Heating, ventilation and air conditioning in Windsor

In Windsor, 5 companies are listed as active for heating, ventilation or air conditioning work in RBQ data dated November 3, 2026. 2 (40%) have held their licence for 10 years or more, the oldest since 2003; none got its licence in the last 90 days.

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Active licences in RBQ data dated November 3, 2026 · official register ↗ · list order

9128-0255 Québec inc.

✓ RBQ licence 8295-7077-25 · Windsor · Licensed since 2003

Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplaces

Call · 819 845-5129

Plomberie L. Langlois inc.

✓ RBQ licence 5623-0899-01 · Windsor · Licensed since 2011

PlumbersHeating, ventilation and air conditioning

Call · 819 620-8771

Other cities

Sherbrooke 154 Granby 62 Magog 22 Cowansville 16 Bromont 16 Coaticook 12 Cookshire-Eaton 10 Shefford 9 Lac-Brome 9 Farnham 8 Eastman 7 Lac-Mégantic 6

Other trades in Windsor

Renovation, construction and general work10 Roofers4 Wood stoves and fireplaces3 Specialty contractors12 All companies in Windsor26

Finding a heating and cooling contractor in Windsor

Looking for a heating and cooling contractor in Windsor? All 5 companies on the list are also listed in other trades: renovation, construction and general work (4), wood stoves and fireplaces (3) and roofers (2).

Windsor ranks 21st of 78 cities in the Estrie region for this trade, with 1% of the region's 499 companies.

The choice is limited in Windsor. Companies from nearby cities in the region, such as Sherbrooke (154), Granby (62) and Magog (22), may also serve your area: ask them.

The RBQ numbers: heating, ventilation and air conditioning in Windsor

5companies with an active licence

0new licences in 90 daysnone in the last 30 days

2have held their licence for 10 years or more40% · the oldest since 2003

4have a $40,000 licence bondand 1 at $20,000 · may compensate a client under RBQ rules

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: 1.2 Small buildings (4), 15.7 Residential ventilation (4), 10 Solid-fuel space heating (wood stoves, fireplaces) (3), 1.3 Buildings of all kinds (3).

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.

Homes in Windsor (2021 Census)

2,365households in a private dwelling

70%of dwellings built before 1981including 45% before 1961

60%of households own their home

52%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 Windsor: check the licence on the day, ask for written quotes and avoid large deposits. Printable checklist before you sign →