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Septic systems in Montréal

235 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 6, 2026 · official register ↗ · list order

Tomas Construction Inc.

✓ RBQ licence 1286-2751-94 · 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 · 514 336-3186

Gestion Europro Inc.

✓ RBQ licence 8296-4560-44 · Montréal · Licensed since 2003

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

Call · 514 725-2437

Other cities

Brossard 16Longueuil 33Boucherville 17Laval 131Sainte-Julie 10Terrebonne 45Boisbriand 11Mascouche 18Saint-Eustache 10Repentigny 11

Other trades in Montréal

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