What Separates the Best from the Rest
Success Factors in Airport Janitorial Operations
Contents
Success Factor 1: Labor Stability as a Strategic Asset 4
Success Factor 2: Visible, Empowered Local Leadership 5
Success Factor 3: Training Systems That Produce Consistent Results Across All Shifts 6
Success Factor 4: Independent Performance Verification 8
Success Factor 5: Proper Use of Technology in Equipment, Reporting, and Accountability 9
What Airports Can Do: Turning Spending into Performance 11
The Case for an Independent, Expert-Led Assessment 12
Conclusion 13
References 14
Airport janitorial services occupy a unique position in the facility services industry. The environment is unforgiving: 24 hours a day, 365 days a year, unionized workforces in many markets, badging and security requirements that have no parallel in commercial real estate, and a passenger population that forms immediate and lasting impressions based on what they see, smell, and touch in terminals and restrooms.
The contractors who succeed in this environment over sustained periods are not simply the largest, the lowest bidders, or the most technologically sophisticated. They are the ones who have built operating models that solve the specific problems airports face: labor volatility, inconsistent shift performance, the gap between contractor-reported quality and what passengers actually experience, and the absence of meaningful operational accountability at the supervisory level.
This white paper is written for airport leaders who are responsible for janitorial performance and who have learned, often the hard way, that spending more does not automatically produce better outcomes. Many large airports have increased janitorial contract values substantially in recent years and have not seen improvement that matches the investment. In facilities where terminal responsibility is divided between two or more contractors, the accountability picture becomes even harder to read. And the technology platforms contractors bring to the table frequently generate data without answering the only question that matters: is the building clean, on every shift, every day?
The paper examines five factors that consistently distinguish high-performing airport janitorial operations from those that fall short: labor stability, visible and empowered local leadership, training systems that produce consistent results, independent performance verification that gives airports a credible picture of operational reality, and the disciplined use of technology in equipment, reporting, and accountability. On that last point, the paper takes a deliberately grounded position: technology is a multiplier on a sound operation, never a substitute for one, and any tool that does not work in the hands of the frontline worker will not work at all.
It then turns to what airports themselves can do to convert spending into performance: starting with a clear vision of the passenger experience rather than a list of problems, limiting priorities to a short list each contractor can actually be held to, putting every contractor on the same measuring stick, demanding data that answers the airport's question, and protecting the airport team's time to manage outcomes instead of supervising tasks. The paper concludes with a discussion of how a structured, independent assessment led by experienced aviation professionals is one of the most practical tools available to airports seeking to reset contractor performance.
Not all facility services environments are created equal, and airport janitorial is among the most demanding operating contexts in the industry. Understanding why that is true is the first step toward understanding what it takes to succeed, and what an airport has every right to expect from the contractors it pays.
The Scale and Continuity Challenge
A major hub airport may serve 50,000 to 150,000 passengers on a typical day. Those passengers move through terminals, concourses, restrooms, baggage claim areas, connector tunnels, and curbside environments at uneven rates that are tied to flight schedules, weather disruptions, seasonal travel patterns, and the kind of irregular surges no staffing model can perfectly anticipate. Cleaning operations must respond to all of it, continuously, without the option of closing for the night, reducing hours during slow periods, or deferring service to the following shift.
This means that performance is not evaluated at its best. It is evaluated at its worst, during understaffed overnight periods, during irregular operations when flight delays pack concourses with stranded passengers, and during surge periods when passenger volume outruns the staffing model. The airport's reputation is set by the building's worst hour, not its best.
The Operational Rhythms of an Airport
Airports do not operate on predictable cycles. They operate on flight schedules that shift seasonally, disruption patterns driven by weather and air traffic control, irregular operations that can change the passenger load in a specific terminal by several hundred percent within a single hour, and overnight periods that alternate between near-empty concourses and packed departure halls depending on the route mix.
A contractor who understands this plans differently. Staffing models are built not around shift hours but around flight banks and passenger flow curves. Restroom servicing is timed to departure waves rather than uniform intervals. Equipment staging accounts for the fact that a floor scrubber that is perfectly placed for overnight cleaning may need to move before 5:00 a.m. because of inbound international flights and the passenger volume that follows. This kind of knowledge cannot be acquired from a manual. It comes from time on the floor in an airport environment, and an airport can tell within a single overnight visit whether its contractor has it.
The Perception Stakes
Cleanliness is consistently ranked among the top three drivers of overall passenger satisfaction in Airports Council International's Airport Service Quality research, which surveys passengers across more than 300 airports worldwide. In North American hub airports specifically, restroom cleanliness and overall terminal appearance are frequently cited as the most significant controllable factors in how passengers rate their experience.
Janitorial performance is not a back-of-house function. It is a front-line brand experience. A passenger who encounters a dirty restroom or an overflowing trash receptacle does not distinguish between the airport and the cleaning contractor. They experience the airport as failing them. That impression influences survey responses, online reviews, and future travel decisions in ways that extend far beyond the specific interaction.
"Cleanliness is the most frequently cited controllable factor in airport passenger satisfaction scores, and the one most directly tied to frontline service delivery." -- ACI Airport Service Quality Global Report
Specialized Surfaces, High Stakes
Airport floors represent one of the most challenging maintenance environments in facility services. Terrazzo, the polished stone composite used in many of the nation's major hub airports, requires specific chemical protocols, mechanical care, and refinishing cycles that differ significantly from standard commercial flooring. Beyond terrazzo, a single terminal typically holds carpet in gate areas, quarry tile in food and beverage spaces, polished concrete in connectors, and natural stone in premium facilities, each with its own care requirements. A contractor without direct multi-surface airport experience is operating with knowledge gaps that eventually produce either a maintenance failure or a damage claim, and either way the airport pays for it in condition, appearance, or dollars.
The Compliance Complexity
Airport environments carry regulatory and security requirements that have no equivalent in most other facility services markets. Every employee working in a secured area must hold a valid airport-issued credential, a process that involves background investigation, identity verification, and in many cases Transportation Security Administration coordination. The badging timeline can extend from several weeks to several months depending on the airport, the individual's background, and the volume of applications being processed.
This means that the standard approach of hiring to meet demand and onboarding quickly does not work in aviation. A contractor facing a staffing shortage cannot simply bring in additional workers from another account. The replacement pipeline must be managed proactively, which requires a recruiting and credentialing infrastructure that most commercial janitorial contractors are not built to maintain.
Add to this the requirements for airfield and ramp access, specialized equipment certifications, and in unionized markets, the layered obligations of union agreements governing shift assignment, overtime, and grievance procedures, and the compliance burden becomes one of the defining operational challenges of the sector. Understanding these requirements in the abstract is not the same as knowing how they interact in practice. A supervisor who does not know how to handle a credentialing gap in the overnight roster, or a manager who does not understand how overtime provisions affect scheduling flexibility, is creating exposure for the contractor and the airport alike. This context explains why some failures happen. It does not excuse them indefinitely from contractors who knew the environment when they bid the work.
Turnover is the single most expensive operational problem in airport janitorial, and it is rarely treated with the seriousness it deserves. Most contractors report it as a cost line. High performers treat it as a strategic risk. Airports should treat it as a leading indicator of the service quality they are about to receive.
The True Cost of Turnover
The Society for Human Resource Management estimates that replacing a single frontline employee costs between 50 and 200 percent of that employee's annual salary when recruiting, hiring, onboarding, credentialing, and lost productivity costs are fully accounted for (SHRM, 2022). In airport janitorial, where the badging process alone can consume weeks and limit a new employee's ability to work in secured areas until credentialing is complete, the lower bound of that estimate is almost certainly understated.
A cleaning team with 30 percent annual turnover is not simply absorbing replacement costs. It is operating with a perpetually inexperienced workforce. Institutional knowledge about the specific rhythms of a terminal, the location of supply closets, the quirks of particular restroom configurations, the shift patterns that produce coverage gaps, and the informal relationships with airport operations staff that enable real-time problem-solving: all of that knowledge walks out the door with every departure and must be rebuilt from scratch.
Research found that work unit turnover has a significant negative impact on team performance, with the effect being most pronounced in environments requiring coordination and specialized knowledge (Hausknecht and Holwerda, 2013). Airport janitorial meets both criteria.
What Drives Retention in This Workforce
The behavioral research on frontline service worker retention points consistently toward a set of factors that have little to do with compensation alone. Three fundamental psychological needs predict sustained engagement: autonomy, the sense that one's work is self-directed; competence, the sense that one is capable and improving; and relatedness, the sense of genuine connection to a team and a purpose (Deci and Ryan, 2000).
