Andrew Robertson Insul A.I.R. inc.
Specialty contractors
Call · 450 458-2978In Saint-Lazare, the RBQ register lists 53 companies whose licence holds only Annex III subcategories, with no general contractor licence. The oldest of these licences dates from 1986.

Specialty contractors
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In Saint-Lazare, seven companies have held a licence for at least twenty years and twenty for under five. Among the companies in Saint-Lazare, twelve have held one for ten to nineteen years, fourteen for five to nine. The median licence year in Saint-Lazare is 2019. The oldest licences in Saint-Lazare belong to Goudronnage De L'Ouest De L'Ile Inc. (1986), Roger Laliberté et fils inc. (1989) and Daniel Gilbert inc. (1989). Among the companies in Saint-Lazare, the most recent are those of Rénovations Adesso Inc. (October 15, 2026) and Construction J.R.G inc. (August 27, 2026). Two licences were issued in Saint-Lazare in the last ninety days.
Among the companies in Saint-Lazare, in other words, they cannot run a whole building project as a general contractor. For Saint-Lazare, the most frequent are finishing work (9), with 50, and insulation, roofing and cladding (7), with 48. In Saint-Lazare, 39 hold all thirteen subcategories of the group, three just one. Among the companies in Saint-Lazare, 47 declare no other trade; the others mostly name roofing (three). For Saint-Lazare, the bond is $40,000 for two of them and $20,000 for 51. In Saint-Lazare, the most frequent bond providers are the APCHQ (21) and GSC (thirteen).
In Saint-Lazare, 7,185 households own their home. Single-detached houses are 91% of the dwellings in Saint-Lazare. By 1981, 16% of today’s dwellings in Saint-Lazare had already been built.
In Saint-Lazare, eight of these companies got their first licence before 2010, 45 since. In Saint-Lazare, that is 6.8 of these companies per thousand dwellings. This puts Saint-Lazare 7th of the 25 towns around Montréal. The administrative region (Montérégie) has 3,045, 2% of them in Saint-Lazare.