Septic systems in Saint-Bernard-de-Lacolle

RBQ data dated November 3, 2026: 2 companies active in Saint-Bernard-de-Lacolle for septic system work. 1 (50%) has held their licence for 10 years or more, the oldest since 2002; none got its licence in the last 90 days.

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

A. Guay & Fils Construction inc.

✓ RBQ licence 8278-4125-11 · Saint-Bernard-de-Lacolle · Licensed since 2002

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

Call · 450 246-3079

Les Entreprises Logan inc.

✓ RBQ licence 5832-3726-01 · Saint-Bernard-de-Lacolle · Licensed since 2023

Septic systems

Call · 514 754-6927

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Other cities

Longueuil 33 Saint-Hyacinthe 26 Saint-Jean-sur-Richelieu 25 Salaberry-de-Valleyfield 20 Carignan 19 Boucherville 17 Brossard 16 Sorel-Tracy 12 Belœil 12 Saint-Lazare 11 Sainte-Julie 10 Châteauguay 9

Other trades in Saint-Bernard-de-Lacolle

Renovation, construction and general work10 New home builders3 Heating, ventilation and air conditioning5 Wood stoves and fireplaces3 Masonry4 Specialty contractors7 All companies in Saint-Bernard-de-Lacolle23

Finding a septic system contractor in Saint-Bernard-de-Lacolle

Looking for a septic system contractor in Saint-Bernard-de-Lacolle? This page lists the 2 companies in Saint-Bernard-de-Lacolle that hold an active RBQ licence for septic system work, according to public RBQ data dated November 3, 2026.

In the Montérégie region, 553 companies work in this trade across 120 cities; Saint-Bernard-de-Lacolle has 2 of them (78th).

The choice is limited in Saint-Bernard-de-Lacolle. Companies from nearby cities in the region, such as Longueuil (33), Saint-Hyacinthe (26) and Saint-Jean-sur-Richelieu (25), may also serve your area: ask them.

The RBQ numbers: septic systems in Saint-Bernard-de-Lacolle

2companies with an active licence

0new licences in 90 daysnone in the last 30 days

1have held their licence for 10 years or more50% · the oldest since 2002

2have a $40,000 licence bondmay compensate a client under RBQ rules

All of them have a published phone number: you can call them directly.
Most common subcategories: 1.4 Roads and pipelines (2), 2.4 On-site wastewater (septic) systems (2), 10 Solid-fuel space heating (wood stoves, fireplaces) (1), 1.1.1 New residential buildings covered by a guarantee plan, class I (1).

Useful guides: Septic tank pumping: how often and what to check

Open data of the Régie du bâtiment du Québec as of November 3, 2026, updated every night.

Required licence, issuing body and subcategories for this trade: Septic systems in Greater Montréal.

Homes in Saint-Bernard-de-Lacolle (2021 Census)

620households in a private dwelling

60%of dwellings built before 1981including 32% before 1961

86%of households own their home

94%of dwellings are single-detached houses

Source: Statistics Canada, 2021 Census, table 98-10-0233-01 (25% sample, rounded counts), Statistics Canada Open Licence.

Before you sign with a septic system contractor in Saint-Bernard-de-Lacolle: check the licence on the day, ask for written quotes and avoid large deposits. Printable checklist before you sign →