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In Sainte-Marthe-sur-le-Lac, one company holds an active RBQ licence for door and window work, according to RBQ data dated November 3, 2026.
In the Laurentides region, 31 companies work in this trade across 16 cities; Sainte-Marthe-sur-le-Lac has 1 of them (13th).
The choice is limited in Sainte-Marthe-sur-le-Lac. Companies from nearby cities in the region, such as Montréal (51), Laval (13) and Candiac (16), may also serve your area: ask them.
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 3, 2026, updated every night.
Required licence, issuing body and subcategories for this trade: Doors and windows in Greater Montréal.
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 Sainte-Marthe-sur-le-Lac: check the licence on the day, ask for written quotes and avoid large deposits. Printable checklist before you sign →