Call the Plumbing Doctor
“They went above and beyond to install a water pump system into my home.”
Best Drain Cleaning Services near Clarington, ON
These contractors serve Clarington from nearby bases in towns including Oshawa, Bowmanville and Courtice.
15 contractors listed · 2 open 24/7 · 7 open weekends · all 15 rated 4.5+ · 2 show a licence
Data verified October 18, 2026
One Call Plumbers
“They diagnosed the problem successfully and fixed the leak from pipe running into behind the wall and avoided unnecessary ripping of walls and cabinets suggested by other agencies, I would strongly recommend them for efficient work and economical prices.”
FR Plumbing
“Although I was prepared for a very expensive worse case scenario issue/fix, Jacob fixed the problem permanently with a much more affordable solution.”
Multi-Trade Building Services
“They are there every step of the way, from doing the work to helping me pick out the finer details such as hardware to even paint colour suggestions.”
DSM Plumbing & Water Systems
“Even though our water smell issue wasn't an emergency, Darryl still was prompt, knowledgeable and honest in providing options to us!”
Central Drain Service Inc.
“It's always a pleasure dealing with Debbie in the office and the guys that come out really know what they are doing.”
The 15 companies listed for Clarington, ON clear blocked drains and sewer lines. Hours, jetting and camera work, and free estimate claims come from each company's own website. Ask whether the crew that arrives owns the camera, since that decides what you learn.
Area overview: Clarington, ON
The 15 contractors on this page are rated from 4.6 to 5.0 across 1,277 reviews; 4 have 50 or more reviews. When customers rate these contractors on specific qualities, they most often praise professionalism (88%), punctuality (75%) and quality (75%). 2 are open around the clock; 7 are open on Saturdays and 4 on Sundays. 2 show a licence on their websites. 5 have ten or more years of experience, the longest 26 years. 2 offer emergency call-outs; 1 offers financing or payment plans; 6 give free estimates and 5 are family- or locally-owned. We have a website on file for all 15 of the contractors on this page; all 15 publish a contact page; 12 list a public email and 2 take bookings online. We count these figures across the contractors on this page; hours and prices change, so confirm the details with the contractor before you book.
Are any of the listed drain crews available overnight?
Overnight availability is claimed by 2 of the 15 listings here. A backup that has reached a finished basement floor is worth the night rate, because standing sewage is a health problem rather than an inconvenience. A slow sink is not. Ask what the after-hours charge covers before agreeing.
DMJ Construction & Renovation
“DMJ have done a few projects for me including some interior repairs, upgrades and some exterior windows.”
Connections Renovations
“He kept checking along the way that everything was the way I wanted.”
Advanced Septic Solutions Inc
“I called Advanced Septic Solutions for one of my customers backed up septic tank and Adam showed up with the pump truck less than 20 minutes later and was done within 10min!”
BEE Plumbing & Heating Ltd.
“They did an amazing job fixing our shower drain leaking issue.”
CDN Plumbing
“He has a great personality and is not only dependable but very trustworthy.”
Gerr Construction Limited
Quantum Contracting Limited
“Can't express enough how very, very pleased we are with Andy and crew!”
Lundy Plumbing & Heating
Zenmech Plumbing and Heating Ltd.
“Derick and his team came to the rescue right away when i called with a leaking hot water tank.”
Why these companies made our list
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