M.E. Tremblay Démolition inc.
Renovation, construction and general workConcrete and foundationsSeptic systemsWells and water pumps
Call · 514 631-1888Septic systems in Dorval
In Dorval, 12 companies are listed as active for septic system work in RBQ data dated November 3, 2026. 11 (92%) have held their licence for 10 years or more, the oldest since 1984; none got its licence in the last 90 days. Close by: Laval (132), Montréal (234) and Saint-Eustache (10).
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Corrpro Canada inc.
Septic systemsWells and water pumps
Call · 514 636-0085Tony Caporicci inc.
Renovation, construction and general workConcrete and foundationsSeptic systemsWells and water pumps
Call · 514 946-6571Paysagiste Solarco inc.
Concrete and foundationsSeptic systemsWells and water pumps
Call · 514 683-5150Monselet Construction & Équipement Ltée
Septic systemsWells and water pumps
Call · 514 683-9411Construction GRL inc.
Septic systemsWells and water pumps
Call · 514 631-4570Ascenseurs TK (Canada) Limitée
Heating, ventilation and air conditioningWood stoves and fireplacesMasonryConcrete and foundationsSeptic systemsWells and water pumps
Call · 514 354-1643Paysagiste L.G.D. inc.
Septic systemsWells and water pumps
Call · 514 631-6867Pavages D'Amour inc.
Septic systemsWells and water pumps
Call · 514 631-4570Roxboro Excavation inc.
Renovation, construction and general workConcrete and foundationsSeptic systemsWells and water pumps
Call · 514 631-18889015-6472 Québec inc.
Renovation, construction and general workConcrete and foundationsSeptic systemsWells and water pumps
Call · 819 764-4666Other cities
Montréal 234Laval 132Saint-Eustache 10Brossard 16Boisbriand 11Longueuil 33Boucherville 17Blainville 17Terrebonne 46Saint-Lazare 11Mirabel 62
Other trades in Dorval
Finding a septic system contractor in Dorval
Looking for a septic system contractor in Dorval? All 12 companies on the list are also listed in other trades: wells and water pumps (12), concrete and foundations (7) and renovation, construction and general work (5).
Dorval ranks 2nd of 14 cities in the Montréal region for this trade, with 5% of the region's 234 companies.
The RBQ numbers: septic systems in Dorval
12companies with an active licence
0new licences in 90 daysnone in the last 30 days
11have held their licence for 10 years or more92% · the oldest since 1984
10have a $40,000 licence bondand 2 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: 2.2 Non-drilled water catchment works (12), 2.4 On-site wastewater (septic) systems (12), 1.4 Roads and pipelines (10), 1.5 Civil engineering structures (7).
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 Dorval (2021 Census)
8,715households in a private dwelling
71%of dwellings built before 1981including 44% before 1961
60%of households own their home
46%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 Dorval: check the licence on the day, ask for written quotes and avoid large deposits. Printable checklist before you sign →