Hire A Maid House Cleaning Services Inc.
“Attention to detail is top notch and very pleasant to deal with”
Best Commercial & Office Cleaning in Whitby, ON
15 companies listed · 9 in Whitby · 1 open 24/7 · 8 open weekends · 13 rated 4.5+
Data verified October 21, 2026
Karen's Kleaning
“If you are looking for a reliable and reasonable service, take a look at Karen's Kleaning, you won't be disappointed.”
Quality Janitorial Services Inc.
“We have been using QJS for several years now for our post-construction cleaning.”
Generations Cleaning
“They are personable and do a good job cleaning my dental office.”
Dream Clean Commercial Services
“Most importantly, aside from a job always well done, Lori, Kayla, Kirsten, Cassiee, Evelyn, McKenzie and anyone of these amazing ladies who have come to my home have been kind, friendly, supportive and very respectful to my home and myself.”
Sanisquad
“I had them do a move-in clean of my house and couldn't be happier.”
Listed for businesses in and around Whitby, ON, these 15 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: Whitby, ON
9 of the 15 companies we list are based in Whitby; the other 6 serve Whitby from Oshawa (8 km) and Scarborough (25 km). 14 of the companies on this page have a rating, from 4.3 to 5.0 across 685 reviews; 4 have 50 or more reviews and 13 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (88%), quality (88%) and value (68%). 1 is open around the clock; 8 are open on Saturdays and 6 on Sundays. 1 shows a licence on its website. Domain records put 2 websites of the companies on this page at ten or more years old; the oldest dates from 2010. 1 offers emergency call-outs; 4 give free estimates; 1 is family- or locally-owned and 1 lists coupons or special offers. We have a website on file for 13 of the companies on this page; 12 publish a contact page; 11 list a public email and 3 take bookings online. We count these figures across the companies on this page; distances are straight-line, and hours and prices change, so confirm the details with the company before you book.
Does a contractor need an address in Whitby?
An address in Whitby is given by 9 of the 15 commercial cleaning companies here; the others come from other towns within 30 km. For nightly work, the supervisor's drive matters more than the office address, since a site that is an hour from the nearest manager gets inspected less often.
Top Certified Cleaning
“They paid close attention to detail, even provided a checklist to review prior to sign off to ensure I was happy with the service.”
Castus+
“Very professional and responsible persons and very hardworking thank you 🙏 …”
Bas Building Maintenance
Durham DPF
“Great hassle free service, speed and price on my VW Diesel Particulate Filter (DPF) cleaning!”
Professional Building Carpet Clean Mntnc
The Cleaning Ladies
“The ease of hiring The Cleaning Ladies, their affordability and immediate availability, plus a job VERY well done is more than enough for me to recommend this business.”
Chrystal Clean
“All in all, dealing with Chrystal Clean was a very positive experience from the first contact to completion and would definitely recommend them to anyone looking for a great cleaning company.”
Anu Building Services
“Our building is always looking spotless and clean due to their professionalism”
Task-Co Building Maintenance Inc.
“They were able to work around my busy schedule and complete the job.”
Why these companies made our list
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