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Power Wash Master
- Results
- Windows
- Siding
“We had a post project mess from another previous project and these guys did such a good job cleaning up and now we can use our space feeling good about it.”
Best Commercial & Office Cleaning in London, ON
24 companies listed · all 24 in London · 6 open 24/7 · 16 open weekends · 18 rated 4.5+
Data verified October 16, 2026
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London Plumbing
- Backup
- Sewer
- Kitchen Sink
“They gave me different options to solve my issue (including fully inclusive prices with no hidden/extra costs), and when I made my decision we were able to book a time for the appointment within 48 hours.”
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Warehouse Guys
- Equipment
- Flooring
- Design
“I presented to him a design I drafted up, and while his job was simply to put in a pool, he guided me on each step required to coordinate all the other moving parts to make everything gel together.”
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Donaldson Heating and Air Conditioning
- Consultant
- Text Message
- Bathroom Renovation
“Liem worked diligently for several hours, informed me of the progress and stayed until everything was successfully tested, including a 20 minutes dishwasher cycle.”
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Vortex Services Inc
“I was especially impressed with how they tackled some tough cleaning challenges, such as the grime buildup in the bathroom and the stubborn stains on the carpets.”
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Daytime Domestic Services
- Results
- Student
- Domestics
“The windows needed a deep clean and Christina and Jocelyn went the extra mile and took our window panes off to give the deepest clean these windows have ever seen!”
Listed for businesses in and around London, ON, these 24 companies hold commercial cleaning contracts. Ask each one for a site walk before it quotes, since square footage alone says nothing about the entrance matting, the washroom count or the winter mess that drives the real workload.
Area overview: London, ON
All 24 companies we list here are in London itself. We have 98 companies in London on file; this page shows the highest-rated 24. The companies on this page are rated from 4.0 to 5.0 across 4,158 reviews; 12 have 50 or more reviews and 18 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (89%), quality (83%) and responsiveness (73%). 6 are open around the clock; 16 are open on Saturdays and 6 on Sundays. 1 shows a licence on its website. 7 have ten or more years of experience, the longest 26 years. 1 offers financing; 10 give free estimates; 3 are family- or locally-owned and 1 lists coupons or special offers. We have a website on file for all 24 of the companies on this page; 23 publish a contact page; 17 list a public email and 2 take bookings online. We count these figures across the companies on this page; hours and prices change, so confirm the details with the company before you book.
Do any of these companies clean around the clock?
Around-the-clock availability is stated by 6 of the 24 commercial cleaning companies here. In this trade that usually means an emergency call out for a flood, a burst pipe or a biohazard rather than a crew standing by, so ask what the after-hours number actually reaches.
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We Clean Pros
- Cleaner
- Deep Cleaning
- Employees
“We have 5 kids and a home based business so we require a lot of attention to detail and I've only gotten this level of professionalism from this company.”
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Hill Developments Inc. Home Renovations Company
- Quality
- Kitchen
- The Future
“If you want an amazing contractor who has experience, knowledge, dependability, and a flair for making your project the absolute best it can possibly be...”
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Enviro-Master
- Drive
- Quality
- Workplace
“Worker comes in at the drugstore I work at and is super nice and kind; he completes the sanitization well and makes sure to sanitize all areas and makes all of us feel secure and safe!”
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S&I Cleaning
- Parking
- Employees
- Family
“I am going to be working for this company as a subcontractor for 4 years and I can say that it is a company that has a work group that offers high standards of service and compliance.”
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Bluekey Design + Build
- Construction Project
- Attention
- Work
“From the first phone call to the last email, Ed, Gerri, Emma, Harley and JP were attentive, punctual, professional and engaged in what needed to be done.”
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Household Plumbing
“In these days people are frustrated and just not happy because of all we have been thru with Covid but his service made our day Thanks everybody for there help.”
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Hyde Park Plumbing & Heating Limited
- Team
- Owner
- Basement
“I only needed a small job, replacing a kitchen faucet, but I was able to arrange the replacement faucet and the work to swap out it entirely by email, and the tap was ordered in, arrived, and replaced within just a couple of days.”
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Kirk's Renovations
- Basement
- Questions
- Tile
“Quotes are given in a timely manner and organized in such a way that expectations are clear on both ends and companies contracted out for specialized work are exceptional.”
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Bath Expert
- Flooring
- Sink
- Toilet
“We had our bath converted to a shower stall, very pleased with Dan and his staff who came, pleasant and courteous, even came back to check that everything was ok.”
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Revival Cabinetry
- Customer Satisfaction
- Quartz Countertop
- Dishwasher
“Ryan was on time and professional, and helped me to avoid some costly mistakes by steering me away from some bad decisions we were going to make with our fixtures.”
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CCR Build + Remodel
- Contractor
- Schedule
- Floor
“We have worked with Arne/Peder and CCR for going on 12 years, 4 jobs so far, and have never been more comfortable recommending anyone to friends and family.”
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Ocean Building Maintenance
- Team
- Company
- Business
“We have used Ocean Building Maintenance for the scheduled cleaning of our offices and have been satisfied with their reliable, accommodating, professional service.”
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A Plus Building Maintenance
“Aplus Building Maintenance has been cleaning my commercial and residential real-estate for over 5 years now, the service and attention to detail is amazing.”
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Just Kitchens
- Photos
- Tap
- Sink
“If I had know that I could have refaced cupboards, pot drawers, quartz countertops, subway tile backsplash, range hood and a new sink and faucet installed within 3 days I would never have waited 5 years.”
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Friesen Renovations
- Kitchen
- Happy
- Frame
“Special note; the back door replacement was a nightmare, as the previous owner of the house had let the door rot out on the threshold, right down to the basement joists.”
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Ron Queen Services
- Pain
- Price
- Professional
“I love this company they left my work place spotless especially this guy named abdalla his gyat was insane and while he was doing the job he was mogging me with his top notch mewing”
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Dove Property Cleaning
- Crew
“Amazing service and great people !”
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Steam Force Ltd
- Steam Clean
- Kitchen
- Smell
“When I initially was debating purchasing the services, this company stood out because of their amazing customer service and their rating on Google Ratings.”
Commercial Office Cleaning Services in London, ON Cost Estimates
Minimum cost
$215
Maximum cost
$1424
National Average
$629
Avg Per Hour Rates
$109
$394
$930
Average price range is based on 488 cost profiles
Why these companies made our list
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