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24 companies listed · all 24 in Ottawa · 1 open 24/7 · 12 open weekends · 22 rated 4.5+
Data verified October 18, 2026
Listed for businesses in and around Ottawa, 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.
All 24 companies we list here are in Ottawa itself. We have 111 companies in Ottawa on file; this page shows the highest-rated 24. The companies on this page are rated from 4.3 to 5.0 across 3,604 reviews; 15 have 50 or more reviews and 22 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (95%), quality (82%) and responsiveness (76%). The topics that come up most in reviews of the companies on this page are "communication", "estimates" and "price". 1 is open around the clock; 12 are open on Saturdays and 7 on Sundays. The services the companies on this page list most often on their websites are basement renovations (3), bathroom renovations (3), kitchen renovations (3) and commercial cleaning (2). 3 show a licence on their websites. 10 have ten or more years of experience, the longest 40 years. 1 offers emergency call-outs; 1 offers financing or payment plans; 8 give free estimates; 3 are family- or locally-owned and 2 list coupons or special offers. We count these figures across the companies on this page; hours and prices change, so confirm the details with the company before you book.
A free quote is offered by 8 of the 24 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.
