Best Commercial & Office Cleaning near Clarington, ON
These companies serve Clarington from nearby bases in towns including Bowmanville, Oshawa and Courtice.
15 companies listed · 3 open 24/7 · 9 open weekends · 11 rated 4.5+ · 1 shows a licence
Data verified October 21, 2026
Anu Building Services
Task-Co Building Maintenance Inc.
Canadian Carpet Cleaning and Janitorial Services
Tri-Care Services
The Cleaning Concern
Listed for businesses in and around Clarington, 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: Clarington, ON
14 of the 15 companies on this page have a rating, from 4.0 to 5.0 across 206 reviews; 1 has 50 or more reviews and 11 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (82%), quality (82%) and value (72%). 3 are open around the clock; 9 are open on Saturdays and 8 on Sundays. 1 shows a licence on its website and 1 lists staff certifications (IICRC). Domain records put 3 websites of the companies on this page at ten or more years old; the oldest dates from 2007. 3 offer emergency call-outs; 6 give free estimates; 1 is family- or locally-owned and 1 lists coupons or special offers. We have a website on file for all 15 of the companies on this page; 14 publish a contact page and 10 list a public email. We count these figures across the companies on this page; hours and prices change, so confirm the details with the company before you book.
Will a company survey the building before quoting?
A free quote is offered by 6 of the 15 commercial cleaning companies listed. Insist the survey happens on site and at the hour the work would run, because an empty office at noon tells nobody what the washrooms look like at the end of a slushy day.