In the airport janitorial context, these translate to specific operational practices. Autonomy is expressed when supervisors give frontline workers meaningful ownership of their zones rather than treating them as task-executors following a script. Competence is built through structured training that increases skill and is recognized when it does. Relatedness is cultivated when supervisors are present, know their employees by name, and connect the daily work to its actual importance: the airport runs, passengers feel safe and cared for, and the community benefits.
Contractors who invest in these practices see measurable retention improvements, with highly engaged teams showing 59 percent lower turnover than disengaged peers, and that the manager accounts for 70 percent of the variance in team engagement (Gallup, 2023). The supervisor is not incidental to retention. The supervisor is retention.
What Airports Should Look For
When an airport evaluates a janitorial contractor's proposal, the staffing plan is typically reviewed for headcount and compliance coverage. What is rarely examined with equal rigor is the contractor's actual retention track record and the infrastructure behind it.
A contractor who can demonstrate 18-month average tenure among frontline workers, a credentialing pipeline that maintains a standing roster of badged employees at 105 to 110 percent of required coverage, and a supervisor-to-worker ratio that enables genuine daily contact is describing a fundamentally different operational reality than one competing on price alone. The airport is not buying a staffing plan. It is buying labor risk management, and the airports that ask for proof of it, both during procurement and throughout the life of the contract, are the ones that avoid being left with contractors who won work they cannot staff.
There is a specific failure mode that large and mid-sized airport janitorial contractors fall into with enough regularity that it has become a recognized pattern among airport directors: the organization performs well during the bid and transition phase, when senior leadership is present and engaged, and then degrades over time as that leadership attention moves to the next opportunity and site-level management is left to operate without adequate authority or support.
Studies of frontline supervisor effectiveness consistently find that supervisor visibility and accessibility are among the strongest predictors of team performance in service environments, with effects significantly larger than those associated with compensation or formal incentive programs. The supervisor who is physically present, who knows what is happening in the building, and who has the authority to respond without escalating every decision is the single most important operational variable a janitorial contractor can control.
What Visibility Actually Means
Visibility in the airport context is not a philosophical concept. It is a specific practice. The site manager or director of operations who attends a weekly meeting with airport administration and then returns to an office is not providing visible leadership. Visible leadership means being on the floor during overnight shifts, not just day shifts. It means being present during flight surges and irregular operations. It means knowing which employees are struggling, which restrooms are problem areas, and what the building looks like at 3:00 a.m. on a Tuesday, not just at 10:00 a.m. when the inspection is scheduled.
Airports experience visible leadership not as a management style but as confidence. When the terminal operations director can pick up the phone and reach a contractor leader who knows the building and can make a decision, that relationship changes how problems are reported, how quickly they are resolved, and how the overall partnership is perceived at renewal time.
"The manager accounts for at least 70 percent of the variance in employee engagement scores." -- Gallup, State of the Global Workplace, 2023
Authority Without Bureaucracy
Empowerment is the complement to visibility. A site leader who is present but must escalate every resource decision, staffing adjustment, or equipment purchase to a regional office is not operationally empowered. The airport experiences the delay, not the organizational structure that caused it.
High-performing contractors deliberately push decision-making authority to the site level. This means site leaders who can approve additional labor hours without a multi-day approval chain, who can authorize equipment repair without waiting for a corporate review, and who can make promises to the airport client about response timelines and then deliver on them. That kind of authority is not the norm in large contracting organizations, and it is one of the primary reasons airports consistently report feeling better served by contractors who feel smaller, even when those contractors are objectively large. Airports can and should ask directly: what decisions can your site leader make without calling the regional office, and how long does everything else take?
Leadership Succession as Operational Risk
One of the most underappreciated sources of service degradation in airport janitorial contracts is leadership transition. When a strong site leader departs and is replaced by someone without airport-specific experience, the quality decline is often immediate and sharp, even when the frontline workforce remains stable. The institutional knowledge held by site leadership about airport rhythms, key relationships, and the informal operational agreements that make the contract function smoothly does not transfer automatically.
Contractors who manage this risk deliberately maintain what might be called a leadership depth chart: a roster of trained, airport-experienced leaders who can step into site roles without a learning curve. This is rare, but it is a meaningful differentiator, and airports that have experienced the painful consequences of leadership turnover without succession planning are increasingly asking about it during procurement and at renewal.
Training in airport janitorial is frequently discussed and infrequently done well. Most contractors have onboarding programs that cover basic cleaning procedures, equipment operation, and safety protocols. Fewer have training systems that produce measurably consistent performance across day, evening, and overnight shifts, across different supervisors, and across the full tenure of the contract.
The distinction matters because inconsistency is one of the primary drivers of low passenger satisfaction scores. A restroom that is excellent during peak morning hours and unacceptable during late evening is not just a staffing problem. It is a training and accountability failure that the passenger experiences as the airport failing to deliver on a basic expectation.
The Shift Consistency Problem
Research on service quality in high-traffic environments consistently identifies shift-level variation as a leading driver of customer dissatisfaction. In airport janitorial, the problem is structural. Day shifts tend to be the best-staffed, most supervised, and most frequently inspected periods of operation. Overnight shifts often run with minimum staffing, reduced supervision, and infrequent quality checks.
High-performing contractors address this not by simply adding supervisors to overnight shifts, although staffing appropriately matters, but by building training systems that make consistent performance the default rather than the exception. This means standard operating procedures that are detailed enough to produce the same result regardless of who is following them, trained shift leaders who can make real-time quality judgments without supervisor oversight, and inspection schedules that apply equivalent rigor across all shifts rather than concentrating audit activity during convenient hours. Airports should note where and when their contractors' own inspections happen. If the audit activity clusters between 9:00 a.m. and 3:00 p.m., the airport is seeing a curated picture.
Supervisor Development as the Training Priority
The evidence is clear: the quality of the immediate supervisor is the most powerful determinant of frontline worker performance. The difference between a highly effective and a merely average frontline supervisor produces a performance gap equivalent to adding 20 percent more staff (Buckingham and Goodall, 2015). In a labor-constrained environment, that gap is not a training inefficiency. It is the difference between a contract that works and one that does not.
For airport janitorial contractors, this means that supervisor development must be a structured, ongoing program rather than a one-time onboarding event. The supervisor in this environment needs specific capabilities that most training programs do not address: how to conduct meaningful quality inspections rather than walkthroughs that check boxes, how to coach a frontline employee who is performing inconsistently without triggering a grievance in a unionized environment, how to manage a zone with variable passenger traffic and respond in real time when conditions change, and how to communicate performance honestly to airport stakeholders rather than managing expectations downward.
"The difference between a highly effective and an average frontline supervisor is equivalent in performance impact to adding 20 percent more staff." -- Harvard Business Review
Training That Connects Work to Purpose
One of the most consistently underestimated elements of effective janitorial training in airport environments is purpose connection. Research on motivation in service roles finds that workers who understand the downstream impact of their work, who know why it matters beyond task completion, demonstrate significantly higher initiative, quality consistency, and customer interaction quality (Grant, 2008).
In airport janitorial, the purpose connection is genuinely compelling. A clean terminal is part of a passenger's safe, comfortable journey. A frontline janitor who understands that their work is part of an airport that serves tens of millions of people each year, and that their specific contribution is visible and valued, is not the same worker as one who has been told to mop the floor on a schedule. The difference shows up in how they greet passengers, how they respond to immediate needs, and how they handle the moments when no supervisor is watching. This is also where the passenger experience is won or lost at the level no contract clause can reach: the employee who notices, cares, and acts.
There is a conflict of interest embedded in most airport janitorial contracts that the industry has largely normalized: the primary source of performance data is the same organization responsible for delivering the performance. Contractor self-inspection, contractor-generated quality reports, and contractor-curated metrics form the operational record on which contract compliance is assessed, renewal decisions are made, and in performance-based agreements, financial consequences are applied.
This arrangement produces predictable outcomes. Self-reported scores cluster in narrow ranges regardless of what passengers experience. Inspection timing aligns with staffing peaks rather than representing the full operational picture. Problems that are visible to airport staff and passengers are frequently absent from formal performance records. The airport operates on what might be described as borrowed visibility: it sees what the contractor chooses to show, and mistakes the contractor's version of reality for its own.
In airports where terminal responsibility is divided between two or more contractors, the problem compounds. Each contractor reports through its own platform, with its own scoring approach and its own definition of acceptable. The airport ends up holding two versions of reality with no common standard for comparing them, no way to know whether a problem is specific to one contractor or structural to the contract, and no objective basis for the side-by-side accountability that a split operation should make possible. Independent verification is the only practical way to put every contractor on the same measuring stick.
