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24 companies listed · 12 in Oshawa · 3 open 24/7 · 15 open weekends · 23 rated 4.5+
Data verified October 18, 2026
Listed for homeowners in and around Oshawa, ON, these 24 companies remodel bathrooms, including basement bathrooms and the venting problems that come with them. Each card repeats what the company says about itself on its own site, and the reviews underneath it were left by customers.
12 of the 24 companies we list are based in Oshawa; the other 12 serve Oshawa from towns including Ajax (16 km), Pickering (20 km) and Whitby (8 km). 23 of the companies on this page have a rating, from 4.5 to 5.0 across 825 reviews; 3 have 50 or more reviews. When customers rate these companies on specific qualities, they most often praise professionalism (92%), quality (89%) and responsiveness (80%). The topics that come up most in reviews of the companies on this page are "price", "communication" and "estimates". 3 are open around the clock; 15 are open on Saturdays and 5 on Sundays. The services the companies on this page list most often on their websites are bathroom renovations (4), basement renovations (3) and kitchen renovations (3). 3 show a licence on their websites. Domain records put 7 websites of the companies on this page at ten or more years old; the oldest dates from 2002. 3 offer emergency call-outs; 1 offers financing or payment plans; 12 give free estimates; 2 are family- or locally-owned and 2 list coupons or special offers. 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.
A website is linked from 22 of the 24 listings here. Look past the finished photos for pictures taken mid-job: membrane on the walls, blocking between studs, an insulated duct heading outdoors. A company that photographs the parts nobody sees is telling you what it cares about.
