Construction KTB inc.
Specialty contractors
Call · 514 835-4517RBQ data dated November 3, 2026: 9 companies active in Sainte-Madeleine for roofing, doors and windows or finishing work. 3 (33%) have held their licence for 10 years or more, the oldest since 1992; none got its licence in the last 90 days.

Specialty contractors
Call · 514 835-4517Specialty contractors
Call · 514 688-3172Specialty contractors
Call · 514 926-0943Specialty contractors
Call · 450 446-3118Specialty contractors
Call · 450 795-6413Specialty contractors
Call · 438 889-9473Specialty contractors
Call · 514 717-0351Specialty contractors
Call · 514 295-9151Specialty contractors
Call · 514 655-8239Ad · Featured placement · examplePreview only — this is not a contractor listing
Longueuil 354Saint-Jean-sur-Richelieu 246Saint-Hyacinthe 111Brossard 92Châteauguay 75Salaberry-de-Valleyfield 75Boucherville 70Vaudreuil-Dorion 70Sainte-Julie 66Belœil 66Saint-Constant 62Chambly 62
Looking for a specialty contractor in Sainte-Madeleine? This page lists the 9 companies in Sainte-Madeleine that hold an active RBQ licence for roofing, doors and windows or finishing work, according to public RBQ data dated November 3, 2026.
In the Montérégie region, 3,045 companies work in this trade across 147 cities; Sainte-Madeleine has 9 of them (71st).
The choice is limited in Sainte-Madeleine. Companies from nearby cities in the region, such as Longueuil (354), Saint-Jean-sur-Richelieu (246) and Saint-Hyacinthe (111), may also serve your area: ask them.
Useful guides: Replacing exterior siding: permits in Montréal and Laval · Gutter cleaning and downspouts: Montréal rules · Radon test at home: when to test and how to fix it
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: Specialty contractors 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 specialty contractor in Sainte-Madeleine: check the licence on the day, ask for written quotes and avoid large deposits. Printable checklist before you sign →