Why Current Verification Tools Fall Short
Airports have access to several data sources that are used with varying degrees of sophistication as performance verification tools. Each has real limitations that are important to understand clearly.
The ACI Airport Service Quality survey is administered while the passenger is physically present in the terminal, typically at the departure gate. It captures genuine in-the-moment perception and is close enough to the operational reality of that day to serve as a directional signal for management. However, it is quarterly in its reporting cycle, has limited sample sizes in any given terminal zone, and measures perception rather than root cause. It tells the airport that something is wrong. It cannot identify which shift, which supervisor, or which specific operational failure produced the result.
JD Power airport satisfaction surveys are conducted after the travel experience, often several weeks following the passenger's flight. What they measure is not what the passenger experienced but what they remember experiencing, filtered through everything that occurred after they left the airport. A delayed flight, a lost bag, or an uncomfortable connection shapes how a passenger reconstructs their cleanliness impression in ways entirely disconnected from what the cleaning crew actually delivered. JD Power data is a brand reputation instrument. It has meaningful value for executive positioning and long-term benchmarking. It has almost no utility as a tool for day-to-day contract management.
Sensor and dashboard technology, addressed in detail in Success Factor 5, is the third tool airports are frequently offered as a verification solution. For verification purposes, the limitation can be stated simply: these platforms measure activity, not condition. They can document that a restroom was entered and that a worker responded. They cannot document whether the space was clean before or after, how thoroughly the work was performed, or whether the passenger who walked in 10 minutes later found it acceptable.
What Independent Verification Actually Requires
The verification standard that high-performing airport operators are moving toward is one where the data source has no stake in the outcome. This is not a radical concept. Third-party auditing is standard practice in food safety, financial reporting, and construction quality assurance. The same logic applies in service delivery when the consequences of underperformance are material and the primary party cannot credibly self-certify.
Independent verification in airport janitorial requires several specific elements. The inspection methodology must be standardized enough to produce comparable data across zones, shifts, contractors, and time periods. The inspector must have no operational relationship with the contractor being evaluated. The data must be captured at a frequency that reflects actual operational patterns rather than convenient inspection windows. And the results must be shared with the airport in a form that enables genuine management decisions rather than simply confirming compliance.
There is a useful signal in how contractors respond to this standard. Contractors who support independent verification rather than resist it are making a statement about their own confidence. The contractor who says, in effect, we want you to have your own layer of truth about how we are performing, is offering something no polished report can replicate: credibility. The contractor who resists is telling the airport something too, and airports have become increasingly skilled at reading it.
Technology occupies an awkward place in airport janitorial. Contractors lead with it in presentations because it photographs well and signals sophistication. Airports are drawn to it because it promises objectivity and efficiency. And yet many of the airports with the most technology in their janitorial programs are the same airports struggling with the most basic question of whether their buildings are clean. The problem is not the technology. The problem is the assumption that technology can substitute for the operational fundamentals described in the first four success factors. It cannot. Used properly, technology is a multiplier on a sound operation. Layered onto a weak one, it multiplies the weakness, at a higher price.
Equipment: Machines Are a Multiplier, Not a Strategy
Autonomous floor scrubbers and other robotic equipment are now a fixture of airport janitorial proposals, and in the right conditions they deliver real value: consistent coverage of large open floor areas, documented run paths, and the redeployment of labor hours toward the high-touch work, restrooms above all, where human attention matters most. Those conditions are the point. The machine adds value when its routes are planned around flight banks and passenger flow, when someone is trained and accountable for charging it, maintaining it, and repositioning it, and when the staffing plan actually reassigns the saved hours to higher-value work rather than quietly absorbing them as a cost reduction.
When those conditions are absent, the same machine becomes an expensive prop: parked in a corner with a dead battery, running the same loop regardless of what the building needs, or sitting idle because the one employee who knew how to operate it left and nobody was trained behind them. Airports evaluating equipment claims should ask for evidence, not demonstrations: show me how this machine changed your staffing deployment, and show me where the redeployed hours went.
Reporting: Data Is Not the Same as Answers
Modern janitorial operations generate enormous amounts of data: sensor counts, task completions, response times, work order logs, inspection checklists. Almost all of it measures activity. Very little of it measures outcome. An airport can be drowning in dashboards and still unable to say, with confidence, what condition its restrooms were in at 4:00 a.m. last Tuesday.
The honest case for reporting technology is narrower than the sales pitch but still real. Sensor-driven dispatch can shorten response times in high-traffic restrooms. Digital work orders create a record of what was assigned and what was closed out. Trend data, reviewed by someone with the judgment to interpret it, can reveal patterns worth investigating. What reporting technology cannot do is verify quality, and it should never be accepted as a substitute for independent verification. The test an airport should apply to any reporting platform is simple: does the data reach my team, in a form my team can act on, and does it answer my question about the condition of the building rather than the activity of the contractor? A platform that fails that test is generating exhaust, not insight, regardless of how polished the dashboard looks.
The Janitor Test
Every technology decision in this industry should be run through one filter before any other: will this work in the hands of the person actually doing the cleaning? The frontline airport janitorial workforce is diverse in language, in literacy, in comfort with devices, and it turns over. Workers are often wearing gloves, working at 3:00 a.m., and moving fast. A tool that requires a frontline worker to navigate multiple screens, log data in a second language, or remember a process they were shown once during onboarding will not be used as designed. It will be worked around, batch-entered at the end of a shift, or quietly abandoned, and the data it produces will reflect the workaround rather than the work.
This is not an argument against technology at the frontline. It is an argument for technology designed around the frontline: one-touch confirmations, visual rather than text-heavy interfaces, tools that save the worker time instead of adding additional burdens, and training that is repeated as the workforce turns over rather than delivered once and assumed. The contractors who get value from frontline technology are the ones who treat adoption as the hard part, because it is. Airports should be skeptical of any platform demonstration that does not include an answer to the question: how do your janitors actually use this, and how do you know?
Accountability: Technology Documents, People Manage
The final discipline is keeping technology in its proper role within the accountability structure. Technology can document conditions, timestamp activity, and surface patterns. It cannot coach an employee, make a judgment call about whether a restroom is genuinely ready for passengers, or sit across the table from a contractor and have a hard conversation about a trend. Data without a supervisor who acts on it is noise, and a dashboard nobody reviews is a monthly subscription, not a management system.
The practical standard for airports is this: technology should make the human accountability system faster, better informed, and harder to fool. It should never be allowed to replace it. A contractor whose accountability story is a platform rather than a supervision structure is describing how performance will be recorded, not how it will be managed. The airports that get this right pair simple, well-adopted tools with visible leadership and independent verification. They hold contractors accountable for outcomes the technology merely helps everyone see.
The five success factors described above belong to the contractor. But the airports that consistently get strong janitorial performance are not just lucky in their contractor selection. They structure the relationship in ways that make high performance the path of least resistance. Five practices stand out.
Start with the Vision, Not the Problem List
When janitorial performance falls short, the natural instinct is to start cataloging problems: the restrooms in one concourse, the project work that never gets done, the reports that do not arrive. The problem with starting there is that a problem list has no end and no direction. Fixing items on a list does not add up to a transformed operation.
The airports that achieve sustained improvement start somewhere else: with a clear, agreed-upon picture of what the passenger experience should be. The vision has to start with the traveler. Not with the contract, not with the technology, not with the staffing model. What does a world-class passenger experience look like in this terminal, and what has to change operationally to make it happen consistently? Once that destination is clear and agreed upon by airport leadership, contractor leadership, and frontline supervision alike, the problems still get addressed, but they get addressed in service of a destination rather than as ends in themselves. Most underperforming operations do not suffer from a shortage of opinions about what is wrong. They suffer from the absence of a shared picture of where they are going.
Limit the Priorities to What Can Actually Be Managed
A contract document with hundreds of requirements gives a contractor nowhere to focus and gives the airport nothing enforceable. When everything is a priority, nothing is. High-performing airports translate lengthy contracts into a short list of ranked priorities, typically three to five at the airport level, and then require each contractor to align its operation to no more than three focus points, each one traceable to an airport priority.
A useful filter for building that list: if a proposed priority does not connect to something a passenger sees, feels, or experiences, it is probably not the right priority. The short list should then be documented and agreed to in writing by airport and contractor leadership. That signature moment matters. It converts a vague expectation of doing better into a specific, shared, written definition of what success looks like, and it becomes the standard against which every subsequent review is conducted.
Put Every Contractor on the Same Measuring Stick
Airports that split terminal responsibility between two or more contractors have a built-in advantage that most never use: the ability to compare performance side by side. That comparison is only meaningful if both contractors are measured by the same methodology, on the same standards, at the same frequency, by the same independent party. When that condition is met, the airport learns quickly whether a problem is contractor-specific or structural to the contract itself, and a healthy, visible comparison creates competitive pressure that no penalty clause can replicate.
