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Renovation, construction and general workPlumbers
Call · 514 917-2430Montréal has 351 plumbing companies; years licensed in Montréal: 20 or more 83, 10 to 19 62, under 10 206.

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Ahuntsic-Cartierville 22Anjou 17Côte-des-Neiges 12Côte-Saint-Luc, Hampstead and Montréal-West 11Lachine 14LaSalle 17Le Plateau-Mont-Royal 9Le Sud-Ouest 20Mercier–Hochelaga-Maisonneuve 16Montréal-Nord 16Mount Royal (TMR) 1NDG (Notre-Dame-de-Grâce) 7Outremont 4Rivière-des-Prairies–Pointe-aux-Trembles 51Rosemont–La Petite-Patrie 13Saint-Laurent 30Saint-Léonard 28Verdun 6Ville-Marie (Downtown) 11Villeray–Saint-Michel–Parc-Extension 13West Island 32Westmount 1
Renovation, construction and general workPlumbers
Call · 514 917-2430Renovation, construction and general workPlumbersHeating, ventilation and air conditioning
Call · 514 294-4239Plumbers
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Call · 514 358-2703PlumbersHeating, ventilation and air conditioning
Call · 514 331-8400Renovation, construction and general workPlumbers
Call · 514 352-4355Renovation, construction and general workElectriciansPlumbersHeating, ventilation and air conditioningWood stoves and fireplacesConcrete and foundations
Call · 514 955-0199Plumbers
Call · 514 522-3726Plumbers
Call · 514 769-3331Plumbers
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Call · 514 321-0778Renovation, construction and general workElectriciansPlumbers
Call · 514 253-3999PlumbersHeating, ventilation and air conditioning
Call · 514 248-0063PlumbersHeating, ventilation and air conditioning
Call · 514 675-4045Renovation, construction and general workElectriciansPlumbersHeating, ventilation and air conditioning
Call · 514 322-0907Renovation, construction and general workPlumbersHeating, ventilation and air conditioningConcrete and foundations
Call · 514 645-8669Renovation, construction and general workPlumbersHeating, ventilation and air conditioningWood stoves and fireplacesConcrete and foundations
Call · 514 933-1747Renovation, construction and general workElectriciansPlumbers
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Call · 438 884-9888Plumbers
Call · 514 991-8943Renovation, construction and general workPlumbersHeating, ventilation and air conditioningWood stoves and fireplaces
Call · 514 484-6082Renovation, construction and general workPlumbersHeating, ventilation and air conditioning
Call · 514 365-3663PlumbersSeptic systemsWells and water pumps
Call · 514 640-0688PlumbersHeating, ventilation and air conditioning
Call · 450 471-2727Plumbers
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Call · 514 325-4220PlumbersHeating, ventilation and air conditioning
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Call · 514 209-3489Renovation, construction and general workPlumbers
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Call · 438 878-2013Plumbers
Call · 514 813-0032Plumbers
Call · 438 492-9772Renovation, construction and general workPlumbersHeating, ventilation and air conditioningWood stoves and fireplacesMasonry
Call · 514 387-9418Renovation, construction and general workPlumbersHeating, ventilation and air conditioning
Call · 514 659-9008Renovation, construction and general workElectriciansPlumbersHeating, ventilation and air conditioningWood stoves and fireplaces
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Montréal, 351 plumbing companies — under 5 years (140), 5 to 9 years (66), 10 to 19 years (62), 20 years or more (83). Median in Montréal: 2019. Longest licensed in Montréal: La plomberie et le chauffage Décarie ltée (1983), Construction J.-G. Lessard & fils inc. (1984) and Plomberie Levine Bros. ltée (1984). Newest: 9560-3742 Québec inc. (October 22, 2026) and Plomberie Rabastalière ltée (October 22, 2026). Montréal, licences per year: 2022 (13), 2023 (23), 2024 (28), 2025 (44), 2026 (32).
Other trades in Montréal: heating (155), renovation (118), electrical (37), stoves (29); single trade: 151 of 351. Subcategories in Montréal: natural gas (126), hydronic (123), any building (107), oil (89), forced air (85), small buildings (84). Bonds in Montréal: 132 at $40,000, 219 at $20,000; 340 CMMTQ licences. 3 have “Montréal” in their name, 136 another name.
816,355 dwellings in Montréal, 66% built before 1981, more than our 45%. Periods in Montréal: before 1961 36%, 1961-1980 30%, 1981-2000 18%, after 2000 16%. 2,326 dwellings per plumber in Montréal.
First licences in Montréal, by decade: 1980s (34), 1990s (24), 2000s (37), 2010s (96), 2020s (160). 20 years or more: 24% of licences in Montréal, 24% in Montréal.
Montréal rank: 1st of 26 towns, between Laval (157). Close to Montréal: Brossard (14), Longueuil (53) and Boucherville (14).
Plumbing in Montréal: 918 of 20,621 permits, 4%. By keyword, Montréal: plumbing 86, bathrooms 482, sewer and water 375. In all, Montréal: 20,621 permits, 14,675 of them alterations. Leading: West Island 130, Saint-Laurent 126, Verdun 71; fewest: Ville-Marie (Downtown) 14. Peak in Montréal: 112 in May 2026; low: 48 in December 2025.
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.
87 public construction tenders are open in Montréal (3 of them for plumbing), according to SEAO and CanadaBuys as of November 3:
All 87 tenders in Montréal · only the official notice counts.
In Montréal, permits are issued by the permit counter of each borough, online or in person. According to the City, a permit is required for work that affects the walls or foundations of a dwelling, or that changes the size, layout or use of a room. Some minor cosmetic work does not need one: flooring, painting, cabinets, countertops, a sink or a bathtub. The City no longer issues permits for plumbing, electrical and heating work: that work follows provincial rules and is done by licensed contractors.
Official pages: Renovating the interior of a building (in French) ↗ · Renovations: before, during and after (in French) ↗ · Printable checklist before you sign
In Montréal, replacing the private part of the water service line is mandatory if it is lead (By-law 20-030). The owner must replace it within 24 months of the City’s notice of non-compliance, or can do it earlier with a contractor of their choice after contacting the borough’s permit counter. After the work, the owner declares the material to the City with the invoice and photos.
Official page: City of Montréal ↗