On Stage Cleaning Toronto
“I have worked with On Stage in the Toronto film industry for many years and they are number 1 in our industry.”
Best Commercial & Office Cleaning in Ajax, ON
15 companies listed · 4 in Ajax · 3 open 24/7 · 8 open weekends · 12 rated 4.5+
Data verified October 21, 2026
Sona Maids
J.o.y Cleaning Inc.
A1 Road Maintenance Inc
Eco Scrubbed Residential and Commercial Cleaners Markham
“Not only was I astounded by the quality of their cleaning, but I was pleasantly surprised at the incredibly broad range of services offered.”
Hire A Maid House Cleaning Services Inc.
“They were super friendly, paid attention to details and a pleasure to deal with.”
Listed for businesses in and around Ajax, 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: Ajax, ON
4 of the 15 companies we list are based in Ajax; the other 11 serve Ajax from towns including Whitby (8 km), Oshawa (16 km) and Markham (18 km). 14 of the companies on this page have a rating, from 1.0 to 5.0 across 1,463 reviews; 9 have 50 or more reviews and 12 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise quality (93%), professionalism (88%) and punctuality (68%). The topics that come up most in reviews of the companies on this page are "communication", "efficient" and "price". 3 are open around the clock; 8 are open on Saturdays and 4 on Sundays. 2 have ten or more years of experience, the longest 18 years. 3 offer emergency call-outs; 5 give free estimates; 2 are family- or locally-owned and 1 lists coupons or special offers. We have a website on file for 14 of the companies on this page; 10 publish a contact page; 11 list a public email and 7 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.
Do any of these companies clean around the clock?
Around-the-clock availability is stated by 3 of the 15 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.
The Cleaning Ladies
“We had the Cleaning Ladies do a deep clean of our home and we are extremely pleased with the whole experience.”
Quality Janitorial Services Inc.
“They are easily to communicate with and continue to check in on us to make sure our needs are met.”
Karen's Kleaning
“Two Karen's came to my home today to clean and they were both exceptional; professional, polite, and kind with calm energy.”
Mona Cleaning
“They do a fantastic job with cleaning my apartment and they are always providing me with a positive experience.”
Masterpiece Cleaning Services
“Satisfied with their level of detailed work and professionalism I highly recommend using them.”
Generations Cleaning
“They are personable and do a good job cleaning my dental office.”
Clear Conditions
“Hands down the most expedient and smooth service, I will be recommending to all my friends; and obviouly be calling them over and over again for all their additional services.”
G Well Cleaning Services
“My house was sparkling clean, sharp on time, have a great attitude and open to fix whatever is missed by mistake.”
Chrystal Clean
“Nataliya and Chantelle did an amazing job on a deep clean to my house at a time in my life that I needed them most.”
Why these companies made our list
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