When that condition is not met, a split contract delivers the worst of both worlds: twice the management burden, two incompatible reporting systems, and a standing excuse for every shortfall, because each contractor can point at conditions on the other side of the line.
Demand Data That Answers the Airport's Question
The question the airport needs answered is simple: is the building clean, is it clean on every shift, and is it getting better or worse? Much of the data airports currently receive does not answer it. Contractor platforms measure activity: tasks completed, zones visited, response times logged. Activity is not outcome. An airport drowning in dashboards can still be unable to say, with confidence, what condition its restrooms were in at 4:00 a.m. last Tuesday.
Airports should require reporting that is independent of the contractor, standardized across the entire facility, and granular to the shift level. They should also insist on seeing the data in a form their own team can act on: which areas, which shifts, which trends, compared against the agreed focus points. Anything less is reporting that serves the contractor's renewal case rather than the airport's management needs.
Protect the Airport Team's Time
In many airports, the facilities team responsible for overseeing janitorial contracts is small relative to the scale of the operation. When contractor performance slips, that team absorbs the difference: re-inspecting work, chasing reports, mediating between contractors, and in the worst cases, directing day-to-day cleaning activity that the contract pays someone else to manage. Every hour the airport team spends doing the contractor's job is an hour not spent on the airport's job.
The structural fix is to set up the accountability system so that contractor self-management is verified rather than substituted. Clear focus points, independent inspection data, and a regular review cadence allow a small airport team to manage outcomes instead of supervising tasks. The airport's role is to define success, verify it independently, and enforce consequences. It should never be to function as the contractor's missing supervision layer.
What an Independent Assessment Actually Provides
The value is not consultancy in the abstract sense of the term. A professional who has managed major hub operations, navigated union environments, maintained passenger satisfaction scores through disruption cycles, and built supervisor teams that perform consistently across shifts brings a specific and transferable knowledge base to the evaluation of an airport's current operation.
In practice, that means direct observation across the full operating day, including the overnight hours where performance problems concentrate and where outside eyes rarely look. It means side-by-side evaluation where multiple contractors share a facility, conducted on a single standard so the comparison is fair and usable. It means an honest review of how training programs actually function on the floor, how technology platforms are actually being used and what data is actually reaching the airport team, and how the workforce culture is affecting service flexibility. And it means translating all of that observation into something the airport can execute: a road map with specific actions, named owners, and target dates, anchored to a documented agreement on what success looks like.
Benchmarking as an Assessment Function
One of the specific contributions an experienced assessment team provides is genuine benchmarking context. Most airports have no credible way to answer the question: how does the performance we are getting compare to what similar airports receive for similar money? Internal metrics are self-referential. Industry survey scores provide airport-to-airport comparisons at a high level but do not illuminate the operational practices that produce the differences.
An assessor with experience across multiple airports and contractors can provide that context. They know what a well-run restroom servicing program looks like at a major hub versus a regional facility. They know what staffing ratios produce consistent overnight performance, what supervisor-to-worker ratios are associated with high cleanliness scores, and which training produces the fastest improvement in frontline consistency. That knowledge, applied to a specific airport's operation, produces diagnostic clarity that no generic benchmarking tool and no contractor presentation can match.
The Investment Case
Janitorial contracts at major hub airports are measured in tens of millions of dollars annually, and airports have shown a willingness to increase that spending substantially when the case for improvement is made. The painful pattern is when the increase arrives and the improvement does not. At that point the cost is not just the money. It is the passenger experience, the satisfaction scores, the airport's reputation, and the time of an airport team stretched thin covering the gap.
Against that backdrop, a structured independent assessment costing a small fraction of one percent of annual contract value is not a discretionary expense. It is the most direct way to protect the investment already being made: a clear-eyed account of current conditions, a shared definition of success, a short list of enforceable priorities, and a path from one to the other that the airport's own team can manage. Airports that take this step convert a frustrating contract relationship into a managed one. Airports that do not tend to repeat the same renewal conversation, at a higher price, a few years later.
Airport janitorial is one of the most demanding operating environments in facility services, and the gap between operations that succeed and those that disappoint is not primarily a gap in equipment, technology, or even price. It is a gap in operational capability that expresses itself in five specific dimensions: labor stability, visible local leadership, training systems that produce shift-level consistency, independent performance verification, and the disciplined use of technology in equipment, reporting, and accountability.
These factors reinforce each other. A contractor who invests in labor stability reduces the training burden caused by constant turnover. A contractor who develops strong supervisors produces frontline workers who perform consistently across shifts. A contractor who embraces independent verification builds the airport confidence that makes renewal conversations straightforward rather than contentious. And a contractor who keeps technology in its proper role, as a multiplier on sound operations rather than a substitute for them, gets value from tools that elsewhere sit parked in a corner.
For airport leaders, the practical takeaway is this: an airport gets the contractor performance it structures, verifies, and insists upon. The airports performing best in passenger experience programs are not accidents of geography or contractor luck. They are airports that started with a clear vision of the passenger experience, narrowed their expectations to priorities a contractor can actually be held to, measured every contractor on the same independent standard, and protected their own team's capacity to manage outcomes. Sustained performance in airport janitorial is the product of intentional structure, not the absence of bad luck. The airports that understand that are the ones passengers notice, for the right reasons.
2. Batt, R., and Colvin, A. J. S. (2011). "An employment systems approach to turnover: Human resources practices, quits, dismissals, and performance." Academy of Management Journal, 54(4), 695-717.
3. Buckingham, M., and Goodall, A. (2015). "Reinventing Performance Management." Harvard Business Review, April 2015.
4. Deci, E. L., and Ryan, R. M. (2000). The 'what' and 'why' of goal pursuits: Human needs and the self-determination of behavior. Psychological Inquiry, 11(4), 227-268.
5. Gallup, Inc. (2023). State of the Global Workplace: 2023 Report. Gallup Press, Washington, D.C.
6. Grant, A. M. (2008). "The significance of task significance: Job performance effects, relational mechanisms, and boundary conditions." Journal of Applied Psychology, 93(1), 108-124.
7. Hausknecht, J. P., and Holwerda, J. A. (2013). "When does employee turnover matter? Dynamic member configurations, productive capacity, and collective performance." Organization Science, 24(1), 210-225.
8. Heskett, J. L., Sasser, W. E., and Schlesinger, L. A. (1997). The Service Profit Chain: How Leading Companies Link Profit and Growth to Loyalty, Satisfaction, and Value. Free Press, New York.
9. Society for Human Resource Management (SHRM). (2022). The True Cost of Turnover. SHRM Research Report, Alexandria, VA.
10. Zeithaml, V. A., Parasuraman, A., and Berry, L. L. (1990). Delivering Quality Service: Balancing Customer Perceptions and Expectations. Free Press, New York.
About the Authors
Confluence Solutions
Confluence Solutions is a specialized Invoice Schedule
InvoiceTimingAmount
InvoiceDue upon delivery and airport approval of all deliverables. Includes remaining professional fee plus reimbursable expenses at actual cost.$17,280
+ expenses
ExpenseExpenses billed at actual cost, no markup, with receiptsNot to exceed $5000
Payment due within 30 days of invoice. This summary is valid for 60 days from proposal date.
facility services consultancy founded by Scott Murray, a 35-year veteran of the aviation facility services industry. Scott's background includes serving as Vice President of Aviation at ISS Facility Services, where he grew the aviation division past $95 million in annual revenue, and long-term consulting work at Louis Armstrong New Orleans International Airport that contributed to JD Power Best Large Airport recognition in 2021 and four consecutive ACI passenger experience designations from 2021 through 2024. Confluence Solutions provides strategic advisory, contract design support, and operational assessment services to airports and facility services contractors.
ServiceCheck
ServiceCheck is a third-party performance verification and benchmarking platform designed by Confluence Solutions specifically for facility services environments. ServiceCheck provides airports and contractors with independent, standardized inspection data that sits outside both the contractor's reporting chain and the airport's internal audit function. The platform addresses the structural verification gap that exists in most janitorial contracts and provides the kind of objective, shift-level performance data that enables genuine operational accountability. For more information, contact Confluence Solutions.
