Best drain & sewer cleaning companies in Toronto

★★★★★5 (567 reviews)score 95/100

Advanced Plumbing & Drains holds the top composite score on this list, built on 567 reviews at a perfect 5.0. Customers repeatedly name technicians like Laz, Ian, Aman, and George, and describe a team that diagnoses honestly instead of padding the bill.

• Named technicians with years of repeat-customer loyalty
• Online booking plus a real person answering the phone
• Same-day service on water heater and emergency drain calls
• Honest second opinions that have saved customers money

Google-verified567 Google reviewsSince 2005

Services: emergency plumbing, water heater services, drain sewer cleaning, leak detection repair

★★★★★5 (287 reviews)score 94/100

Drain 1 Plumbers pairs a near-perfect rating with 287 reviews and a feedback pattern that is uniformly positive: fast arrival, fair pricing, and thorough cleanup after every job. Recent reviews single out a quick kitchen sink unblock and a filter installation done right the first time.

• 5-star rating across 287 reviews
• On-time arrival and fast turnaround
• Patient, clear explanations of the work
• Affordable pricing with no hidden charges

Google-verified287 Google reviews

Services: water heater services, emergency plumbing, drain sewer cleaning, leak detection repair

★★★★★5 (195 reviews)score 94/100

Roman and his team built 195 five-star reviews on a simple formula: answer the morning call, show up the same day, and fix it right without surprise charges. Reviewers describe feeling confident the job will be done properly the first time.

• Same-day service, often booked the same morning
• Roman and an experienced, communicative team
• Transparent pricing with no hidden fees
• Handles emergency calls quickly

Google-verified195 Google reviews

Services: emergency plumbing, water heater services, drain sewer cleaning, leak detection repair

★★★★★5 (183 reviews)score 94/100

Strong Plumbing Inc is where reviewers send the bigger jobs: backwater valve replacement, underground water line work, and sewer projects that need city permits and inspections. Valentin is named repeatedly across bathroom, kitchen, and sewer work, which points to consistency rather than one lucky crew.

• Valentin trusted repeatedly by returning clients
• Manages city permits and inspections start to finish
• Fair pricing that holds up against competing quotes
• Careful protection of floors and finishes on site

Google-verified183 Google reviewsover 34 years

Services: emergency plumbing, water heater services, drain sewer cleaning, leak detection repair

★★★★★4.9 (768 reviews)score 93/100

Royal Plumbing Services Ltd. has racked up 768 reviews at a 4.9 average, the largest review base in the top tier of this list. Matthew, Tom, and Steven get called out by name for diagnosing problems within minutes and flagging issues before they become bigger repairs.

• Rapid, often same-day response
• Named technicians known for professionalism
• Proactive diagnosis, including code-compliance checks
• Upfront pricing communicated before work starts

Google-verified768 Google reviewsover 20 years

Services: gas fitting, backflow prevention, water heater services, emergency plumbing

★★★★★5 (113 reviews)score 92/100

Plumbing Ambulance earns trust by turning down work it doesn't think is needed, with one caller specifically praising Alex for declining an unnecessary repair. The crew shows up with cameras and proper tools and coordinates with other trades when a job crosses into their territory.

• Same-day and early-morning response
• Will decline unnecessary work rather than upsell
• Named technicians who build repeat relationships
• Professional equipment and multi-trade coordination

Google-verified113 Google reviews

Services: emergency plumbing, water heater services, drain sewer cleaning, leak detection repair

★★★★★4.8 (1901 reviews)score 92/100

Priority Plumbing & Drains has by far the largest review volume here at 1,901, with a team of named technicians including Kyle, Aaron, Brian, and Jordan handling multi-floor leak inspections and drain testing. Pricing gets adjusted downward mid-job when the scope turns out smaller than expected, which reviewers call out specifically.

• Deep bench of named, skilled technicians
• Fast turnaround and same-day appointments
• Transparent pricing, including downward mid-job adjustments
• Thorough leak detection and drain inspection work

Google-verified1,901 Google reviewssince 2001

Services: emergency plumbing, water heater services, drain sewer cleaning, leak detection repair

★★★★★4.9 (135 reviews)score 91/100

Canadian Rooter handles the jobs that go beyond a basic clog: burst pipes, sewer pipe replacement, backflow valve permits, and tree-root clogs, often finishing the same day the call comes in. Naz personally handles quoting and coordination, which reviewers credit for the lack of pressure-selling.

