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  5. KM Window Cleaning

KM Window Cleaning

Window Cleaners. KM Window Cleaning has been vetted and approved by TrustATrader. Covering South West London, West London and Central London.

Membership number TT13322

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4.96 out of 5
477 reviews

  • Initial impression Initial impression: 4.98 out of 5.0
  • Punctuality Punctuality: 4.94 out of 5.0
  • Cleanliness Cleanliness: 4.99 out of 5.0
  • Quality Quality: 4.98 out of 5.0
  • Value Value: 4.88 out of 5.0
  • Overall opinion Overall opinion: 4.98 out of 5.0
  • 0 missed appointments in the past 6 months

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About KM Window Cleaning, London

About us

KM Window Cleaners are a reliable local window cleaning company based in London with 10 years' experience delivering first-class window cleaning and external cleaning services to domestic and commercial clients. We combine professional equipment, industry best practice and a commitment to customer service to ensure clear, streak-free results — no matter how high or difficult to reach the windows are.

Our two-person teams (male and female) are fully trained, DBS checked and covered by Public Liability Insurance (PLI). We are experienced in specialist window cleaning and working at height, and prioritise the safety of our staff, customers and members of the public on every job.

Services offered:

  • Scheduled regular window cleaning services
  • Ad-hoc window cleaning services
  • Residential window cleaning
  • Commercial window cleaning
  • Gutter clearing
  • Patio cleaning
  • Conservatory cleaning
  • Pressure cleaning
  • Window cleaning at height

For more information about our full range of external cleaning and window cleaning services, please visit KM Window Cleaners website

Please mention TrustATrader when calling.

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KM Window Cleaning

Owned by (Chris) Krzysztof Mierzejewski
Sole trader
Verified on 26th February 2018
  • Identification checked
  • Company address verified
  • Customer references checked
  • Agreed to TrustATrader's high standards
  • Agreed to complaints procedure
London

Insurance details

Provider Simply Business
Verified 2nd October 2025

Associations

Reviews (477)

  • Average rating: 5.0 out of 5

    Review by

    on

    "On time, easy to get an appointment. Did a great job and will definitely use again. I highly recommend"

    • Initial impression Initial impression: 5 out of 5.0
    • Punctuality Punctuality: 5 out of 5.0
    • Cleanliness Cleanliness: 5 out of 5.0
    • Quality Quality: 5 out of 5.0
    • Value Value: 5 out of 5.0
    • Overall opinion Overall opinion: 5 out of 5.0
  • Average rating: 5.0 out of 5

    Review by

    on

    "I'm completely satisfied with Chris's services. He's professional, has honest pricing, and provides very high-quality services."

    • Initial impression Initial impression: 5 out of 5.0
    • Punctuality Punctuality: 5 out of 5.0
    • Cleanliness Cleanliness: 5 out of 5.0
    • Quality Quality: 5 out of 5.0
    • Value Value: 5 out of 5.0
    • Overall opinion Overall opinion: 5 out of 5.0
  • Average rating: 5.0 out of 5

    Review by

    on

    "Chris did an outstanding job. He was responsive from the first message, arrived right on time, and was polite and professional throughout. He worked incredibly hard and was extremely detail-oriented — every window looks spotless. I wouldn’t hesitate to recommend him to anyone looking for a top-tier window cleaner."

    • Initial impression Initial impression: 5 out of 5.0
    • Punctuality Punctuality: 5 out of 5.0
    • Cleanliness Cleanliness: 5 out of 5.0
    • Quality Quality: 5 out of 5.0
    • Value Value: 5 out of 5.0
    • Overall opinion Overall opinion: 5 out of 5.0
  • Average rating: 5.0 out of 5

    Review by

    on

    "Kris cleaned our windows to an outstanding standard - they look brand new again! He also cleared our gutters and sent me before and after photos so I could see the difference. Kris provided a very caring and friendly service - I would highly recommend."

    • Initial impression Initial impression: 5 out of 5.0
    • Punctuality Punctuality: 5 out of 5.0
    • Cleanliness Cleanliness: 5 out of 5.0
    • Quality Quality: 5 out of 5.0
    • Value Value: 5 out of 5.0
    • Overall opinion Overall opinion: 5 out of 5.0
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