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Business Details
50+ Years
experience
Trusted Window Cleaning Services in London, Ontario
Founded in 1970, our company has built a legacy of excellence spanning over five decades. As a family-owned business rooted in Dutch traditions, we prioritize meticulous attention to detail, ethical practices, and personalized service. Our team of certified professionals utilizes eco-friendly solutions and advanced techniques to deliver flawless results for residential, commercial, and high-rise properties. With a commitment to safety and community involvement, we maintain a perfect safety record through rigorous training and compliance with Ministry of Labor standards.

Our process combines traditional methods with modern tools to ensure every window achieves a streak-free finish. Recognized as London's #1 rated window cleaner, we serve diverse clients including property managers, businesses, and homeowners across Southwestern Ontario. Our 50+ years of experience, combined with WSIB compliance and $2 million liability insurance, provides clients with unmatched reliability and peace of mind.
Services
Residential Window Cleaning Commercial Window Cleaning High-Rise Window Washing Eavestrough Cleaning Construction Clean Up Power Washing Gutter Cleaning Screen Cleaning Roof Snow Removal House Washing
Details
  • Year established: 1970
Highlights and features
  • Family-owned for three generations with 50+ years experience
  • Certified by Construction Safety Association of Ontario
  • Eco-friendly cleaning solutions for environmental responsibility
  • Free no-obligation estimates available
  • Maintain $2,000,000 liability insurance coverage
Associations and certifications
  • Construction Safety Association of Ontario
  • WSIB
  • Ministry of Labor
What people say
Saved us a lot of time Polite and courteous Excellent job Spot free shine Professional appearance
Services
Residential Window Cleaning
Our residential window cleaning includes interior and exterior cleaning, track maintenance, and screen care. We use eco-friendly solutions and traditional techniques to ensure streak-free results while protecting your property's value. Our team handles all home types from single-family dwellings to multi-unit complexes.
Commercial Window Cleaning
We maintain professional appearances for businesses with customizable cleaning schedules. Our services include frame and door cleaning, safety signage placement, and hazard prevention. Clients receive consistent service across retail stores, restaurants, and office buildings while maintaining public safety protocols.
High-Rise Window Washing
Certified technicians perform high-rise cleaning using rope access systems and bosun chairs. We follow strict safety protocols with Ministry of Labor compliance and WSIB coverage. Our equipment reaches up to 33 stories while protecting building exteriors and surrounding areas during operations.
Eavestrough Cleaning
We clear debris from eavestroughs to prevent water damage using specialized tools that reach difficult areas. Our service includes inspecting drainage systems and ensuring proper water flow to protect building foundations and exterior surfaces.
Construction Clean Up
Our team removes construction debris from windows and surfaces using industrial-grade equipment. We specialize in eliminating paint splatter, drywall dust, and other residues while following safety protocols to protect finished surfaces and structures.
People
Jack Vlemmix
Owner
Third-generation window cleaning expert with over 30 years in the family business. Oversees operations and quality control while maintaining Dutch-rooted traditions of excellence and customer service.
Matt Vlemmix
Owner
Second-generation partner working alongside his father to maintain quality standards. Manages scheduling and client relations while ensuring adherence to safety protocols and environmental practices.
Questions
What services do you offer?
We provide residential and commercial window cleaning, high-rise washing, eavestrough cleaning, construction clean-up, and power washing across Southwestern Ontario.
How do you ensure safety during high-rise cleaning?
Our technicians hold CSA certifications for rope access systems and follow Ministry of Labor protocols with regular equipment inspections and team supervision.
Do you offer free estimates?
Yes, we provide free no-obligation estimates through our website contact form or by phone at 519-439-9069.
What payment options are available?
Commercial clients can choose recurring monthly billing or payment upon job completion for all services.
Are you insured?
We maintain $2,000,000 liability insurance coverage with full WSIB compliance for all our window cleaning operations.
What areas do you service?
We operate throughout Southwestern Ontario including London, Sarnia, Chatham, Windsor, and the Greater Toronto Area.
Reviews (3)
Diane Dowding
Apr 10, 2019 Report
Matt and the crew did an amazing job! My windows look amazing inside and out. They also cleaned my chandelier, looks fantastic! They were very friendly and professional. I will definitely book them again.
Sheri DeMeester
Mar 22, 2019 Report
Matt, and his Dad are true professionals. I have had my windows cleaned by various companies over the years and Accrate by far did the best job. They have been a family business in London for over 45 years because they take pride in their work and do a great job.
Melissa Martin
Oct 16, 2017 Report
Matt and his team at Accurate Window Cleaners are THE BEST in town. We have used their services at our business and at our home - they are always professional, reliable and get your windows sparkly clean!!!