9329-6515 Québec inc.
Doors and windowsSpecialty contractors
Call · 450 812-0534In Longueuil, the RBQ register lists 6 companies whose name says doors and windows, holding subcategory 8. The oldest of these licences dates from 2007.

Doors and windowsSpecialty contractors
Call · 450 812-0534Renovation, construction and general workHeating, ventilation and air conditioningDoors and windowsWood stoves and fireplaces
Call · 450 550-2943Doors and windowsSpecialty contractors
Call · 514 619-2107Doors and windowsMasonry
Call · 450 670-4777Doors and windowsSpecialty contractors
Call · 514 776-9422Doors and windowsSpecialty contractors
Call · 514 875-2279Ad · Featured placement · examplePreview only — this is not a contractor listing
In Longueuil, just one company has held a licence for under five years. Among the companies in Longueuil, four have held one for ten to nineteen years, just one for five to nine. The median licence year in Longueuil is 2016. The oldest licences in Longueuil belong to Portes et fenêtres Président Inc. (2007), 9097-1391 Québec inc. (2011) and 9129-8570 Québec inc. (2015). Among the companies in Longueuil, the most recent are those of Les installations A.D. belles fenêtres inc. (October 2, 2025) and Fenêtre Cristal inc. (March 12, 2021).
Among the companies in Longueuil, six have “window” in their name. For Longueuil, together they declare nine other business names. In Longueuil, six also hold insulation, roofing and cladding (7). Among the companies in Longueuil, just one also holds a general contractor licence (1.2 or 1.3), among them 9097-1391 Québec inc. For Longueuil, four declare no other trade; the others mostly name renovation (just one). In Longueuil, the bond is $40,000 for just one of them and $20,000 for five. Among the companies in Longueuil, the most frequent bond providers are the APCHQ (two) and Intact Insurance (just one).
By 1981, 55% of today’s dwellings in Longueuil had already been built. Construction since 2001 accounts for 20% of the dwellings. In Longueuil, 59,160 households own their home.
In Longueuil, just one of these companies got their first licence before 2010, five since. In Longueuil, that is 0.1 of these companies per thousand dwellings. This puts Longueuil 11th of the 25 towns around Montréal. The administrative region (Montérégie) has 58, 10% of them in Longueuil.
Longueuil holds the 5th place of 26 (Montréal and 25 towns) for doors and windows; next to it in the ranking are Terrebonne (8) and Boisbriand (5). The closest towns are Montréal (51), Candiac (16) and Laval (13).
In Longueuil, just one of the fifteen open public tenders concern this trade, according to SEAO and CanadaBuys as of November 3, 2026:
All tenders in Longueuil · only the official notice counts.