Les Constructions Majesco Inc.
Heating, ventilation and air conditioning
Call · 514 451-9000Heating, ventilation and air conditioning in Ayer’s Cliff
In Ayer’s Cliff, 2 companies are listed as active for heating, ventilation or air conditioning work in RBQ data dated November 3, 2026. All of them have held their licence for 10 years or more, the oldest since 2004; none got its licence in the last 90 days.
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PlumbersHeating, ventilation and air conditioning
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Other cities
Sherbrooke 154Granby 62Magog 22Cowansville 16Bromont 16Coaticook 12Cookshire-Eaton 10Shefford 9Lac-Brome 9Farnham 8Eastman 7Lac-Mégantic 6
Other trades in Ayer’s Cliff
Finding a heating and cooling contractor in Ayer’s Cliff
Looking for a heating and cooling contractor in Ayer’s Cliff? This page lists the 2 companies in Ayer’s Cliff that hold an active RBQ licence for heating, ventilation or air conditioning work, according to public RBQ data dated November 3, 2026.
Ayer’s Cliff ranks 51st of 78 cities in the Estrie region for this trade, with < 1% of the region's 499 companies.
The choice is limited in Ayer’s Cliff. 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 Ayer’s Cliff
2companies with an active licence
0new licences in 90 daysnone in the last 30 days
2have held their licence for 10 years or more100% · the oldest since 2004
0have a $40,000 licence bondand 2 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: 15.7 Residential ventilation (2), 6.1 Wood framing (1), 15.8 Ventilation (1), 15.4 Hydronic heating systems (1).
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 Ayer’s Cliff (2021 Census)
570households in a private dwelling
55%of dwellings built before 1981including 46% before 1961
81%of households own their home
75%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 Ayer’s Cliff: 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 Ayer’s Cliff
- 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