Success Factor 2: Visible, Empowered Local Leadership 5
Success Factor 3: Training Systems That Produce Consistent Results Across All Shifts 6
Success Factor 4: Independent Performance Verification 8
Success Factor 5: Proper Use of Technology in Equipment, Reporting, and Accountability 9
What Airports Can Do: Turning Spending into Performance 11
The Case for an Independent, Expert-Led Assessment 12
Conclusion 13
References 14
Executive Summary
Airport janitorial services occupy a unique position in the facility services industry. The environment is unforgiving: 24 hours a day, 365 days a year, unionized workforces in many markets, badging and security requirements that have no parallel in commercial real estate, and a passenger population that forms immediate and lasting impressions based on what they see, smell, and touch in terminals and restrooms.
The contractors who succeed in this environment over sustained periods are not simply the largest, the lowest bidders, or the most technologically sophisticated. They are the ones who have built operating models that solve the specific problems airports face: labor volatility, inconsistent shift performance, the gap between contractor-reported quality and what passengers actually experience, and the absence of meaningful operational accountability at the supervisory level.
This white paper is written for airport leaders who are responsible for janitorial performance and who have learned, often the hard way, that spending more does not automatically produce better outcomes. Many large airports have increased janitorial contract values substantially in recent years and have not seen improvement that matches the investment. In facilities where terminal responsibility is divided between two or more contractors, the accountability picture becomes even harder to read. And the technology platforms contractors bring to the table frequently generate data without answering the only question that matters: is the building clean, on every shift, every day?
The paper examines five factors that consistently distinguish high-performing airport janitorial operations from those that fall short: labor stability, visible and empowered local leadership, training systems that produce consistent results, independent performance verification that gives airports a credible picture of operational reality, and the disciplined use of technology in equipment, reporting, and accountability. On that last point, the paper takes a deliberately grounded position: technology is a multiplier on a sound operation, never a substitute for one, and any tool that does not work in the hands of the frontline worker will not work at all.
It then turns to what airports themselves can do to convert spending into performance: starting with a clear vision of the passenger experience rather than a list of problems, limiting priorities to a short list each contractor can actually be held to, putting every contractor on the same measuring stick, demanding data that answers the airport's question, and protecting the airport team's time to manage outcomes instead of supervising tasks. The paper concludes with a discussion of how a structured, independent assessment led by experienced aviation professionals is one of the most practical tools available to airports seeking to reset contractor performance.
Why Airport Janitorial Is Operationally Distinct
Not all facility services environments are created equal, and airport janitorial is among the most demanding operating contexts in the industry. Understanding why that is true is the first step toward understanding what it takes to succeed, and what an airport has every right to expect from the contractors it pays.
The Scale and Continuity Challenge
A major hub airport may serve 50,000 to 150,000 passengers on a typical day. Those passengers move through terminals, concourses, restrooms, baggage claim areas, connector tunnels, and curbside environments at uneven rates that are tied to flight schedules, weather disruptions, seasonal travel patterns, and the kind of irregular surges no staffing model can perfectly anticipate. Cleaning operations must respond to all of it, continuously, without the option of closing for the night, reducing hours during slow periods, or deferring service to the following shift.
This means that performance is not evaluated at its best. It is evaluated at its worst, during understaffed overnight periods, during irregular operations when flight delays pack concourses with stranded passengers, and during surge periods when passenger volume outruns the staffing model. The airport's reputation is set by the building's worst hour, not its best.
The Operational Rhythms of an Airport
Airports do not operate on predictable cycles. They operate on flight schedules that shift seasonally, disruption patterns driven by weather and air traffic control, irregular operations that can change the passenger load in a specific terminal by several hundred percent within a single hour, and overnight periods that alternate between near-empty concourses and packed departure halls depending on the route mix.
A contractor who understands this plans differently. Staffing models are built not around shift hours but around flight banks and passenger flow curves. Restroom servicing is timed to departure waves rather than uniform intervals. Equipment staging accounts for the fact that a floor scrubber that is perfectly placed for overnight cleaning may need to move before 5:00 a.m. because of inbound international flights and the passenger volume that follows. This kind of knowledge cannot be acquired from a manual. It comes from time on the floor in an airport environment, and an airport can tell within a single overnight visit whether its contractor has it.
The Perception Stakes
Cleanliness is consistently ranked among the top three drivers of overall passenger satisfaction in Airports Council International's Airport Service Quality research, which surveys passengers across more than 300 airports worldwide. In North American hub airports specifically, restroom cleanliness and overall terminal appearance are frequently cited as the most significant controllable factors in how passengers rate their experience.
Janitorial performance is not a back-of-house function. It is a front-line brand experience. A passenger who encounters a dirty restroom or an overflowing trash receptacle does not distinguish between the airport and the cleaning contractor. They experience the airport as failing them. That impression influences survey responses, online reviews, and future travel decisions in ways that extend far beyond the specific interaction.
"Cleanliness is the most frequently cited controllable factor in airport passenger satisfaction scores, and the one most directly tied to frontline service delivery." -- ACI Airport Service Quality Global Report
Specialized Surfaces, High Stakes
Airport floors represent one of the most challenging maintenance environments in facility services. Terrazzo, the polished stone composite used in many of the nation's major hub airports, requires specific chemical protocols, mechanical care, and refinishing cycles that differ significantly from standard commercial flooring. Beyond terrazzo, a single terminal typically holds carpet in gate areas, quarry tile in food and beverage spaces, polished concrete in connectors, and natural stone in premium facilities, each with its own care requirements. A contractor without direct multi-surface airport experience is operating with knowledge gaps that eventually produce either a maintenance failure or a damage claim, and either way the airport pays for it in condition, appearance, or dollars.
The Compliance Complexity
Airport environments carry regulatory and security requirements that have no equivalent in most other facility services markets. Every employee working in a secured area must hold a valid airport-issued credential, a process that involves background investigation, identity verification, and in many cases Transportation Security Administration coordination. The badging timeline can extend from several weeks to several months depending on the airport, the individual's background, and the volume of applications being processed.
This means that the standard approach of hiring to meet demand and onboarding quickly does not work in aviation. A contractor facing a staffing shortage cannot simply bring in additional workers from another account. The replacement pipeline must be managed proactively, which requires a recruiting and credentialing infrastructure that most commercial janitorial contractors are not built to maintain.
Add to this the requirements for airfield and ramp access, specialized equipment certifications, and in unionized markets, the layered obligations of union agreements governing shift assignment, overtime, and grievance procedures, and the compliance burden becomes one of the defining operational challenges of the sector. Understanding these requirements in the abstract is not the same as knowing how they interact in practice. A supervisor who does not know how to handle a credentialing gap in the overnight roster, or a manager who does not understand how overtime provisions affect scheduling flexibility, is creating exposure for the contractor and the airport alike. This context explains why some failures happen. It does not excuse them indefinitely from contractors who knew the environment when they bid the work.
Success Factor 1: Labor Stability as a Strategic Asset
Turnover is the single most expensive operational problem in airport janitorial, and it is rarely treated with the seriousness it deserves. Most contractors report it as a cost line. High performers treat it as a strategic risk. Airports should treat it as a leading indicator of the service quality they are about to receive.
The True Cost of Turnover
The Society for Human Resource Management estimates that replacing a single frontline employee costs between 50 and 200 percent of that employee's annual salary when recruiting, hiring, onboarding, credentialing, and lost productivity costs are fully accounted for (SHRM, 2022). In airport janitorial, where the badging process alone can consume weeks and limit a new employee's ability to work in secured areas until credentialing is complete, the lower bound of that estimate is almost certainly understated.
A cleaning team with 30 percent annual turnover is not simply absorbing replacement costs. It is operating with a perpetually inexperienced workforce. Institutional knowledge about the specific rhythms of a terminal, the location of supply closets, the quirks of particular restroom configurations, the shift patterns that produce coverage gaps, and the informal relationships with airport operations staff that enable real-time problem-solving: all of that knowledge walks out the door with every departure and must be rebuilt from scratch.
Research found that work unit turnover has a significant negative impact on team performance, with the effect being most pronounced in environments requiring coordination and specialized knowledge (Hausknecht and Holwerda, 2013). Airport janitorial meets both criteria.
What Drives Retention in This Workforce
The behavioral research on frontline service worker retention points consistently toward a set of factors that have little to do with compensation alone. Three fundamental psychological needs predict sustained engagement: autonomy, the sense that one's work is self-directed; competence, the sense that one is capable and improving; and relatedness, the sense of genuine connection to a team and a purpose (Deci and Ryan, 2000).
In the airport janitorial context, these translate to specific operational practices. Autonomy is expressed when supervisors give frontline workers meaningful ownership of their zones rather than treating them as task-executors following a script. Competence is built through structured training that increases skill and is recognized when it does. Relatedness is cultivated when supervisors are present, know their employees by name, and connect the daily work to its actual importance: the airport runs, passengers feel safe and cared for, and the community benefits.
