Quessy Consultech Inc.
Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplacesConcrete and foundations
Call · 450 719-1080RBQ data dated November 6, 2026: 33 companies active in Sainte-Marthe-sur-le-Lac for renovation or construction work. 10 (30%) have held their licence for 10 years or more, the oldest since 1998; 2 got theirs in the last 90 days. Close by: Saint-Eustache (129), Dollard-des-Ormeaux (79) and Boisbriand (132).

Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplacesConcrete and foundations
Call · 450 719-1080Renovation, construction and general work
Call · 514 977-8159Renovation, construction and general work
Call · 514 447-3142Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplaces
Call · 450 434-2798Renovation, construction and general work
Call · 514 799-9880Renovation, construction and general workElectriciansHeating, ventilation and air conditioningWood stoves and fireplacesMasonryConcrete and foundationsSeptic systemsWells and water pumps
Call · 450 472-2628Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplaces
Call · 450 623-8558Renovation, construction and general workNew home builders
Call · 450 491-1789Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplaces
Call · 450 688-2773Montréal 3,215Saint-Eustache 129Dollard-des-Ormeaux 79Boisbriand 132Pointe-Claire 47Sainte-Thérèse 63Laval 1,223Mirabel 326Vaudreuil-Dorion 101Blainville 210Saint-Lazare 91
Looking for a renovation contractor in Sainte-Marthe-sur-le-Lac? 26 of the 33 companies on the list work in this trade only; the others are also listed in other trades: heating, ventilation and air conditioning (6), wood stoves and fireplaces (5) and concrete and foundations (2).
In the Laurentides region, 2,647 companies work in this trade across 73 cities; Sainte-Marthe-sur-le-Lac has 33 of them (24th).
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 6, 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 Sainte-Marthe-sur-le-Lac: check the licence on the day, ask for written quotes and avoid large deposits. Printable checklist before you sign →