Commercial Cleaning London:
London's First Employee-Owned Cleaning Partner
London’s leading cleaning partner in landmark properties.
A market leader in providing corporate, commercial cleaning in London, we provide our core services – building, window, specialist and data centre cleaning – to some of the capital’s most prestigious and iconic buildings. And we operate in a vast range of sectors, contracting with owners, landlords and property managing agents.
Principle Cleaning Services is London’s first employee-owned cleaning company. We have a wealth of experience, management and technical resources to deliver a high-quality cleaning service based on attention to detail and continuous improvement.
Transform your workspace with London’s premier employee-owned cleaning service.
A clean workspace isn’t just about aesthetics. It’s about creating a space where everyone feels welcome, germs don’t stand a chance, and first impressions are always memorable.
That’s where Principle Cleaning Services steps in with commercial cleaning to turn your premises into a pristine haven.
Established in 1989, Principle Cleaning Services is your go-to solution for premium commercial cleaning services in London. Our team of professionals is dedicated to providing high-quality cleaning services that cater for your unique needs. We specialise in transforming workplaces into spotless and inviting spaces.
What sets us apart is that Principle Cleaning Services is proudly employee-owned. With over 2,800 dedicated employees, every member of our team is personally invested in delivering the best possible service. This ownership model ensures that our commitment to excellence is not just professional but personal, guaranteeing the highest standards of cleaning for your building.
Ready to uncover the secret to a truly clean working environment?
Why choose Principle Cleaning Services?
For a premium commercial cleaning service in London, you want a service that’s reliable, thorough, and suited to your business needs. Principle Cleaning Services delivers that and more, making us the top choice for an exceptional cleaning service in London.
Expertise and experience
With years of industry experience, Principle Cleaning Services offers unrivalled expertise in commercial cleaning. Our skilled professionals are highly trained and experienced in every aspect, ensuring your premises shine from top to bottom. Whether it's an office building, mixed-use development, biomedical facility or data centre, we provide comprehensive cleaning solutions tailored to your needs.
Committed to sustainability best practice
Our commitment to the environment and community is spearheading our journey to Net Zero. As a zero waste to landfill business, we prioritise reducing, reusing, and recycling while adopting technologies to cut carbon emissions and we minimise chemical usage. When needed, we use only Ecolabel-approved products, ensuring a green approach to keeping your workspace clean.
Tailored solutions for every business
Each business is unique, which is why our solutions are tailor-made to suit the specific needs of your premises. We take the time to assess your space, understand your objectives and develop a strategy that maximises efficiency, enhances productivity and aligns with your company's values.
Dedicated account manager
Your dedicated account and cleaning team will provide a personalised service and be your single point of contact for all your cleaning needs. They will ensure that everything runs smoothly and your expectations are always met.
Comprehensive commercial cleaning services.
Imagine walking into your premises and being greeted by sparkling floors, spotless windows, and a fresh, welcoming atmosphere. That’s what we bring to the table, with a diverse range of commercial cleaning solutions to cater for every business need in London.
Sustainability best practice.
In today’s world, sustainability isn’t just a buzzword, it’s a responsibility. At Principle Cleaning Services, we deliver top-tier cleaning without compromising our eco-conscious practices; proving that a sparkling office and a healthy planet can go hand in hand. From using sustainably certified products to operating energy-efficient equipment, our commitment to the environment is woven into every service we provide. We don’t just clean; we lead the way in creating healthier, more sustainable workspaces for our clients.
At Principle Cleaning Services, we believe in protecting the planet while keeping your workspace immaculate. Our sustainably certified practices ensure that your office stays pristine without compromising the environment.
Our green cleaning techniques conserve water and reduce waste. Our team is regularly trained to ensure they are maintaining sustainable cleaning standards, guaranteeing efficiency and care for our environment.
We also ensure the specifications of our cleaning products are considerate of resources (water, waste and energy). By partnering with Principle Cleaning Services your building is meticulously maintained at no compromise to the planet.
We use state-of-the-art, energy-efficient equipment to minimise electricity consumption. Our commitment to sustainable tools ensures top-quality cleaning with minimal environmental impact.
A service based on attention to detail and continuous improvement.
