Popular Cities
24 companies listed · 4 in Ottawa · 2 open 24/7 · 6 open weekends · 16 rated 4.5+
Data verified October 18, 2026
The 24 companies listed for Ottawa, ON design and install septic systems and replace failed leaching beds. Each company's own site is the source for its hours, licence claims and estimate policy. Ask who applies for the permit and who arranges the inspection before backfill.
4 of the 24 companies we list are based in Ottawa; the other 20 serve Ottawa from towns including Gatineau, QC (7 km), Val-des-Monts, QC (21 km) and Osgoode (4 km). 19 of the companies on this page have a rating, from 3.8 to 5.0 across 378 reviews; 16 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (94%), quality (80%) and responsiveness (75%). 2 are open around the clock; 6 are open on Saturdays and 3 on Sundays. The services the companies on this page list most often on their websites are septic systems (3), demolition (2) and excavation (2). 6 show a licence on their websites. 6 have ten or more years of experience, the longest 60 years. 5 offer emergency call-outs; 3 give free estimates and 4 are family- or locally-owned. We have a website on file for 21 of the companies on this page; 18 publish a contact page; 18 list a public email and 1 takes 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.
4 of the 24 listings show an address in Ottawa and the rest sit within 50 km. This is rural and cottage work, and equipped crews cover large territories. What matters more than distance is whether they regularly deal with the municipality or health unit that will approve and inspect your system.