Contractors who invest in these practices see measurable retention improvements, with highly engaged teams showing 59 percent lower turnover than disengaged peers, and that the manager accounts for 70 percent of the variance in team engagement (Gallup, 2023). The supervisor is not incidental to retention. The supervisor is retention.
What Airports Should Look For
When an airport evaluates a janitorial contractor's proposal, the staffing plan is typically reviewed for headcount and compliance coverage. What is rarely examined with equal rigor is the contractor's actual retention track record and the infrastructure behind it.
A contractor who can demonstrate 18-month average tenure among frontline workers, a credentialing pipeline that maintains a standing roster of badged employees at 105 to 110 percent of required coverage, and a supervisor-to-worker ratio that enables genuine daily contact is describing a fundamentally different operational reality than one competing on price alone. The airport is not buying a staffing plan. It is buying labor risk management, and the airports that ask for proof of it, both during procurement and throughout the life of the contract, are the ones that avoid being left with contractors who won work they cannot staff.
Success Factor 2: Visible, Empowered Local Leadership
There is a specific failure mode that large and mid-sized airport janitorial contractors fall into with enough regularity that it has become a recognized pattern among airport directors: the organization performs well during the bid and transition phase, when senior leadership is present and engaged, and then degrades over time as that leadership attention moves to the next opportunity and site-level management is left to operate without adequate authority or support.
Studies of frontline supervisor effectiveness consistently find that supervisor visibility and accessibility are among the strongest predictors of team performance in service environments, with effects significantly larger than those associated with compensation or formal incentive programs. The supervisor who is physically present, who knows what is happening in the building, and who has the authority to respond without escalating every decision is the single most important operational variable a janitorial contractor can control.
What Visibility Actually Means
Visibility in the airport context is not a philosophical concept. It is a specific practice. The site manager or director of operations who attends a weekly meeting with airport administration and then returns to an office is not providing visible leadership. Visible leadership means being on the floor during overnight shifts, not just day shifts. It means being present during flight surges and irregular operations. It means knowing which employees are struggling, which restrooms are problem areas, and what the building looks like at 3:00 a.m. on a Tuesday, not just at 10:00 a.m. when the inspection is scheduled.
Airports experience visible leadership not as a management style but as confidence. When the terminal operations director can pick up the phone and reach a contractor leader who knows the building and can make a decision, that relationship changes how problems are reported, how quickly they are resolved, and how the overall partnership is perceived at renewal time.
"The manager accounts for at least 70 percent of the variance in employee engagement scores." -- Gallup, State of the Global Workplace, 2023
Authority Without Bureaucracy
Empowerment is the complement to visibility. A site leader who is present but must escalate every resource decision, staffing adjustment, or equipment purchase to a regional office is not operationally empowered. The airport experiences the delay, not the organizational structure that caused it.
High-performing contractors deliberately push decision-making authority to the site level. This means site leaders who can approve additional labor hours without a multi-day approval chain, who can authorize equipment repair without waiting for a corporate review, and who can make promises to the airport client about response timelines and then deliver on them. That kind of authority is not the norm in large contracting organizations, and it is one of the primary reasons airports consistently report feeling better served by contractors who feel smaller, even when those contractors are objectively large. Airports can and should ask directly: what decisions can your site leader make without calling the regional office, and how long does everything else take?
Leadership Succession as Operational Risk
One of the most underappreciated sources of service degradation in airport janitorial contracts is leadership transition. When a strong site leader departs and is replaced by someone without airport-specific experience, the quality decline is often immediate and sharp, even when the frontline workforce remains stable. The institutional knowledge held by site leadership about airport rhythms, key relationships, and the informal operational agreements that make the contract function smoothly does not transfer automatically.
Contractors who manage this risk deliberately maintain what might be called a leadership depth chart: a roster of trained, airport-experienced leaders who can step into site roles without a learning curve. This is rare, but it is a meaningful differentiator, and airports that have experienced the painful consequences of leadership turnover without succession planning are increasingly asking about it during procurement and at renewal.
Success Factor 3: Training Systems That Produce Consistent Results Across All Shifts
Training in airport janitorial is frequently discussed and infrequently done well. Most contractors have onboarding programs that cover basic cleaning procedures, equipment operation, and safety protocols. Fewer have training systems that produce measurably consistent performance across day, evening, and overnight shifts, across different supervisors, and across the full tenure of the contract.
The distinction matters because inconsistency is one of the primary drivers of low passenger satisfaction scores. A restroom that is excellent during peak morning hours and unacceptable during late evening is not just a staffing problem. It is a training and accountability failure that the passenger experiences as the airport failing to deliver on a basic expectation.
The Shift Consistency Problem
Research on service quality in high-traffic environments consistently identifies shift-level variation as a leading driver of customer dissatisfaction. In airport janitorial, the problem is structural. Day shifts tend to be the best-staffed, most supervised, and most frequently inspected periods of operation. Overnight shifts often run with minimum staffing, reduced supervision, and infrequent quality checks.
High-performing contractors address this not by simply adding supervisors to overnight shifts, although staffing appropriately matters, but by building training systems that make consistent performance the default rather than the exception. This means standard operating procedures that are detailed enough to produce the same result regardless of who is following them, trained shift leaders who can make real-time quality judgments without supervisor oversight, and inspection schedules that apply equivalent rigor across all shifts rather than concentrating audit activity during convenient hours. Airports should note where and when their contractors' own inspections happen. If the audit activity clusters between 9:00 a.m. and 3:00 p.m., the airport is seeing a curated picture.
Supervisor Development as the Training Priority
The evidence is clear: the quality of the immediate supervisor is the most powerful determinant of frontline worker performance. The difference between a highly effective and a merely average frontline supervisor produces a performance gap equivalent to adding 20 percent more staff (Buckingham and Goodall, 2015). In a labor-constrained environment, that gap is not a training inefficiency. It is the difference between a contract that works and one that does not.
For airport janitorial contractors, this means that supervisor development must be a structured, ongoing program rather than a one-time onboarding event. The supervisor in this environment needs specific capabilities that most training programs do not address: how to conduct meaningful quality inspections rather than walkthroughs that check boxes, how to coach a frontline employee who is performing inconsistently without triggering a grievance in a unionized environment, how to manage a zone with variable passenger traffic and respond in real time when conditions change, and how to communicate performance honestly to airport stakeholders rather than managing expectations downward.
"The difference between a highly effective and an average frontline supervisor is equivalent in performance impact to adding 20 percent more staff." -- Harvard Business Review
Training That Connects Work to Purpose
One of the most consistently underestimated elements of effective janitorial training in airport environments is purpose connection. Research on motivation in service roles finds that workers who understand the downstream impact of their work, who know why it matters beyond task completion, demonstrate significantly higher initiative, quality consistency, and customer interaction quality (Grant, 2008).
In airport janitorial, the purpose connection is genuinely compelling. A clean terminal is part of a passenger's safe, comfortable journey. A frontline janitor who understands that their work is part of an airport that serves tens of millions of people each year, and that their specific contribution is visible and valued, is not the same worker as one who has been told to mop the floor on a schedule. The difference shows up in how they greet passengers, how they respond to immediate needs, and how they handle the moments when no supervisor is watching. This is also where the passenger experience is won or lost at the level no contract clause can reach: the employee who notices, cares, and acts.
Success Factor 4: Independent Performance Verification
There is a conflict of interest embedded in most airport janitorial contracts that the industry has largely normalized: the primary source of performance data is the same organization responsible for delivering the performance. Contractor self-inspection, contractor-generated quality reports, and contractor-curated metrics form the operational record on which contract compliance is assessed, renewal decisions are made, and in performance-based agreements, financial consequences are applied.
This arrangement produces predictable outcomes. Self-reported scores cluster in narrow ranges regardless of what passengers experience. Inspection timing aligns with staffing peaks rather than representing the full operational picture. Problems that are visible to airport staff and passengers are frequently absent from formal performance records. The airport operates on what might be described as borrowed visibility: it sees what the contractor chooses to show, and mistakes the contractor's version of reality for its own.
In airports where terminal responsibility is divided between two or more contractors, the problem compounds. Each contractor reports through its own platform, with its own scoring approach and its own definition of acceptable. The airport ends up holding two versions of reality with no common standard for comparing them, no way to know whether a problem is specific to one contractor or structural to the contract, and no objective basis for the side-by-side accountability that a split operation should make possible. Independent verification is the only practical way to put every contractor on the same measuring stick.
Why Current Verification Tools Fall Short
Airports have access to several data sources that are used with varying degrees of sophistication as performance verification tools. Each has real limitations that are important to understand clearly.
