9265-1132 Québec inc.
Septic systems
Call · 450 675-2299Septic systems in Saint-Colomban
RBQ data dated November 3, 2026: 20 companies active in Saint-Colomban for septic system work. 7 (35%) have held their licence for 10 years or more, the oldest since 2002; 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 · 450 258-4350Truckcoeur Aménagement inc.
Septic systemsWells and water pumps
Call · 450 258-4886Hydro-Semence Elite Inc.
Renovation, construction and general workSeptic systems
Call · 450 512-9330Les Dessins Du Golf Des Templiers inc.
Septic systems
Call · 514 712-5926Entreprise ESM Inc.
Septic systemsWells and water pumps
Call · 514 891-3303Les Entreprises NB Excavation Inc.
Septic systemsWells and water pumps
Call · 450 675-6307Les Réalisations P.J.D. inc.
Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplacesSeptic systemsWells and water pumps
Call · 450 694-0452Mélek construction inc.
Renovation, construction and general workNew home buildersSeptic systems
Call · 450 818-5595Construction Projets sur Mesure inc.
Renovation, construction and general workSeptic systems
Call · 514 566-25549367-4281 Québec inc.
Septic systemsWells and water pumps
Call · 514 805-7020Gestion Alexandre Cousineau inc.
Renovation, construction and general workNew home buildersSeptic systems
Call · 450 818-55959222-0326 Québec inc.
Septic systems
Call · 450 821-44709336-9395 Québec inc.
Septic systemsWells and water pumps
Call · 450 431-6131BCM 2.0 inc.
Septic systems
Call · 450 565-0080Les entreprises J. Laforce inc.
Renovation, construction and general workPlumbersHeating, ventilation and air conditioningConcrete and foundationsSeptic systemsWells and water pumps
Call · 514 297-59464458893 Canada inc.
Septic systemsWells and water pumps
Call · 450 592-30069462-6447 Québec inc
Septic systemsWells and water pumps
Call · 514 269-7991Terrassement Miss Bélier
Septic systems
Call · 514 772-02659336-9445 Québec inc.
Septic systemsWells and water pumps
Call · 450 432-2846Ad · Featured placement · examplePreview only — this is not a contractor listing
Your business could appear hereSeptic systems · Saint-Colomban and the cities you serveHomeowners can open your profile and call you directly.
Other cities
Mirabel 62Saint-Jérôme 29Saint-Sauveur 19Mont-Tremblant 18Saint-Hippolyte 18Mont-Laurier 18Sainte-Sophie 18Sainte-Adèle 18Blainville 17Mont-Blanc 15Brownsburg-Chatham 14Sainte-Marguerite-du-Lac-Masson 13
Other trades in Saint-Colomban
Finding a septic system contractor in Saint-Colomban
Looking for a septic system contractor in Saint-Colomban? 5 of the 20 companies on the list work in this trade only; the others are also listed in other trades: wells and water pumps (11), renovation, construction and general work (6) and heating, ventilation and air conditioning (3).
In the Laurentides region, 486 companies work in this trade across 65 cities; Saint-Colomban has 20 of them (3rd).
The RBQ numbers: septic systems in Saint-Colomban
20companies with an active licence
1new licences in 90 daysnone in the last 30 days
7have held their licence for 10 years or more35% · the oldest since 2002
10have a $40,000 licence bondand 10 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 (20), 2.2 Non-drilled water catchment works (11), 1.3 Buildings of all kinds (6), 1.2 Small buildings (5).
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-Colomban (2021 Census)
6,630households in a private dwelling
17%of dwellings built before 1981including 5% before 1961
87%of households own their home
84%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-Colomban: check the licence on the day, ask for written quotes and avoid large deposits. Printable checklist before you sign →