8579431 Canada inc.
Plumbers
Call · 514 617-2258Licensed contractors in Beauharnois
In Beauharnois, 97 companies are listed as active in RBQ data dated November 3, 2026. 34 (35%) have held their licence for 10 years or more, the oldest since 1984; 5 got theirs in the last 90 days. Close by: Châteauguay (246), Pointe-Claire (106) and Vaudreuil-Dorion (228). Choose a trade.
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All companies
3476677 Canada inc.
Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplacesConcrete and foundations
Call · 450 225-2859Paul Bouchard électrique inc.
Electricians
Call · 450 225-7381Entrepreneur électricien Électra Volt inc.
Electricians
Call · 450 692-7979Climairco inc.
Heating, ventilation and air conditioning
Call · 514 744-8038Constructeurs Vigneault inc.
Renovation, construction and general work
Call · 514 893-00029523-7384 Québec inc.
Renovation, construction and general work
Call · 514 992-8505KBPRO Construction inc.
Renovation, construction and general work
Call · 514 212-45969437-5110 Québec inc.
Renovation, construction and general work
Call · 514 679-0332Habitations Héritages Rufiange & Vigneault inc.
Renovation, construction and general workNew home builders
Call · 438 497-7441Construction SSG inc
Call · 450 692-9680Construction Exa inc.
Renovation, construction and general workNew home builders
Call · 514 717-7538Soudure et Mécanique Plan B Inc.
Specialty contractors
Call · 514 606-4285Henri Dagenais et Fils inc.
Septic systemsWells and water pumps
Call · 450 429-72289174-5984 Québec inc.
Renovation, construction and general workSeptic systemsWells and water pumps
Call · 514 219-0125Rufiange Construction inc.
Renovation, construction and general work
Call · 438 497-7441Lob Construction inc.
Specialty contractors
Call · 514 949-6332Les Constructions Manu-L inc.
Renovation, construction and general work
Call · 514 220-6268Vitrerie L&C S.E.N.C.
Specialty contractors
Call · 514 862-6713R. Perreault Paysagement inc.
Specialty contractors
Call · 438 828-8495Pavé et/ou Construction Morissette inc.
Renovation, construction and general work
Call · 450 692-07799034-9325 Québec inc.
Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplacesConcrete and foundations
Call · 514 918-0850Dubuc Excavation inc.
Renovation, construction and general workNew home builders
Call · 514 349-7665HDG Constructions inc.
Renovation, construction and general workNew home builders
Call · 514 953-1698JS Tanguay Excavation inc.
Specialty contractors
Call · 514 402-1216CCNucléaire inc.
Renovation, construction and general work
Call · 514 871-81969392-0833 Québec inc.
Specialty contractors
Call · 514 754-4745LTM énergie inc.
Heating, ventilation and air conditioning
Call · 514 951-1595Ramonage Pro inc.
Wood stoves and fireplaces
Call · 438 831-4992Toitures SNG inc.
RoofersSpecialty contractors
Call · 514 865-1146Carrelage JZF Inc.
Specialty contractors
Call · 514 592-0353Les Constructions S. Lepage inc.
Renovation, construction and general work
Call · 514 475-5846Pimentel électrique inc.
Electricians
Call · 514 799-9304Construction Cyr et Fils inc.
Renovation, construction and general work
Call · 438 397-8606Réfrigération Inter Rive inc.
PlumbersHeating, ventilation and air conditioning
Call · 450 225-0282Groupe DLL inc.
Renovation, construction and general work
Call · 514 519-3333Les Toitures Dominic Perrier inc.
RoofersSpecialty contractors
Call · 450 807-2110Construction Duradev inc.
Renovation, construction and general work
Call · 514 664-9074Jacques Dumas Construction Inc.
Renovation, construction and general workNew home buildersHeating, ventilation and air conditioningWood stoves and fireplaces
Call · 514 503-4684Steve Charron Construction inc.
Renovation, construction and general workHeating, ventilation and air conditioning
Call · 514 567-2839Contractors in Beauharnois at a glance
As of November 3, 2026, 97 companies in Beauharnois hold an active RBQ licence. Most of them work in these trades: renovation, construction and general work (40), heating, ventilation and air conditioning (17) and wood stoves and fireplaces (10).
Beauharnois ranks 26th of 157 cities in the Montérégie region for the number of licensed contractors.
97 companies have a published phone number and 34 have held their licence for 10 years or more.
Homes in Beauharnois (2021 Census)
6,290households in a private dwelling
54%of dwellings built before 1981including 30% before 1961
63%of households own their home
51%of dwellings are single-detached houses
Source: Statistics Canada, 2021 Census, table 98-10-0233-01 (25% sample, rounded counts), Statistics Canada Open Licence.
Tips for choosing a contractor in Beauharnois
- For larger jobs, insist on a written contract that sets out the price, the schedule and the payment terms.
- Check the licence status in the RBQ's official register on the day you sign.
- Ask whether the company will use subcontractors: each of them needs its own licence.
Nearby in Greater Montréal
Montréal 6,196Châteauguay 246Pointe-Claire 106Vaudreuil-Dorion 228Dollard-des-Ormeaux 152Saint-Lazare 195Saint-Eustache 342Laval 2,671Candiac 158La Prairie 137Boisbriand 267