5 Best Septic Tank Services in Toronto (2026)

True Service Plumbing is a family-owned plumbing company covering Toronto and the wider GTA, and it's closer to a general-purpose emergency plumber than a septic specialist. Its site markets 24/7 emergency plumbing, drain services, and residential installations and repairs. Reviewers describe pipe replacements, cartridge and valve repairs, and basement drain fixes rather than septic tank work specifically, so if your issue is squarely a septic tank, confirm coverage before booking.

Crystal Drain & Plumbing operates out of Etobicoke as a plumbing and drainage company, and it's one of the few names here with a real septic-system callout in its reviews: one customer describes the team replacing a failing septic pump on a Sunday morning and explaining how the system works. Its site focuses on plumber and drain services in Etobicoke, and reviewers also describe sanitation-line replacements and water-line upgrades more broadly.

Rooter-Man GTA is part of a plumbing franchise and lists septic system service directly among its Google categories, alongside drainage, sewage disposal, and basement waterproofing. Its site says its licensed technicians bring more than 55 years of combined experience, that it answers calls 24/7 with no after-hours surcharge, and that it holds HomeStars recognition across the Greater Toronto Area and Niagara Region. Of everyone on this list, its listing is the most explicitly built around septic and sewage work.

Plumber To Your Door of Toronto is a general residential plumbing company, not a septic specialist, and reviewers describe it handling burst mains, water heater issues, and fixture installs across the city. Its extended hours, open until midnight most nights per its Google listing, show up in reviews as fast response on evening emergencies. If septic work is your main need, this reads more as a general plumbing backup than a dedicated septic contractor.

Anta Plumbing And Drain has served the GTA for more than 20 years, according to its site, and its services lean toward drain and backup protection rather than septic tanks specifically: it installs backwater flow valves to stop drain backups, offers free camera sewer inspections, and uses no-dig trenchless repair to avoid tearing up driveways. It's licensed and insured with the City of Toronto, and reviewers point to the same technician showing up on repeat visits for different issues.