2993856 Canada Inc.
Specialty contractors
Call · 819 281-8545In Mayo, 4 companies are listed as active for roofing, doors and windows or finishing work in RBQ data dated November 3, 2026. None has held its licence for 10 years.

Specialty contractors
Call · 819 281-8545Specialty contractors
Call · 819 664-7191Specialty contractors
Call · 873 655-9374Specialty contractors
Call · 819 983-6474Ad · Featured placement · examplePreview only — this is not a contractor listing
Gatineau 264Val-des-Monts 45Cantley 44La Pêche 19Pontiac 12Gracefield 7Saint-André-Avellin 6Déléage 6Chelsea 6Maniwaki 4Lac-Simon 4Messines 4
Looking for a specialty contractor in Mayo? This page lists the 4 companies in Mayo that hold an active RBQ licence for roofing, doors and windows or finishing work, according to public RBQ data dated November 3, 2026.
Mayo ranks 12th of 47 cities in the Outaouais region for this trade, with 1% of the region's 484 companies.
The choice is limited in Mayo. Companies from nearby cities in the region, such as Gatineau (264), Val-des-Monts (45) and Cantley (44), 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.
Before you sign with a specialty contractor in Mayo: check the licence on the day, ask for written quotes and avoid large deposits. Printable checklist before you sign →