The Hidden Cost of a Dirty Workplace – and What It’s Really Costing Your Business

Most business owners think of commercial office cleaning as an overhead – a necessary expense that keeps the place looking presentable. But that framing misses something important. The real question isn’t what cleaning costs. It’s what a dirty workplace is actually costing you.

The answer, when you look at the data, is a lot more than most businesses realise.

It Starts With Your People

The most direct impact of a poorly maintained workplace is on the people who spend their days in it. UK employee sickness absence has reached its highest level in 15 years – the average employee now takes 9.4 sick days per year, according to CIPD’s 2025 research, up from just 5.8 days pre-pandemic.

The financial hit is significant. The Institute for Public Policy Research estimates that sickness absence alone costs UK businesses £103 billion a year – roughly £3,029 per employee. Factor in presenteeism – staff who show up unwell and underperform – and that figure climbs to closer to £138 billion.

Workplace hygiene is one of the most controllable variables in this equation. While personal hygiene in the workplace matters, the physical environment – shared surfaces, communal kitchens, and high-touch areas – is often the bigger factor, acting as a direct transmission route for the colds, flu, and stomach bugs that drive the majority of short-term absence. At Carter & Faraday, our office cleaning contracts are built around exactly these spaces, ensuring they’re consistently sanitised rather than just tidied – because there’s an important difference between a workspace that looks clean and one that actually is.

And It Doesn't Stop There

Even the staff who aren’t off sick are affected. Research shows that 72% of employees said their surroundings made them less productive when they felt cleanliness was lacking – nearly three-quarters of your workforce quietly underperforming because the environment isn’t good enough.

UK businesses are estimated to lose £1.3 billion annually due to poor workplace hygiene. When you add the ongoing productivity drag of staff who are present but disengaged from an unpleasant environment, the true cost runs even higher. Investing in professional contract cleaning services – tailored to your site and schedule – is one of the most straightforward ways to address this, and Carter & Faraday have been providing exactly that to businesses across Sussex, Surrey, Kent, and South London since 1978.

Lock Down, Then Look Up

Two of the most overlooked contributors to workplace air quality and general wellbeing are also two of the most visible: your floors and your windows.

Commercial carpets are a hidden reservoir of bacteria, allergens, dust mites, and pollutants that standard vacuuming simply doesn’t reach. Over time, carpets can harbour up to four times their weight in dirt, releasing particles into the air with every footstep. For employees with allergies or respiratory conditions, this has a direct impact on their health and attendance. For everyone else, it gradually degrades the quality of the air they’re breathing for eight hours a day.

Then there’s natural light. Dirty windows reduce the amount of daylight entering your workspace – and that matters more than most people think. Studies show that access to natural light improves sleep quality by 46 minutes per night on average and reduces eyestrain and headaches in office workers. A cleaner, brighter workspace is a more productive one.

Carter & Faraday’s commercial carpet cleaning service removes what daily office cleaning leaves behind, while our office window cleaning keeps your premises bright and professional – inside and out. Together, they make a meaningful difference to how your workplace feels for the people in it every day.

The Signal You Send Everyday

There’s a less tangible cost to a dirty workplace too, but it’s no less real: what it says about your business to the people who matter most.

To employees, a poorly maintained environment sends a quiet but clear message – that the organisation doesn’t particularly value them or their surroundings. In a competitive hiring market, that perception affects both recruitment and retention. Research consistently shows that workplace environment is one of the factors employees weigh when deciding whether to stay or look elsewhere.

To clients and visitors, it’s often the first thing they notice. The condition of your reception, your meeting rooms, your windows, your floors – these all form part of the impression people carry away from your building. A clean, well-maintained workplace communicates professionalism and attention to detail before a single word has been exchanged.

Partnering with Carter & Faraday means that signal is always a positive one. As a family-run, independent business, we take genuine pride in the standards we maintain on every site we look after – and our clients notice the difference.

What a Professional Office Cleaning Contract Actually Covers

If you’ve never looked closely at what commercial office cleaning includes, it’s worth knowing what a thorough service should cover – because there’s a significant difference between a quick tidy and a properly maintained workplace.

At Carter & Faraday, our office cleaning contracts are built around your specific site and schedule, and cover the full range of services your workplace needs to stay clean, safe, and professional:

  • Desk and workstation cleaning – sanitising keyboards, screens, and surfaces where germs accumulate most

  • Commercial carpet cleaning – deep cleaning that removes the bacteria, dust mites, and allergens that daily office cleaning can’t reach

  • Meeting room cleaning – keeping conference tables, chairs, and shared surfaces spotless between every use

  • Kitchen cleaning – fully sanitising sinks, countertops, and appliances to maintain a hygienic space for your team

  • Washroom and toilet cleaning – thorough sanitisation, restocking supplies, and eliminating germs from high-touch surfaces

  • Workplace hygiene and allergen control – reducing dust, pollen, and other allergens that affect air quality and staff health

  • Bin emptying and waste disposal – regular removal of office waste to maintain cleanliness and prevent odours


All services are carried out by trained, insured staff with onsite supervision – and we provide all necessary cleaning materials, including soap, paper towels, and toilet paper, so there’s nothing for you to manage.

The Right Way to Think About Cleaning

When you add it all up – the sickness absence, the productivity loss, the impact on staff wellbeing and retention, the impression a dirty workplace makes on everyone who walks into it, and the full range of tasks that professional contract cleaning services quietly take care of – it becomes clear that commercial office cleaning isn’t an overhead. It’s an investment, and one with a very tangible return.

If you’d like to talk about what that could look like for your business, we’d love to hear from you.

Find out more about our Office Cleaning services.

Carter & Faraday Blog

Most business owners think of commercial office cleaning as an overhead – a necessary expense that keeps the place looking presentable. But that framing misses something important. The real question...

The Importance of a Professional Office Cleaning Company...

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Get in touch with our professional & friendly team.

Carter & Faraday

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