Windows and doors in Lachine (Montréal)

Lachine · doors and windows, seniority

Licences of twenty years and over number just one in Lachine, those under five years three. In Lachine, the median licence goes back to 2024. In Lachine, the longest licensed are Industries Docdor inc. (1996), Portes Et Fenêtres ALTA inc. (2023) and Construction Gestoria inc. (2024). For Lachine, among the newcomers are Porte et Fenêtre Écofenestration inc. (April 22, 2025) and Construction Gestoria inc. (November 12, 2024).

Lachine · doors and windows, licences

In Lachine, three have “window” in their name. Among the companies in Lachine, together they declare fifteen other business names. For Lachine, three also hold insulation, roofing and cladding (7). In Lachine, just one also holds a general contractor licence (1.2 or 1.3), among them Construction Gestoria inc. Among the companies in Lachine, three declare no other trade; the others mostly name renovation (just one). For Lachine, just one has a $40,000 bond and three a $20,000 one. In Lachine, the most frequent bond providers are the FACCQ (two) and the ACQ (just one).

Lachine · doors and windows, comparisons

In Lachine, three licences date from 2010 or later, just one from before. With 25% of licences twenty years and older, Lachine ranks 6th of the island’s 22 areas.

Lachine · doors and windows, neighbours

Lachine includes Lachine. For doors and windows, Lachine ranks 6th of the island’s 22 areas, between Anjou (4) and LaSalle (3). Lachine holds 8% of the island’s 51 companies on this list.

Lachine · permits, doors and windows

In a year, 59 of 526 permits in Lachine were about windows. That is 11% of permits, against 16% for the whole city. Lachine ranks 15th of the 19 areas the City publishes data for.

Source: Ville de Montréal, “Permis de construction, transformation et démolition”, open data, CC BY 4.0 · permits issued October 27, 2025 to October 26, 2026 · dataset updated October 29, 2026 · trades counted from the work descriptions.