Construction Dominique Gaudet inc.
Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplaces
Call · 450 839-3105In Saint-Jacques, 6 companies are listed as active for heating, ventilation or air conditioning work in RBQ data dated November 3, 2026. 4 (67%) have held their licence for 10 years or more, the oldest since 1986; none got its licence in the last 90 days.

Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplaces
Call · 450 839-3105Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplaces
Call · 450 839-3558Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplaces
Call · 450 898-5880Heating, ventilation and air conditioning
Call · 450 839-6728Heating, ventilation and air conditioning
Call · 450 803-1599Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplacesConcrete and foundationsSeptic systemsWells and water pumps
Call · 514 867-9195Ad · Featured placement · examplePreview only — this is not a contractor listing
Terrebonne 178Mascouche 100Repentigny 76Saint-Lin–Laurentides 42L'Assomption 36Sainte-Julienne 29Saint-Roch-de-l'Achigan 28Joliette 24Lavaltrie 17Saint-Donat 15Notre-Dame-des-Prairies 14Saint-Félix-de-Valois 13
Looking for a heating and cooling contractor in Saint-Jacques? 2 of the 6 companies on the list work in this trade only; the others are also listed in other trades: renovation, construction and general work (4), wood stoves and fireplaces (4) and concrete and foundations (1).
Saint-Jacques ranks 27th of 52 cities in the Lanaudière region for this trade, with 1% of the region's 774 companies.
The choice is limited in Saint-Jacques. Companies from nearby cities in the region, such as Terrebonne (178), Mascouche (100) and Repentigny (76), may also serve your area: ask them.
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 Saint-Jacques: check the licence on the day, ask for written quotes and avoid large deposits. Printable checklist before you sign →