Les Constructions Patrick Langlois inc.
Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplaces
Call · 514 809-1311RBQ data dated November 3, 2026: 4 companies active in L’Ascension for renovation or construction work. None has held its licence for 10 years.

Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplaces
Call · 514 809-1311Renovation, construction and general work
Call · 819 278-5610Renovation, construction and general work
Call · 514 815-4677Renovation, construction and general work
Call · 438 870-0140Ad · Featured placement · examplePreview only — this is not a contractor listing
Mirabel 325Saint-Jérôme 221Blainville 209Boisbriand 132Saint-Eustache 129Saint-Colomban 119Sainte-Sophie 94Sainte-Adèle 86Saint-Hippolyte 82Prévost 78Mont-Tremblant 76Saint-Sauveur 70
Looking for a renovation contractor in L’Ascension? 3 of the 4 companies on the list work in this trade only; the others are also listed in other trades: heating, ventilation and air conditioning (1) and wood stoves and fireplaces (1).
In the Laurentides region, 2,642 companies work in this trade across 73 cities; L’Ascension has 4 of them (57th).
The choice is limited in L’Ascension. Companies from nearby cities in the region, such as Mirabel (325), Saint-Jérôme (221) and Blainville (209), 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.
Source: Statistics Canada, 2021 Census, table 98-10-0233-01 (25% sample, rounded counts), Statistics Canada Open Licence.
Before you sign with a renovation contractor in L’Ascension: check the licence on the day, ask for written quotes and avoid large deposits. Printable checklist before you sign →