Quality of service is our top priority. Rather than merely meeting contract requirements, we constantly seek ways to enhance our service. Our cleaning team are the experts on how things operate, so we actively seek their input on improvements.
As London’s leading cleaning partner, we are dedicated to the finer details. We believe that small acts of consideration create exceptional workplace experiences for you, your staff, and your visitors. Learn more.
Advanced technology and equipment.
At Principle Cleaning Services, we bring a high-tech touch to cleanliness. Our range of advanced tools and innovative techniques transforms your workspace into a sanitary sanctuary.
High-tech cleaning tools.
Our arsenal includes advanced tools designed for deep and effective cleaning. From high-powered robotic vacuum systems to specialised carpet and window cleaning machines, we use equipment that guarantees exceptional results, leaving no corner untouched.
Innovative cleaning techniques.
Our team is continuously trained in the latest innovative techniques, ensuring every task is executed to perfection. We incorporate the newest industry practices to maintain the highest standards and deliver outstanding results.
Environmentally friendly equipment.
Aligned with our ESG strategy, we deploy energy-efficient equipment that reduces electricity consumption while delivering powerful cleaning performance. We’re not just another office cleaning company; we’re redefining what it means to have a clean office.
Real-time monitoring.
With our PCS Connect system, we keep an eye on cleaning activities in real-time, making sure resources are used wisely. This smart system focuses on high-traffic areas, keeping your workspace consistently clean and ready for action.
“Farrer & Co. couldn’t be happier with the exceptional service provided by Principle. From the moment they arrived, the dedicated team was professional, punctual, and incredibly thorough.
What impressed me the most was the attention to detail — the ‘can-do’ attitude and approach, flexibility around core hours, nothing was overlooked! The management team and core team went above and beyond my expectations, and it’s clear that they take great pride in their work.”
Ben Butcher, Facilities Manager, Farrer & Co
Additional services.
By partnering with us you really can have it all. Principle Cleaning Services offers a suite of other services to keep your workspace exceptionally clean and consistently maintained.
High standards of health and hygiene.
Ensuring your workspace is a fortress of health and productivity is our mission at Principle Cleaning Services. We don’t just clean; we sanitise and protect, turning your office spaces into a haven your employees want to attend every day.
Rigorous cleaning protocols.
Our cleaning protocols are designed to annihilate germs and bacteria, utilising effective, whilst sustainably certified products, and scrupulous methods. We target high-touch areas to curb the spread of illnesses, keeping your team at peak performance.
Hygiene audits.
Regular hygiene audits ensure our quality standards are consistently met. We provide detailed reports on your workspace’s cleanliness, giving you peace of mind and a clear view of your office’s hygiene status.
Employee training.
Our staff are all BICSc standard trained, and regularly undergo comprehensive training in the latest hygiene practices and cleaning techniques. They are equipped to tackle any cleaning challenge, maintaining the highest standards of cleanliness.
Trusted by London.





Our people.
We hire top talent across all levels and invest in their training and well-being. Principle Cleaning Services has established itself as an employer of choice in London’s facilities management sector. We are committed to offering growth opportunities to continually support and give back to the individuals who have contributed significantly to our success. Learn more.









Contact us today to find out how we can deliver great results for your business.
Frequently Asked Questions (FAQs)
Curious about our commercial cleaning London services? Here are some common questions we receive at Principle Cleaning Services.
What makes your office cleaning services stand out in London?
We provide tailored office cleaning services to meet the specific needs of all clients. Our professional cleaners are fully vetted, fully insured, and trained to deliver premium service, ensuring your office space is spotless and inviting.
Do you offer a dedicated cleaner for each office?
Yes, a team will be created for your premises to ensure consistency and familiarity with your cleaning needs. This approach helps build trust and ensures a consistently high standard of cleaning.
How flexible are your cleaning contracts?
Our cleaning contracts are designed to be flexible to meet the varied needs of our clients. We offer customisable terms and notice periods to ensure that our services fit seamlessly into your business operations.
Can you provide cleaning services for public sector buildings?
Absolutely. We are experienced in providing professional cleaning services for buildings of public sectors in London. All our staff are fully vetted, ensuring that all premises are cleaned to the highest grade, adhering to specific requirements and regulations.