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  5. KM Window Cleaning

KM Window Cleaning

Commercial Window Cleaning. 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
496 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 (496)

  • Average rating: 4.83 out of 5

    Review by

    on

    "Kris did a beautiful job on all our windows. Such a hard worker and no mess!"

    • 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: 4 out of 5.0
    • Overall opinion Overall opinion: 5 out of 5.0
  • Average rating: 5.0 out of 5

    Review by

    on

    "Absolutely delighted with the spotless windows! Kris is a total professional. Excellent communication. Kept me informed about his arrival time. Work was flawless abd I couldnt be happier. My windows hadnt been cleaned for past 10 years but Kris got every bit of dirt off them and made them look like new. Massive thanks and highly recommended!!! A1+++"

    • 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

    "Great work done by our window cleaner. He was professional, efficient, and I felt safe having him in our house."

    • 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

    "Left my windows in impeccaple condition, very professional and fast. Excellent communication. Can only 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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