AGS Environnement Inc
“They took the time to verify the source of the problem and a minor correction was made.”
Best Septic Tank Installers near Drummondville, QC
None of these companies is based in Drummondville; they work from towns including Saint-Germain-de-Grantham (8 km), Victoriaville (44 km) and Roxton Pond (47 km).
10 companies listed · 3 open weekends · 8 rated 4.5+ · 5 show a licence
Data verified October 17, 2026
Les Entreprises Delorme
“They bring great ideas, offer a large selection of quality products at low prices and offer breathtaking results.”
Fosse Expert
“I spoke with a passionate person, who explained things well so that we could put ourselves in perspective.”
Real Couture Excavation
Champagne Pascal P C Pompage
“The work is done quickly and cleanly, and Mr Champagne is always keen to provide impeccable service at very reasonable prices.”
Enviro5
“We have a tough driveway to navigate, which other companies will not do, but they had no issues.”
The 10 companies listed for Drummondville, QC 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.
Area overview: Drummondville, QC
9 of the 10 companies on this page have a rating, from 4.0 to 5.0 across 590 reviews; 1 has 50 or more reviews and 8 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (95%), responsiveness (60%) and value (40%). 3 are open on Saturdays. 5 show a licence on their websites. Domain records put 4 websites of the companies on this page at ten or more years old; the oldest dates from 2005. We have a website on file for 9 of the companies on this page; 8 publish a contact page and 8 list a public email. 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.
What should I look for on an installer's website?
9 of the 10 listings link a website. Look for photographs of real installations rather than stock images, the tank and treatment brands they work with, and whether design and soil work are in house. A company that only digs will subcontract the part that actually gets approved.
Transport Gaby Trepanier Inc
“A company that puts customer service first.”
Jean-Roch Brodeur Excavation Ltée
EBI Envirotech
Mario Cossette Inc
Why these companies made our list
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