Montage of office buildings and interiors, including Deep Kleen clients. Deep Kleen Services handle the daily office cleaning requirements of many prestigious clients.

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What our Clients say about us:

'Deep Kleen Services have proved to be the most conscientious and well managed cleaning contractor I have dealt with during my 30+ years of office management...' more»»

'We will not be looking anywhere else for our cleaning services...' more»»

'We are delighted with Deep Kleen's service and look forward to a continued working relationship....' more»»

'I would not hesitate to recommend Deep Kleen to any company seeking a first class cleaning service...' more»»

'I would highly recommend Deep Kleen Services as a first rate and extremely conscientious cleaning company...' more»»

Examine our
Case Studies

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Case Studies and Testimonials

We asked some of our clients what they thought about our service. Here's what they said, presented as detailed case studies. Click on the pictures to read the full case studies and testimonials:


Case Study: Liberty Mutual Insurance Company, Minster Court, London EC3
Overview: We have cleaned various properties for Liberty Mutual since 1991. Their current offices are in prestigious Minster Court. Three floors totalling 24,500 square feet, fitted out to a high specification.
Full Case Study...

Case Study: BNB Resources Group, London EC4
Overview: Ten floors totalling 70,000 square feet, each floor with different cleaning requirements. Deep Kleen has cleaned these impressive offices for BNB Resources since 1994.
Full Case Study...

Case Study: Royal Society of Arts (RSA), London WC2
Overview: The organisation's full name is The Royal Society for the encouragement of Arts, Manufactures & Commerce. They occupy a spectacular mid-eighteenth century Grade 1 listed building set on seven floors comprising 35,000 square feet. Features banqueting halls, conference facilities, a library and offices.
Full Case Study...

Case Study: Duke Street Capital, London SW1
Overview: Luxurious open plan offices with additional meeting rooms, all fitted out to a very high specification with lots of glass and chrome. Deep Kleen was awarded this contract in 1999.
Full Case Study...

Case Study: Axis Specialty, Minster Court, London EC3
Overview: Spectacular offices in Minster Court, including an open plan office area, private offices, meeting rooms plus a dining room, a boardroom and additional rooms. Just over 11,000 square feet, all fitted out to a high standard.
Full Case Study...