Expert Commercial Window Cleaning Services in London

Eco-friendly, H&S compliant, Commercial window cleaning services for buildings of any height in London. Get a quote today. Our quotes are valid for up to 12 months without obligation.

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About Our Commercial Window Cleaning Services

We provide professional commercial window cleaning services at any height for commercial and residential properties across London, helping maintain spotless windows and a professional appearance all year round. Our experienced window cleaning team delivers safe and reliable cleaning for offices, retail premises, schools, hotels and commercial buildings using the appropriate access methods for each property.

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Commercial Window Cleaning Services at any Height in London - MN Support Services Ltd
Commercial Window Cleaning Services at any Height in London - MN Support Services Ltd

Professional Window Cleaning at Any Height

  • Internal & external window cleaning
  • Commercial & residential window cleaning
  • Reach & wash window cleaning
  • Abseil window cleaning for high-rises
  • Rope access window cleaning
  • Window cleaning with cherry pickers
  • Window cleaning with boom lifts
  • BMU window cleaning
  • Crane & cradle window cleaning

Why Our Clients Choose MN Support Services

Our clients choose us for our reliable & cost-effective cleaning services, experienced team and commitment to quality. We deliver tailored cleaning solutions, flexible schedules and consistent results that help businesses maintain clean, hygienic and professional workplaces.

Active Sites in London
Service Quality Satisfaction
5+ Years Client Retention
  • Bravura has been with MNSS for 10 years now and as an Office Manager of 6 UK sites, I can confirm that they are the best cleaning company I have ever dealt with.
    Client Logo - Bravura Solutions
    Bravura Solutions
  • MNSS has been cleaning our Carnaby Street store for a number of years. We have found them always to be very reliable, punctual and most of all perform cleaning to a high standard.
    Client Logo - REPLAY
    REPLAY
  • MNSS has worked at services I have run on behalf of The Salvation Army since 2017 and I have always found them to be professional, punctual, honest and reliable.
    Client Logo - The Salvation Army
    The Salvation Army
  • The team seriously work hard and the school is looking really clean thanks to them. 
    Christ Church and Holy Trinity Schools
    Christ Church & Holy Trinity Schools
  • Hayat has been fantastic, everything we needed she helped and left the office spotless every day!! Please pass our Big Thanks to Hayat for all her help this week. Perfection!
    Intertek Testimonial for MN Support Services Limited
    Intertek
  • Client Logo - Form Structural Design
  • Client Logo - Maria Montessori Institute
  • Client Logo - Levi's
  • Client Logo - Gleacher Shacklock LLP
  • Client Logo - Pattern
  • Client Logo - British Universities and Colleges Sport (BUCS)
  • Client Logo - Bowmark Capital
  • Client Logo - Queen's Park Primary School
  • Client Logo - Knight Frank
  • Client Logo - Intertek
  • Client Logo - Pion! / The Bean Group
  • Client Logo - Trailfinders
  • Client Logo - Supreme
  • Client Logo - Centre for Crime and Justice Studies (CCJS)
  • Client Logo - ELEMIS London
  • Client Logo - Bravura Solutions
  • Client Logo - Chelsea Community Hospital School
  • Client Logo - The Salvation Army
  • Client Logo - Trinity LLP
  • Client Logo - NHS
  • Client Logo - Cambridge School

Get a Tailored Quote Today

Request a tailored quote today. We will contact you to arrange a free site survey with one of our experts. The site survey only takes 10 – 15 minutes.

Most of our clients were amazed after receiving our tailored quote!

our quote:

  • is free & tailored to your premises & specifications
  • is valid for up to 12 months without any obligation
  • comes with a bespoke cleaning plan & checklist

Commercial Window Cleaning Services Across London

Our expert window cleaning team is ready to respond to your cleaning needs all over Greater London within the M25 and Central London, including the City of London.

Frequently Asked Questions

We provide a wide range of commercial cleaning services, including office cleaning, retail cleaning, school cleaning, nursery cleaning, healthcare cleaning, venue cleaning, hotel cleaning, cinema & theatre cleaning and communal area cleaning.

Commercial cleaning service costs depend on the type of service, premises setup, the number of cleaners and the number of working hours. We offer a free site survey to determine the cost and prepare a tailored cleaning plan for your premises.

Our professional cleaners and service teams are located throughout Greater London in all 32 boroughs, the City of London and the Home Counties, ready to provide commercial cleaning services to your premises.

We provide commercial cleaning services to all commercial sectors in London, including corporate, retail, education, healthcare, hospitality and leisure sectors.

Yes. We offer free quotes and site surveys to determine the exact cost of cleaning services and prepare a tailored cleaning plan. Our quotes are valid for up to 12 months without obligation, so you have plenty of time to make the right decision.

Yes. All our commercial cleaning services and contracts are fully customisable and flexible to meet and exceed your expectations. You can make adjustments to the cleaning plan to ensure it reflects your expectations of a robust cleaning service.

Yes. Our cleaning contracts include the cost of all general cleaning materials and equipment. Washroom consumables, such as toilet rolls, paper towels, soap, etc., are provided and invoiced separately upon your request.

All our cleaning plans include general cleaning tasks such as vacuuming, dusting, mopping and wiping all areas and surfaces in your premises. You can make customisations to the cleaning plan to ensure it meets your requirements as well.

Yes. We are a corporate member of BICSc, Alcumus SafeContractor, ISO-9001 registered, and Citation approved. All our services are fully insured, and our cleaners are regularly Enhanced DBS checked to ensure service quality and reliability.

Yes. We have been a proud service provider of the Living Wage Foundation since 2016. We pay all our cleaners and staff the London Living Wage, which helps them make an additional £3,200 per year compared to the National Minimum Wage.
Ask Your Questions
  • BICSc Corporate Member Accreditations for MN Support Services Ltd
  • Living Wage Foundation Recognised Employer and Service Provider Accreditations for MN Support Services Ltd
  • Alcumus SafeContractor Accreditations for MN Support Services Ltd
  • Brent Business Climate Charter Accreditations for MN Support Services Ltd
  • SSIP Certification by Alcumus SafeContractor
  • Citation ISO Certifications ISO 9001-2015 & ISO 45001-2018 & ISO 14001-2015
  • Citation Approved Health & Safety and HR & Employment Law
  • Environmental Agency Accreditations for MN Support Services Ltd