9201-7797 Québec inc.
Renovation, construction and general workHeating, ventilation and air conditioningRoofersWood stoves and fireplaces
Call · 514 820-3588Heating, ventilation and air conditioning in Mont-Saint-Grégoire
RBQ data dated November 4, 2026: 8 companies active in Mont-Saint-Grégoire for heating, ventilation or air conditioning work. 6 (75%) have held their licence for 10 years or more, the oldest since 2002; none got its licence in the last 90 days.
Get quotes for heating, ventilation or air conditioning work in Mont-Saint-GrégoireFree, no obligation: describe your work once; your request is saved privately and we will ask you to confirm it before anything is sent to licensed companies.
Get my free quotes →AMS Design Inc.
Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplaces
Call · 514 617-03819180-7131 Québec inc.
Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplaces
Call · 450 542-48179187-2572 Québec Inc.
Renovation, construction and general workNew home buildersHeating, ventilation and air conditioningWood stoves and fireplaces
Call · 450 358-45249120-4909 Québec Inc.
Heating, ventilation and air conditioningWood stoves and fireplaces
Call · 514 347-7225Hub-Air climatisation inc.
Heating, ventilation and air conditioning
Call · 450 245-7075Other cities
Longueuil 148Saint-Jean-sur-Richelieu 114Saint-Hyacinthe 61Brossard 61Salaberry-de-Valleyfield 46Boucherville 43Saint-Lazare 40Vaudreuil-Dorion 36Sainte-Julie 36Châteauguay 33Mont-Saint-Hilaire 33Candiac 32
Other trades in Mont-Saint-Grégoire
Finding a heating and cooling contractor in Mont-Saint-Grégoire
Looking for a heating and cooling contractor in Mont-Saint-Grégoire? 2 of the 8 companies on the list work in this trade only; the others are also listed in other trades: wood stoves and fireplaces (6), renovation, construction and general work (4) and new home builders (1).
In the Montérégie region, 1,495 companies work in this trade across 132 cities; Mont-Saint-Grégoire has 8 of them (50th).
The choice is limited in Mont-Saint-Grégoire. Companies from nearby cities in the region, such as Longueuil (148), Saint-Jean-sur-Richelieu (114) and Saint-Hyacinthe (61), may also serve your area: ask them.
The RBQ numbers: heating, ventilation and air conditioning in Mont-Saint-Grégoire
8companies with an active licence
0new licences in 90 daysnone in the last 30 days
6have held their licence for 10 years or more75% · the oldest since 2002
6have a $40,000 licence bondand 2 at $20,000 · may compensate a client under RBQ rules
15open public tenders within 100 km- All of them have a published phone number: you can call them directly.
- 1 licences issued by the Corporation des maîtres mécaniciens en tuyauterie du Québec (CMMTQ).
- Most common subcategories: 15.7 Residential ventilation (8), 10 Solid-fuel space heating (wood stoves, fireplaces) (6), 1.2 Small buildings (4), 1.3 Buildings of all kinds (4).
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 4, 2026, updated every night.
Required licence, issuing body and subcategories for this trade: Heating, ventilation and air conditioning in Greater Montréal.
Homes in Mont-Saint-Grégoire (2021 Census)
1,185households in a private dwelling
57%of dwellings built before 1981including 24% before 1961
88%of households own their home
89%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 heating and cooling contractor in Mont-Saint-Grégoire: check the licence on the day, ask for written quotes and avoid large deposits. Printable checklist before you sign →
See also
- Heating, ventilation and air conditioning in Greater Montréal
- Licensed contractors in Mont-Saint-Grégoire
- RBQ licence check: how to verify a Quebec contractor
- Heat pump subsidy in Quebec: LogisVert and your installer
- Winter home maintenance checklist: what to check in fall
- Renovation grants in Quebec 2026: LogisVert and Rénoclimat
- Power outage generator safety and carbon monoxide alarms
- Oil furnace replacement in Quebec: what the rules allow
- Heat pump in winter: settings, defrost and maintenance
- Air exchanger maintenance: filters, core and winter care
- Space heater safety: electric heaters and ethanol fireplaces