Les Constructions Patrick Langlois inc.
Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplaces
Call · 514 809-1311Licensed contractors in L’Ascension
RBQ data dated November 3, 2026: 10 companies active in L’Ascension. 1 (10%) has held their licence for 10 years or more, the oldest since 2008; 1 got its in the last 90 days. Choose a trade.
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All companies
Construction S. Filion inc.
Renovation, construction and general work
Call · 819 278-56109413-2636 Québec inc.
Heating, ventilation and air conditioning
Call · 819 513-0190Électricité Benoit Poulin inc.
Electricians
Call · 450 280-1270H2T Construction inc.
Renovation, construction and general work
Call · 514 815-46779562-7196 Québec inc.
Specialty contractors
Call · 514 475-8089S.T. Acoustique inc.
Concrete and foundations
Call · 450 707-0860Habitations Olivier Lallemand inc.
Renovation, construction and general work
Call · 438 870-0140Les Gouttières Robert Plus inc.
Specialty contractors
Call · 819 429-1836Les Constructions Meloche inc.
Specialty contractors
Call · 514 995-6524Contractors in L’Ascension at a glance
L’Ascension (region: Laurentides) has 10 companies with an active RBQ licence as of November 3, 2026. The most common trades: renovation, construction and general work (4), heating, ventilation and air conditioning (2) and electricians (1).
L’Ascension ranks 56th of 80 cities in the Laurentides region for the number of licensed contractors.
10 companies have a published phone number and 1 have held their licence for 10 years or more.
Homes in L’Ascension (2021 Census)
490households in a private dwelling
51%of dwellings built before 1981including 15% before 1961
90%of households own their home
95%of dwellings are single-detached houses
Source: Statistics Canada, 2021 Census, table 98-10-0233-01 (25% sample, rounded counts), Statistics Canada Open Licence.
Tips for choosing a contractor in L’Ascension
- Ask for at least two or three written quotes and compare the description of the work, not just the price.
- The RBQ licence number must appear on the quote, the contract and the invoice.
- For larger jobs, insist on a written contract that sets out the price, the schedule and the payment terms.
Other cities in the Laurentides region
Mirabel 803Saint-Jérôme 558Blainville 513Saint-Colomban 345Saint-Eustache 342Sainte-Sophie 278Boisbriand 267Saint-Hippolyte 199Prévost 192Sainte-Adèle 176Sainte-Anne-des-Plaines 175Saint-Sauveur 169