Doors and windows in Thetford Mines

In Thetford Mines, 2 companies are listed as active for door and window work in RBQ data dated November 4, 2026. All of them have held their licence for 10 years or more, the oldest since 1993; none got its licence in the last 90 days.

Room under renovation, covered in plastic

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

Groupe V Portes et fenêtres inc.

✓ RBQ licence 2169-1605-83 · Thetford Mines · Licensed since 1993

Doors and windowsSpecialty contractors

Call · 418 338-5005

Portes et fenêtres Isothermic inc.

✓ RBQ licence 8102-0000-00 · Thetford Mines · Licensed since 1997

Doors and windows

Call · 418 338-4628

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Other cities

Lévis 4

Other trades in Thetford Mines

Renovation, construction and general work47 New home builders3 Electricians11 Plumbers10 Heating, ventilation and air conditioning24 Painters4 Roofers4 Wood stoves and fireplaces16 Concrete and foundations9 Septic systems10 Wells and water pumps11 Specialty contractors54 All companies in Thetford Mines149

Finding a door and window contractor in Thetford Mines

For door and window work in Thetford Mines (region: Chaudière-Appalaches), 2 companies hold an active RBQ licence as of November 4, 2026. Compare them above: licence number, years licensed and phone.

Thetford Mines ranks 2nd of 7 cities in the Chaudière-Appalaches region for this trade, with 18% of the region's 11 companies.

The choice is limited in Thetford Mines. Companies from nearby cities in the region, such as Lévis (4), may also serve your area: ask them.

The RBQ numbers: doors and windows in Thetford Mines

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 1993

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.
Most common subcategories: 6.1 Wood framing (1).

Useful guides: Weatherstripping and caulking: sealing air leaks · Renovation grants in Quebec 2026: LogisVert and Rénoclimat · Window replacement in Montréal: permits and rebates

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: Doors and windows in Greater Montréal.

Homes in Thetford Mines (2021 Census)

12,215households in a private dwelling

77%of dwellings built before 1981including 40% before 1961

66%of households own their home

63%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 door and window contractor in Thetford Mines: check the licence on the day, ask for written quotes and avoid large deposits. Printable checklist before you sign →