The ACI Airport Service Quality survey is administered while the passenger is physically present in the terminal, typically at the departure gate. It captures genuine in-the-moment perception and is close enough to the operational reality of that day to serve as a directional signal for management. However, it is quarterly in its reporting cycle, has limited sample sizes in any given terminal zone, and measures perception rather than root cause. It tells the airport that something is wrong. It cannot identify which shift, which supervisor, or which specific operational failure produced the result.
JD Power airport satisfaction surveys are conducted after the travel experience, often several weeks following the passenger's flight. What they measure is not what the passenger experienced but what they remember experiencing, filtered through everything that occurred after they left the airport. A delayed flight, a lost bag, or an uncomfortable connection shapes how a passenger reconstructs their cleanliness impression in ways entirely disconnected from what the cleaning crew actually delivered. JD Power data is a brand reputation instrument. It has meaningful value for executive positioning and long-term benchmarking. It has almost no utility as a tool for day-to-day contract management.
Sensor and dashboard technology, addressed in detail in Success Factor 5, is the third tool airports are frequently offered as a verification solution. For verification purposes, the limitation can be stated simply: these platforms measure activity, not condition. They can document that a restroom was entered and that a worker responded. They cannot document whether the space was clean before or after, how thoroughly the work was performed, or whether the passenger who walked in 10 minutes later found it acceptable.
What Independent Verification Actually Requires
The verification standard that high-performing airport operators are moving toward is one where the data source has no stake in the outcome. This is not a radical concept. Third-party auditing is standard practice in food safety, financial reporting, and construction quality assurance. The same logic applies in service delivery when the consequences of underperformance are material and the primary party cannot credibly self-certify.
Independent verification in airport janitorial requires several specific elements. The inspection methodology must be standardized enough to produce comparable data across zones, shifts, contractors, and time periods. The inspector must have no operational relationship with the contractor being evaluated. The data must be captured at a frequency that reflects actual operational patterns rather than convenient inspection windows. And the results must be shared with the airport in a form that enables genuine management decisions rather than simply confirming compliance.
There is a useful signal in how contractors respond to this standard. Contractors who support independent verification rather than resist it are making a statement about their own confidence. The contractor who says, in effect, we want you to have your own layer of truth about how we are performing, is offering something no polished report can replicate: credibility. The contractor who resists is telling the airport something too, and airports have become increasingly skilled at reading it.
Success Factor 5: Proper Use of Technology in Equipment, Reporting, and Accountability
Technology occupies an awkward place in airport janitorial. Contractors lead with it in presentations because it photographs well and signals sophistication. Airports are drawn to it because it promises objectivity and efficiency. And yet many of the airports with the most technology in their janitorial programs are the same airports struggling with the most basic question of whether their buildings are clean. The problem is not the technology. The problem is the assumption that technology can substitute for the operational fundamentals described in the first four success factors. It cannot. Used properly, technology is a multiplier on a sound operation. Layered onto a weak one, it multiplies the weakness, at a higher price.
Equipment: Machines Are a Multiplier, Not a Strategy
Autonomous floor scrubbers and other robotic equipment are now a fixture of airport janitorial proposals, and in the right conditions they deliver real value: consistent coverage of large open floor areas, documented run paths, and the redeployment of labor hours toward the high-touch work, restrooms above all, where human attention matters most. Those conditions are the point. The machine adds value when its routes are planned around flight banks and passenger flow, when someone is trained and accountable for charging it, maintaining it, and repositioning it, and when the staffing plan actually reassigns the saved hours to higher-value work rather than quietly absorbing them as a cost reduction.
When those conditions are absent, the same machine becomes an expensive prop: parked in a corner with a dead battery, running the same loop regardless of what the building needs, or sitting idle because the one employee who knew how to operate it left and nobody was trained behind them. Airports evaluating equipment claims should ask for evidence, not demonstrations: show me how this machine changed your staffing deployment, and show me where the redeployed hours went.
Reporting: Data Is Not the Same as Answers
Modern janitorial operations generate enormous amounts of data: sensor counts, task completions, response times, work order logs, inspection checklists. Almost all of it measures activity. Very little of it measures outcome. An airport can be drowning in dashboards and still unable to say, with confidence, what condition its restrooms were in at 4:00 a.m. last Tuesday.
The honest case for reporting technology is narrower than the sales pitch but still real. Sensor-driven dispatch can shorten response times in high-traffic restrooms. Digital work orders create a record of what was assigned and what was closed out. Trend data, reviewed by someone with the judgment to interpret it, can reveal patterns worth investigating. What reporting technology cannot do is verify quality, and it should never be accepted as a substitute for independent verification. The test an airport should apply to any reporting platform is simple: does the data reach my team, in a form my team can act on, and does it answer my question about the condition of the building rather than the activity of the contractor? A platform that fails that test is generating exhaust, not insight, regardless of how polished the dashboard looks.
The Janitor Test
Every technology decision in this industry should be run through one filter before any other: will this work in the hands of the person actually doing the cleaning? The frontline airport janitorial workforce is diverse in language, in literacy, in comfort with devices, and it turns over. Workers are often wearing gloves, working at 3:00 a.m., and moving fast. A tool that requires a frontline worker to navigate multiple screens, log data in a second language, or remember a process they were shown once during onboarding will not be used as designed. It will be worked around, batch-entered at the end of a shift, or quietly abandoned, and the data it produces will reflect the workaround rather than the work.
This is not an argument against technology at the frontline. It is an argument for technology designed around the frontline: one-touch confirmations, visual rather than text-heavy interfaces, tools that save the worker time instead of adding additional burdens, and training that is repeated as the workforce turns over rather than delivered once and assumed. The contractors who get value from frontline technology are the ones who treat adoption as the hard part, because it is. Airports should be skeptical of any platform demonstration that does not include an answer to the question: how do your janitors actually use this, and how do you know?
Accountability: Technology Documents, People Manage
The final discipline is keeping technology in its proper role within the accountability structure. Technology can document conditions, timestamp activity, and surface patterns. It cannot coach an employee, make a judgment call about whether a restroom is genuinely ready for passengers, or sit across the table from a contractor and have a hard conversation about a trend. Data without a supervisor who acts on it is noise, and a dashboard nobody reviews is a monthly subscription, not a management system.
The practical standard for airports is this: technology should make the human accountability system faster, better informed, and harder to fool. It should never be allowed to replace it. A contractor whose accountability story is a platform rather than a supervision structure is describing how performance will be recorded, not how it will be managed. The airports that get this right pair simple, well-adopted tools with visible leadership and independent verification. They hold contractors accountable for outcomes the technology merely helps everyone see.
What Airports Can Do: Turning Spending into Performance
The five success factors described above belong to the contractor. But the airports that consistently get strong janitorial performance are not just lucky in their contractor selection. They structure the relationship in ways that make high performance the path of least resistance. Five practices stand out.
Start with the Vision, Not the Problem List
When janitorial performance falls short, the natural instinct is to start cataloging problems: the restrooms in one concourse, the project work that never gets done, the reports that do not arrive. The problem with starting there is that a problem list has no end and no direction. Fixing items on a list does not add up to a transformed operation.
The airports that achieve sustained improvement start somewhere else: with a clear, agreed-upon picture of what the passenger experience should be. The vision has to start with the traveler. Not with the contract, not with the technology, not with the staffing model. What does a world-class passenger experience look like in this terminal, and what has to change operationally to make it happen consistently? Once that destination is clear and agreed upon by airport leadership, contractor leadership, and frontline supervision alike, the problems still get addressed, but they get addressed in service of a destination rather than as ends in themselves. Most underperforming operations do not suffer from a shortage of opinions about what is wrong. They suffer from the absence of a shared picture of where they are going.
Limit the Priorities to What Can Actually Be Managed
A contract document with hundreds of requirements gives a contractor nowhere to focus and gives the airport nothing enforceable. When everything is a priority, nothing is. High-performing airports translate lengthy contracts into a short list of ranked priorities, typically three to five at the airport level, and then require each contractor to align its operation to no more than three focus points, each one traceable to an airport priority.
A useful filter for building that list: if a proposed priority does not connect to something a passenger sees, feels, or experiences, it is probably not the right priority. The short list should then be documented and agreed to in writing by airport and contractor leadership. That signature moment matters. It converts a vague expectation of doing better into a specific, shared, written definition of what success looks like, and it becomes the standard against which every subsequent review is conducted.
