Construction Roch Poirier
Renovation, construction and general work
Call · 450 776-2282RBQ data dated November 3, 2026: one company active in Saint-Alphonse for renovation or construction work.

Renovation, construction and general work
Call · 450 776-2282Ad · Featured placement · examplePreview only — this is not a contractor listing
Longueuil 442Saint-Jean-sur-Richelieu 331Brossard 210Saint-Hyacinthe 142Boucherville 129Salaberry-de-Valleyfield 112Carignan 106Vaudreuil-Dorion 101Sainte-Julie 99Châteauguay 96Saint-Lazare 92Chambly 85
In Saint-Alphonse, one company holds an active RBQ licence for renovation or construction work, according to RBQ data dated November 3, 2026.
In the Montérégie region, 4,184 companies work in this trade across 146 cities; Saint-Alphonse has 1 of them (139th).
The choice is limited in Saint-Alphonse. Companies from nearby cities in the region, such as Longueuil (442), Saint-Jean-sur-Richelieu (331) and Brossard (210), may also serve your area: ask them.
Useful guides: Multigenerational home in Québec: tax credit and permits · Digging and retaining walls: locate request and permits · Rebuilding a balcony: fibreglass deck, railings, permits
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: Renovation, construction and general work in Greater Montréal.
Before you sign with a renovation contractor in Saint-Alphonse: check the licence on the day, ask for written quotes and avoid large deposits. Printable checklist before you sign →