Groupe Joja inc.
Renovation, construction and general work
Call · 514 224-2011Saint-Laurent has 549 licensed companies; years licensed in Saint-Laurent: 20 or more 95, 10 to 19 127, under 10 327.

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Ahuntsic-Cartierville 366Anjou 172Côte-des-Neiges 152Côte-Saint-Luc, Hampstead and Montréal-West 112Lachine 144LaSalle 291Le Plateau-Mont-Royal 168Le Sud-Ouest 232Mercier–Hochelaga-Maisonneuve 318Montréal-Nord 263Mount Royal (TMR) 114NDG (Notre-Dame-de-Grâce) 155Outremont 75Rivière-des-Prairies–Pointe-aux-Trembles 621Rosemont–La Petite-Patrie 317Saint-Laurent 549Saint-Léonard 387Verdun 144Ville-Marie (Downtown) 366Villeray–Saint-Michel–Parc-Extension 315West Island 890Westmount 45All of Montréal
Renovation, construction and general work
Call · 514 224-2011Renovation, construction and general work
Call · 514 803-7076Electricians
Call · 514 467-0496Renovation, construction and general work
Call · 514 549-5049Renovation, construction and general work
Call · 514 331-7779Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplaces
Call · 514 344-3334Renovation, construction and general work
Call · 514 748-1234Renovation, construction and general workElectriciansHeating, ventilation and air conditioningWood stoves and fireplacesWells and water pumps
Call · 514 332-6666Renovation, construction and general workPaintersSeptic systems
Call · 514 772-7208PlumbersHeating, ventilation and air conditioning
Call · 514 331-8400Specialty contractors
Call · 514 331-3712Plumbers
Call · 514 522-3726Specialty contractors
Call · 514 273-0530Renovation, construction and general work
Call · 514 744-9393Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplacesSeptic systemsWells and water pumps
Phone not publishedRenovation, construction and general work
Call · 514 993-6258Renovation, construction and general workElectricians
Call · 514 333-1079Renovation, construction and general work
Call · 514 812-8331Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplacesConcrete and foundationsSeptic systemsWells and water pumps
Call · 514 928-2060Renovation, construction and general work
Call · 514 653-0206Renovation, construction and general workNew home buildersConcrete and foundations
Call · 514 332-6225PaintersSpecialty contractors
Call · 514 892-1976Renovation, construction and general workNew home builders
Call · 514 568-7071Renovation, construction and general work
Call · 514 341-9899Specialty contractors
Call · 514 431-6226Renovation, construction and general work
Call · 514 781-7283RoofersSpecialty contractors
Call · 514 626-7663Renovation, construction and general work
Call · 514 979-1455Electricians
Call · 438 929-9292Heating, ventilation and air conditioning
Call · 514 333-7460Specialty contractors
Call · 514 523-6002Septic systemsWells and water pumps
Call · 450 278-9209Renovation, construction and general work
Call · 514 659-9739Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplacesMasonryConcrete and foundationsSeptic systemsWells and water pumps
Call · 514 747-4646Electricians
Call · 514 690-3202Plumbers
Call · 514 543-9364Specialty contractors
Call · 514 737-8337Specialty contractors
Call · 514 335-0700Saint-Laurent, 549 licensed companies — under 5 years (194), 5 to 9 years (133), 10 to 19 years (127), 20 years or more (95). Median in Saint-Laurent: 2019. Longest licensed in Saint-Laurent: Plomberie Levine Bros. ltée (1984), Omni ventilation inc. (1984) and Services d'Ascenseur Adams inc. (1984). Newest: lbd construction Inc. (October 27, 2026) and 9553-6298 Québec inc. (October 26, 2026). Saint-Laurent, licences per year: 2022 (38), 2023 (33), 2024 (34), 2025 (38), 2026 (45).
Saint-Laurent, trades: renovation (293), specialty (138), heating (114), stoves (76), electrical (66), plumbing (30), foundations (30), septic (22), wells (21), new homes (21), masonry (16), windows (10). Subcategories in Saint-Laurent: any building (257), small buildings (215), home ventilation (80), wood heating (76), electrical (66), refrigeration (33). Bonds in Saint-Laurent: 327 at $40,000, 221 at $20,000. 218 have another name.
First licences in Saint-Laurent, by decade: 1980s (30), 1990s (26), 2000s (62), 2010s (185), 2020s (246). 20 years or more: 17% of licences in Saint-Laurent, 8th of 22 areas (island: 15%).
Saint-Laurent covers Saint-Laurent. Saint-Laurent rank: 3rd of 22 areas, between Rivière-des-Prairies–Pointe-aux-Trembles (621) and Saint-Léonard (387). Saint-Laurent share: 9% of 6,196 contractors.
1,142 permits issued in Saint-Laurent; residential share 77%. Saint-Laurent, by kind: 308 other certificates, 135 tree removals, 226 pools, 5 demolitions, 10 new buildings, 458 alterations. Often named in Saint-Laurent: 226 pools, 135 trees, 99 balconies and stairs, 64 basements. By trade: roofing 62, plumbing 126, heating 6, electrical 10. In the ranking, Saint-Laurent is 9th of 19 (Verdun (1,148), Le Sud-Ouest (1,007)). Peak in Saint-Laurent: 153 in September 2026; low: 47 in January 2026.
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.
One public construction tender is open in Saint-Laurent (Montréal), according to SEAO and CanadaBuys as of November 3:
The tenders board · only the official notice counts.
In Saint-Laurent, the borough runs its own Assistant-permis microsite with information sheets and forms, plus an Info-zonage tool giving the standards that apply to an address. Applications can be sent online, by email (except building permits), by mail or in person at the permit counter. Projects subject to PIIA (site planning and architectural integration) review or a minor variance are analysed by a planning advisor before going to the Urban Planning Advisory Committee.
Official pages: Submitting a permit application in Saint-Laurent (in French) ↗ · Saint-Laurent Assistant-permis (in French) ↗
Lead service lines: the City of Montréal programme →
Masonry — 16 licence holders in Saint-Laurent, the first licence in 1984.
Concrete and foundations — 30 companies in Saint-Laurent; the oldest licence dates from 1984.
Wood stoves and fireplaces — In Saint-Laurent, 76 companies, the oldest licensed since 1984.
New home builders — 21 companies in Saint-Laurent, 10 of them with “construction” or “builder” in the name.
Doors and windows — 10 companies in Saint-Laurent have “window” or “door” in their name.