MT Drains & Plumbing LTD
- Basement
- Sink
- Sump Pump
3 of these contractors are based in Richmond Hill; the others serve Richmond Hill from towns including Toronto (15 km), North York (15 km) and Thornhill (8 km).
5 open 24/7 · 17 open weekends · 22 rated 4.5+ · 7 show a licence
Data verified October 18, 2026
The 24 contractors listed for Richmond Hill, ON work on wet basements, foundations and crawl spaces. Warranty claims, free inspection offers and hours come from each company's own website. Ask each one how the proposed repair holds up through frost, because that is where local systems fail.

The 24 contractors on this page are rated from 4.1 to 5.0 across 3,347 reviews; 19 have 50 or more reviews and 22 are rated 4.5 or higher. When customers rate these contractors on specific qualities, they most often praise professionalism (91%), quality (88%) and responsiveness (81%). The topics that come up most in reviews of the contractors on this page are "price", "efficient" and "estimates". 5 are open around the clock; 17 are open on Saturdays and 14 on Sundays. The services the contractors on this page list most often on their websites are backwater valve installation (3), waterproofing (3), exterior waterproofing (2), foundation (2) and foundation repair (2). 7 show a licence on their websites and 1 lists staff certifications (IICRC). Domain records put 13 websites of the contractors on this page at ten or more years old; the oldest dates from 2004. 7 offer emergency call-outs; 2 offer financing or payment plans; 15 give free estimates; 7 are family- or locally-owned and 3 list coupons or special offers. We count these figures across the contractors on this page; distances are straight-line, and hours and prices change, so confirm the details with the contractor before you book.
There are 24 listings for Richmond Hill. Get more than one assessment before committing, because diagnoses here differ more than prices do, and one crew's interior system is another crew's regrading and downspout job. Compare what each one says is causing the water rather than the number at the bottom.