9456-5439 Québec inc.
Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplaces
Call · 514 772-5099RBQ data dated November 3, 2026: 13 companies active in Deux-Montagnes for heating, ventilation or air conditioning work. 7 (54%) have held their licence for 10 years or more, the oldest since 1999; none got its licence in the last 90 days. Closest: Saint-Eustache (54), Boisbriand (50) and Dollard-des-Ormeaux (21).

Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplaces
Call · 514 772-5099Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplacesMasonry
Call · 450 491-5250Renovation, construction and general workHeating, ventilation and air conditioning
Call · 514 416-5777PlumbersHeating, ventilation and air conditioning
Call · 514 909-5007Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplacesMasonryConcrete and foundationsSeptic systemsWells and water pumpsAccessibility lifts
Call · 514 240-3761Renovation, construction and general workNew home buildersHeating, ventilation and air conditioningWood stoves and fireplaces
Call · 450 623-6863Heating, ventilation and air conditioning
Call · 450 623-2343Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplaces
Call · 514 953-0304Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplaces
Call · 514 995-6915ElectriciansHeating, ventilation and air conditioning
Call · 514 604-3214Heating, ventilation and air conditioning
Call · 450 983-3677Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplaces
Call · 514 231-3878Heating, ventilation and air conditioningWood stoves and fireplaces
Call · 450 473-8149Ad · Featured placement · examplePreview only — this is not a contractor listing
Montréal 1,112Saint-Eustache 54Boisbriand 50Dollard-des-Ormeaux 21Sainte-Thérèse 27Laval 485Pointe-Claire 11Blainville 99Mirabel 138Vaudreuil-Dorion 36Châteauguay 33
Looking for a heating and cooling contractor in Deux-Montagnes? 2 of the 13 companies on the list work in this trade only; the others are also listed in other trades: renovation, construction and general work (8), wood stoves and fireplaces (8) and masonry (2).
In the Laurentides region, 1,024 companies work in this trade across 64 cities; Deux-Montagnes has 13 of them (24th).
Useful guides: Space heater safety: electric heaters and ethanol fireplaces · Air exchanger maintenance: filters, core and winter care · Heat pump in winter: settings, defrost and maintenance
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: Heating, ventilation and air conditioning in Greater Montréal.
Source: Statistics Canada, 2021 Census, table 98-10-0233-01 (25% sample, rounded counts), Statistics Canada Open Licence.
Before you sign with a heating and cooling contractor in Deux-Montagnes: check the licence on the day, ask for written quotes and avoid large deposits. Printable checklist before you sign →