Excavation Jérémy Forest inc.
Septic systemsWells and water pumps
Call · 450 541-6183Septic systems in Saint-Roch-de-l’Achigan
RBQ data dated November 3, 2026: 13 companies active in Saint-Roch-de-l’Achigan for septic system work. 8 (62%) have held their licence for 10 years or more, the oldest since 1984; 1 got its in the last 90 days.
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Heating, ventilation and air conditioningWood stoves and fireplacesSeptic systemsWells and water pumps
Call · 450 963-3158Les Entreprises Stéphane Nydegger inc.
Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplacesSeptic systemsWells and water pumps
Call · 514 968-2568Services Rénovie inc.
Renovation, construction and general workSeptic systems
Call · 514 541-2729Groupe Simdex inc.
Septic systems
Call · 514 649-5980Groupe PLS inc.
Renovation, construction and general workSeptic systems
Call · 514 297-46269085-3979 Québec inc.
Concrete and foundationsSeptic systemsWells and water pumps
Call · 450 666-7447Les Structures Universelles inc.
Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplacesSeptic systemsWells and water pumps
Call · 450 588-3392Groupe LJP inc.
Heating, ventilation and air conditioningWood stoves and fireplacesMasonryConcrete and foundationsSeptic systemsWells and water pumpsAccessibility lifts
Call · 450 966-6616Gibelvac inc.
Septic systems
Call · 514 605-1930Excavation Chassé inc.
Renovation, construction and general workSeptic systems
Call · 514 654-3639Les Entreprises Martin Monté inc.
Renovation, construction and general workSeptic systems
Call · 514 973-7281Lucien Clément & Fils inc.
Septic systemsWells and water pumps
Call · 450 588-2626Ad · Featured placement · examplePreview only — this is not a contractor listing
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Other cities
Terrebonne 46L'Assomption 17Mascouche 17Rawdon 16Joliette 13Saint-Lin–Laurentides 13Repentigny 11Saint-Donat 11Sainte-Julienne 11Saint-Ambroise-de-Kildare 10Sainte-Marcelline-de-Kildare 10Lanoraie 9
Other trades in Saint-Roch-de-l’Achigan
Finding a septic system contractor in Saint-Roch-de-l’Achigan
Looking for a septic system contractor in Saint-Roch-de-l’Achigan? 2 of the 13 companies on the list work in this trade only; the others are also listed in other trades: wells and water pumps (7), renovation, construction and general work (6) and heating, ventilation and air conditioning (4).
In the Lanaudière region, 346 companies work in this trade across 56 cities; Saint-Roch-de-l’Achigan has 13 of them (7th).
The RBQ numbers: septic systems in Saint-Roch-de-l’Achigan
13companies with an active licence
1new licences in 90 daysincluding 1 in the last 30 days
8have held their licence for 10 years or more62% · the oldest since 1984
10have a $40,000 licence bondand 3 at $20,000 · may compensate a client under RBQ rules
- All of them have a published phone number: you can call them directly.
- Most common subcategories: 2.4 On-site wastewater (septic) systems (13), 1.4 Roads and pipelines (8), 2.2 Non-drilled water catchment works (7), 1.2 Small buildings (6).
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-Roch-de-l’Achigan (2021 Census)
2,165households in a private dwelling
45%of dwellings built before 1981including 18% before 1961
68%of households own their home
72%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-Roch-de-l’Achigan: check the licence on the day, ask for written quotes and avoid large deposits. Printable checklist before you sign →