• Same-day response and completion typical
• Naz personally handles quoting and coordination
• Transparent pricing without pressure tactics
• Handles complex sewer and backflow permit jobs

Google-verified135 Google reviewsOver 15 years

Services: gas fitting, emergency plumbing, water heater services, drain sewer cleaning

★★★★★5 (72 reviews)score 90/100

Superior Plumbing & Heating of Toronto has a perfect five-star record across 72 reviews, with technicians like Aaron, Adam, and Nick handling everything from frozen pipes to burst pipes and stuck corroded fixtures. Every review on record is five stars with no caveats attached.

• Same-day emergency response
• Named, experienced technicians
• Full site cleanup after every job
• Transparent diagnostic and quote process

Google-verified72 Google reviews20+ years

Services: gas fitting, water heater services, emergency plumbing, drain sewer cleaning

★★★★★4.8 (339 reviews)score 88/100

John The Plumber runs a large roster of named technicians, including Tomas, Michael, and Ryen, who test their work before calling a job done and handle everything from toilet repairs to whole-home leak detector installs. With 339 reviews behind it, this is one of the more established names on the list.

• Same-day and weekend emergency response
• Multiple named technicians with strong individual reputations
• Transparent pricing and honest troubleshooting
• Thorough testing and preventative advice before leaving

Google-verified339 Google reviewsSince 2006

Services: gas fitting, emergency plumbing, water heater services, drain sewer cleaning

★★★★★5 (44 reviews)score 88/100

Drain Rescue Plumbers Toronto answers emergency calls within 30 minutes, including evenings and weekends, and Michael, Wayne, and Brian diagnose problems before quoting rather than after. Customers describe technicians going beyond the original ask to fix secondary issues while they're already on site.

• 30-minute emergency response, including nights and weekends
• Named technicians known by repeat customers
• Free diagnostic before any quote is given
• Honest, published pricing

Google-verified44 Google reviewsSince 1997

Services: water heater services, emergency plumbing, drain sewer cleaning, leak detection repair

★★★★★4.7 (1787 reviews)score 87/100

New Canadian Drain and Plumbing Ltd carries the second-highest review volume on this list at 1,787 and specializes in the heavy work: collapsed sewer pipes, burst drains, and backwater valve installs that qualify for the City of Toronto's rebate of up to $3,200. Over 23 years in business, staff like Nazar and Volodymyr show up on time and walk through options without a hard sell.

• Licensed and insured with the City of Toronto
• Over 23 years operating in the GTA
• Senior discount available
• City rebates on backwater valve installs

Google-verified1,787 Google reviewssince 2002, over 23 years in business

Services: emergency plumbing, backflow prevention, water heater services, drain sewer cleaning

★★★★★4.9 (58 reviews)score 85/100

Water Pro: WATERPROOFING & DRAIN leans on camera inspection to pinpoint basement leaks and clogged drains before quoting, with Jason, Daniel, and Michael named for clear, upfront explanations. Claiming over 30 years of history, it's built a 4.9 rating across 58 reviews on precision rather than volume.

• Camera inspection used to diagnose drain issues accurately
• Most jobs completed the same day
• Staff explain work clearly without upselling
• 30+ years of claimed operating history

Google-verified58 Google reviews30+ years

Services: backflow prevention, drain sewer cleaning, plumber

★★★★★4.9 (123 reviews)score 89/100

The Urban Plumber Inc built its reputation on owner Allan steering customers away from paid work when it isn't needed, in one case spending his own time on photos so a homeowner could contact the city instead of booking a service call. With 123 reviews at 4.9, the team including David, Michael, and Ramone gets consistent praise for fair pricing and careful drywall removal.

• Owner Allan known for honest diagnosis and no upsells
• Responds to calls same-day or next morning
• Transparent pricing with senior and early-morning discounts
• Experienced team praised for professionalism

Google-verified123 Google reviewsover 20 years

Services: emergency plumbing, backflow prevention, water heater services, leak detection repair

★★★★★5 (51 reviews)score 89/100

Rosedale plumbing earns its five-star average across 51 reviews by testing systems after every install and explaining the work before starting, whether it's a faucet swap or a sewer line check. Mike, David, and Arjun operate under City of Toronto permits and are called out for keeping worksites spotless.

• Named technicians handle work personally
• Routinely test systems after installation
• Careful around new finishes and existing fixtures
• City of Toronto permit compliant

Google-verified51 Google reviewssince 2010

Services: water heater services, leak detection repair, plumber, emergency plumbing