Put Every Contractor on the Same Measuring Stick
Airports that split terminal responsibility between two or more contractors have a built-in advantage that most never use: the ability to compare performance side by side. That comparison is only meaningful if both contractors are measured by the same methodology, on the same standards, at the same frequency, by the same independent party. When that condition is met, the airport learns quickly whether a problem is contractor-specific or structural to the contract itself, and a healthy, visible comparison creates competitive pressure that no penalty clause can replicate.
When that condition is not met, a split contract delivers the worst of both worlds: twice the management burden, two incompatible reporting systems, and a standing excuse for every shortfall, because each contractor can point at conditions on the other side of the line.
Demand Data That Answers the Airport's Question
The question the airport needs answered is simple: is the building clean, is it clean on every shift, and is it getting better or worse? Much of the data airports currently receive does not answer it. Contractor platforms measure activity: tasks completed, zones visited, response times logged. Activity is not outcome. An airport drowning in dashboards can still be unable to say, with confidence, what condition its restrooms were in at 4:00 a.m. last Tuesday.
Airports should require reporting that is independent of the contractor, standardized across the entire facility, and granular to the shift level. They should also insist on seeing the data in a form their own team can act on: which areas, which shifts, which trends, compared against the agreed focus points. Anything less is reporting that serves the contractor's renewal case rather than the airport's management needs.
Protect the Airport Team's Time
In many airports, the facilities team responsible for overseeing janitorial contracts is small relative to the scale of the operation. When contractor performance slips, that team absorbs the difference: re-inspecting work, chasing reports, mediating between contractors, and in the worst cases, directing day-to-day cleaning activity that the contract pays someone else to manage. Every hour the airport team spends doing the contractor's job is an hour not spent on the airport's job.
The structural fix is to set up the accountability system so that contractor self-management is verified rather than substituted. Clear focus points, independent inspection data, and a regular review cadence allow a small airport team to manage outcomes instead of supervising tasks. The airport's role is to define success, verify it independently, and enforce consequences. It should never be to function as the contractor's missing supervision layer.
The Case for an Independent, Expert-Led Assessment
The success factors and practices described in this paper share a common dependency: someone has to look at the operation clearly, without a stake in the answer, and with enough aviation experience to know what good looks like. Contractor self-assessments cannot do this, for the structural reasons already described. Internal airport reviews are constrained by team capacity and, often, by the simple fact that the people closest to a long-running problem stop seeing it. This is where a structured assessment led by experienced aviation facility services professionals becomes one of the most practical tools available to an airport.What an Independent Assessment Actually Provides
The value is not consultancy in the abstract sense of the term. A professional who has managed major hub operations, navigated union environments, maintained passenger satisfaction scores through disruption cycles, and built supervisor teams that perform consistently across shifts brings a specific and transferable knowledge base to the evaluation of an airport's current operation.
In practice, that means direct observation across the full operating day, including the overnight hours where performance problems concentrate and where outside eyes rarely look. It means side-by-side evaluation where multiple contractors share a facility, conducted on a single standard so the comparison is fair and usable. It means an honest review of how training programs actually function on the floor, how technology platforms are actually being used and what data is actually reaching the airport team, and how the workforce culture is affecting service flexibility. And it means translating all of that observation into something the airport can execute: a road map with specific actions, named owners, and target dates, anchored to a documented agreement on what success looks like.
Benchmarking as an Assessment Function
One of the specific contributions an experienced assessment team provides is genuine benchmarking context. Most airports have no credible way to answer the question: how does the performance we are getting compare to what similar airports receive for similar money? Internal metrics are self-referential. Industry survey scores provide airport-to-airport comparisons at a high level but do not illuminate the operational practices that produce the differences.
An assessor with experience across multiple airports and contractors can provide that context. They know what a well-run restroom servicing program looks like at a major hub versus a regional facility. They know what staffing ratios produce consistent overnight performance, what supervisor-to-worker ratios are associated with high cleanliness scores, and which training produces the fastest improvement in frontline consistency. That knowledge, applied to a specific airport's operation, produces diagnostic clarity that no generic benchmarking tool and no contractor presentation can match.
The Investment Case
Janitorial contracts at major hub airports are measured in tens of millions of dollars annually, and airports have shown a willingness to increase that spending substantially when the case for improvement is made. The painful pattern is when the increase arrives and the improvement does not. At that point the cost is not just the money. It is the passenger experience, the satisfaction scores, the airport's reputation, and the time of an airport team stretched thin covering the gap.
Against that backdrop, a structured independent assessment costing a small fraction of one percent of annual contract value is not a discretionary expense. It is the most direct way to protect the investment already being made: a clear-eyed account of current conditions, a shared definition of success, a short list of enforceable priorities, and a path from one to the other that the airport's own team can manage. Airports that take this step convert a frustrating contract relationship into a managed one. Airports that do not tend to repeat the same renewal conversation, at a higher price, a few years later.
Conclusion
Airport janitorial is one of the most demanding operating environments in facility services, and the gap between operations that succeed and those that disappoint is not primarily a gap in equipment, technology, or even price. It is a gap in operational capability that expresses itself in five specific dimensions: labor stability, visible local leadership, training systems that produce shift-level consistency, independent performance verification, and the disciplined use of technology in equipment, reporting, and accountability.
These factors reinforce each other. A contractor who invests in labor stability reduces the training burden caused by constant turnover. A contractor who develops strong supervisors produces frontline workers who perform consistently across shifts. A contractor who embraces independent verification builds the airport confidence that makes renewal conversations straightforward rather than contentious. And a contractor who keeps technology in its proper role, as a multiplier on sound operations rather than a substitute for them, gets value from tools that elsewhere sit parked in a corner.
For airport leaders, the practical takeaway is this: an airport gets the contractor performance it structures, verifies, and insists upon. The airports performing best in passenger experience programs are not accidents of geography or contractor luck. They are airports that started with a clear vision of the passenger experience, narrowed their expectations to priorities a contractor can actually be held to, measured every contractor on the same independent standard, and protected their own team's capacity to manage outcomes. Sustained performance in airport janitorial is the product of intentional structure, not the absence of bad luck. The airports that understand that are the ones passengers notice, for the right reasons.
References
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3. Buckingham, M., and Goodall, A. (2015). "Reinventing Performance Management." Harvard Business Review, April 2015.
4. Deci, E. L., and Ryan, R. M. (2000). The 'what' and 'why' of goal pursuits: Human needs and the self-determination of behavior. Psychological Inquiry, 11(4), 227-268.
5. Gallup, Inc. (2023). State of the Global Workplace: 2023 Report. Gallup Press, Washington, D.C.
6. Grant, A. M. (2008). "The significance of task significance: Job performance effects, relational mechanisms, and boundary conditions." Journal of Applied Psychology, 93(1), 108-124.
7. Hausknecht, J. P., and Holwerda, J. A. (2013). "When does employee turnover matter? Dynamic member configurations, productive capacity, and collective performance." Organization Science, 24(1), 210-225.
8. Heskett, J. L., Sasser, W. E., and Schlesinger, L. A. (1997). The Service Profit Chain: How Leading Companies Link Profit and Growth to Loyalty, Satisfaction, and Value. Free Press, New York.
9. Society for Human Resource Management (SHRM). (2022). The True Cost of Turnover. SHRM Research Report, Alexandria, VA.
10. Zeithaml, V. A., Parasuraman, A., and Berry, L. L. (1990). Delivering Quality Service: Balancing Customer Perceptions and Expectations. Free Press, New York.
About the Authors
Confluence Solutions
Confluence Solutions is a specialized Invoice Schedule
InvoiceTimingAmount
InvoiceDue upon delivery and airport approval of all deliverables. Includes remaining professional fee plus reimbursable expenses at actual cost.$17,280
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ExpenseExpenses billed at actual cost, no markup, with receiptsNot to exceed $5000
Payment due within 30 days of invoice. This summary is valid for 60 days from proposal date.
facility services consultancy founded by Scott Murray, a 35-year veteran of the aviation facility services industry. Scott's background includes serving as Vice President of Aviation at ISS Facility Services, where he grew the aviation division past $95 million in annual revenue, and long-term consulting work at Louis Armstrong New Orleans International Airport that contributed to JD Power Best Large Airport recognition in 2021 and four consecutive ACI passenger experience designations from 2021 through 2024. Confluence Solutions provides strategic advisory, contract design support, and operational assessment services to airports and facility services contractors.
ServiceCheck
ServiceCheck is a third-party performance verification and benchmarking platform designed by Confluence Solutions specifically for facility services environments. ServiceCheck provides airports and contractors with independent, standardized inspection data that sits outside both the contractor's reporting chain and the airport's internal audit function. The platform addresses the structural verification gap that exists in most janitorial contracts and provides the kind of objective, shift-level performance data that enables genuine operational accountability. For more information, contact Confluence Solutions.