Heating, ventilation and air conditioning in Saint-Louis-du-Ha! Ha!

In Saint-Louis-du-Ha! Ha!, 2 companies are listed as active for heating, ventilation or air conditioning work in RBQ data dated November 4, 2026. All of them have held their licence for 10 years or more, the oldest since 2005; none got its licence in the last 90 days.

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Active licences in RBQ data dated November 4, 2026 · official register ↗ · list order

Construction Stef. M. inc

✓ RBQ licence 5676-0374-01 · Saint-Louis-du-Ha! Ha! · Licensed since 2013

Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplacesConcrete and foundations

Call · 418 854-0655

9146-8231 Québec inc.

✓ RBQ licence 8314-2901-03 · Saint-Louis-du-Ha! Ha! · Licensed since 2005

PlumbersHeating, ventilation and air conditioning

Call · 418 854-7236

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Other cities

Rimouski 36 Rivière-du-Loup 17 Matane 14 Saint-Antonin 11 Amqui 8 Témiscouata-sur-le-Lac 6 Mont-Joli 5 Saint-Damase 5 Saint-Pascal 4 Saint-Arsène 4 Saint-Jean-de-Dieu 4 Trois-Pistoles 4

Other trades in Saint-Louis-du-Ha! Ha!

Renovation, construction and general work5 All companies in Saint-Louis-du-Ha! Ha!10

Finding a heating and cooling contractor in Saint-Louis-du-Ha! Ha!

Looking for a heating and cooling contractor in Saint-Louis-du-Ha! Ha!? This page lists the 2 companies in Saint-Louis-du-Ha! Ha! that hold an active RBQ licence for heating, ventilation or air conditioning work, according to public RBQ data dated November 4, 2026.

Saint-Louis-du-Ha! Ha! ranks 23rd of 50 cities in the Bas-Saint-Laurent region for this trade, with 1% of the region's 181 companies.

The choice is limited in Saint-Louis-du-Ha! Ha!. Companies from nearby cities in the region, such as Rimouski (36), Rivière-du-Loup (17) and Matane (14), may also serve your area: ask them.

The RBQ numbers: heating, ventilation and air conditioning in Saint-Louis-du-Ha! Ha!

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 2005

1have 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: 10 Solid-fuel space heating (wood stoves, fireplaces) (1), 1.2 Small buildings (1), 1.3 Buildings of all kinds (1), 3.1 Concrete structures (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 4, 2026, updated every night.

Required licence, issuing body and subcategories for this trade: Heating, ventilation and air conditioning in Greater Montréal.

Homes in Saint-Louis-du-Ha! Ha! (2021 Census)

550households in a private dwelling

61%of dwellings built before 1981including 40% before 1961

77%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 Saint-Louis-du-Ha! Ha!: check the licence on the day, ask for written quotes and avoid large deposits. Printable checklist before you sign →