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Septic systems in Montréal

234 companies holding subcategory 2.4 (on-site wastewater systems) have an address in Montréal. The oldest of these licences dates from 1984.

Active licences in RBQ data dated November 3, 2026 · official register ↗ · list order

Condo Citta inc.

✓ RBQ licence 5795-9280-01 · Montréal · Licensed since 2021

Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplacesMasonryConcrete and foundationsSeptic systemsWells and water pumps

Call · 514 590-0000

Développement Wilderton s.e.c.

✓ RBQ licence 5839-3547-01 · Montréal · Licensed since 2025

Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplacesMasonryConcrete and foundationsSeptic systemsWells and water pumpsAccessibility lifts

Call · 514 388-8080

Les Entrepreneurs Bucaro inc.

✓ RBQ licence 1136-8271-01 · Montréal · Licensed since 1984

Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplacesMasonrySeptic systemsWells and water pumps

Call · 514 325-7729

2632-2990 Québec inc.

✓ RBQ licence 8005-9157-68 · Montréal-Est · Licensed since 1996

Renovation, construction and general workHeating, ventilation and air conditioningSeptic systemsWells and water pumps

Call · 514 645-0707

Services Solutions Eric Dufour Inc.

✓ RBQ licence 5742-0531-01 · Montréal · Licensed since 2018

Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplacesMasonryConcrete and foundationsSeptic systemsWells and water pumps

Call · 514 353-5656

Restaure-Action inc.

✓ RBQ licence 5651-8400-01 · Montréal · Licensed since 2012

Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplacesMasonryConcrete and foundationsSeptic systemsWells and water pumps

Call · 514 528-1989

Altapex Construction Corporation

✓ RBQ licence 3023-7200-16 · Saint-Leonard · Licensed since 1992

Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplacesMasonryConcrete and foundationsSeptic systemsWells and water pumps

Call · 514 937-1700

Vinac Construction Inc.

✓ RBQ licence 1925-6155-88 · Montréal · Licensed since 1984

Renovation, construction and general workNew home buildersHeating, ventilation and air conditioningWood stoves and fireplacesMasonryConcrete and foundationsSeptic systemsWells and water pumpsAccessibility lifts

Call · 514 388-6267

Centreénergiesolaire.com ltée

✓ RBQ licence 5592-6711-01 · Montréal · Licensed since 2009

Renovation, construction and general workPlumbersHeating, ventilation and air conditioningConcrete and foundationsSeptic systemsWells and water pumps

Call · 514 714-2426

Legrand inc.

✓ RBQ licence 8007-5088-64 · Montréal · Licensed since 1996

Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplacesConcrete and foundationsSeptic systemsWells and water pumps

Call · 514 865-6715

9342-5486 Québec inc.

✓ RBQ licence 5723-0419-01 · Montréal · Licensed since 2016

Heating, ventilation and air conditioningWood stoves and fireplacesConcrete and foundationsSeptic systems

Call · 514 915-0900

9226-5891 Québec inc

✓ RBQ licence 5620-8101-01 · Montréal · Licensed since 2010

Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplacesMasonryConcrete and foundationsSeptic systemsWells and water pumpsAccessibility lifts

Call · 514 325-3636

9245-7183 Québec inc.

✓ RBQ licence 5649-5849-01 · Montréal · Licensed since 2020

Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplacesMasonryConcrete and foundationsSeptic systemsWells and water pumpsAccessibility lifts

Call · 514 963-8669

Viabloc inc.

✓ RBQ licence 8327-8143-45 · Montréal · Licensed since 2023

Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplacesMasonryConcrete and foundationsSeptic systemsWells and water pumpsAccessibility lifts

Call · 514 937-7222

Constructions Concreate Ltée

✓ RBQ licence 8102-6387-16 · Montréal · Licensed since 2006

Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplacesMasonryConcrete and foundationsSeptic systemsWells and water pumps

Call · 514 335-0412

Décor Lacharité Inc

✓ RBQ licence 1929-4677-34 · Montréal · Licensed since 1984

Heating, ventilation and air conditioningWood stoves and fireplacesMasonryConcrete and foundationsSeptic systemsWells and water pumpsAccessibility lifts

Call · 514 353-1601

Construction Genfor Canada inc.

✓ RBQ licence 8005-8712-24 · Montréal · Licensed since 2025

Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplacesConcrete and foundationsSeptic systemsWells and water pumps

Call · 514 770-1051

Other cities

Brossard 16Longueuil 33Boucherville 17Laval 132Sainte-Julie 10Terrebonne 46Boisbriand 11Mascouche 17Saint-Eustache 10Repentigny 11

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