About Us

We are cleaning specialists in the Property Management, Financial, Legal, Media and Professional sectors. Our portfolio includes many of Londons biggest brands & landmark buildings.

We are proud of our values:


Respecting safety, the environment, our people and our customers.


Doing the right thing even when no one is looking.


Client focused- flexible solutions.


Being easy to work with, confident and open.


The expertise to deliver the highest standards.


Our responsible business practices have a positive impact on all our stakeholders.

Our Company Values underpin our approach to service delivery at all levels of our organisation. We are fully committed to developing and delivering a service that is tailor-made to the requirements of our clients with the flexibility to modify our service to meet the changing requirements of their business. Our management team is deliberately structured so that we have the time and resources to give our clients our personal attention.

We work in partnership to achieve agreed targets and are transparent in all elements of our service. We seek to develop long-standing relationships with our clients and we view a ‘one team’ approach as being critical to our success. This way, we create operational synergies, efficiencies and added value. We develop our management and site teams in accordance with the values, culture and objectives of our clients and deliver close attention to detail and continuous improvement.

Meeting All Of Your Needs

Our services include Regular Building Cleaning, Office Cleaning, Open Space & Estates, Window Cleaning, Porterage, Washroom Services, Kitchen Deep Cleans, Pest Control, Grounds Maintenance and Mobile Team Emergency Cover.

Delivering Excellence

We select the best people and give them the best training, equipment and knowledge to perform an excellent job. We want our employees to have a career in cleaning and most of our senior team have progressed through the ranks. We provide our staff with a route to progress in the industry with the highest levels of training, formal qualifications and opportunities.

Industry Accreditations

We are accredited to the following standards:

  • ISO 9001
  • ISO 14001
  • ISO 50001
  • ISO 45001
  • SafeContractor
  • Investors in People
  • Living Wage Service Provider

We have a dedicated in-house support team that has responsibility for our Health and Safety and Environmental management systems, which are accredited to ISO 45001 and ISO 14001 respectively. We also have an ISO 50001 accredited Energy Management System. Our management systems allocate Health and Safety and Environmental responsibilities to every level of our organisation. Our compliance with Health and Safety and environmental issues is monitored continuously by our management and support services teams and subjected to regular audits to form part of our reporting structure.


We are winners of numerous industry awards, including:

  • 12 times winners of the Golden Service Awards. Winner in 2018 of two awards
  • Winner of two awards at the European Cleaning & Hygiene Awards 2018
  • Winner at the European Cleaning & Hygiene Awards 2016
  • Winner at the PFM Awards – Cleaning in Partnership Award 2016
  • Winners at the PFM Awards – Partners in Cleaning (Public Buildings) 2017
  • Winners at the Clean City Awards 2015 and 2016

Living Wage

In February 2014, Principle Cleaning Services became a recognised Living Wage Foundation provider. We have been a long-term supporter of the Living Wage and present cleaning solutions based on our staff receiving the London Living Wage to existing and prospective clients.

Principle cleaning Services
Principle cleaning Services

The London Centre for Children with Cerebal Palsy

We are a long-term supporter of the London Centre for Children with Cerebral Palsy. A percentage of company profits are donated to the charity and our staff regularly take part in fundraising events such as the annual London 10k run.


Douglas Cooke, our CEO, is chair of the CSSA (Cleaning & Support Services Association). The CSSA has been supporting the cleaning industry for 50 years, and is passionate about making a real difference over the next 50. Since 1966, the CSSA has provided a national voice for contract cleaning companies all over the country; talking to the government on their behalf, giving members valuable content and advice to make their businesses better and stronger, and bringing the cleaning industry together to socialise and share best practice.

Principle Cleaning Services

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