Gérald Théorêt inc.
Renovation, construction and general work
Call · 514 942-5270Licensed contractors in Mercier
In Mercier, 102 companies are listed as active in RBQ data dated November 4, 2026. 33 (32%) have held their licence for 10 years or more, the oldest since 1983; 3 got theirs in the last 90 days. Closest: Châteauguay (246), Pointe-Claire (106) and Dollard-des-Ormeaux (152). Choose a trade.
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All companies
Les Gouttières Royales Inc.
Specialty contractors
Call · 450 691-9894Gestion Jupiter inc.
Renovation, construction and general work
Call · 514 809-2672Thermo-Design Inc.
Specialty contractors
Call · 450 698-0000Sablière Terra inc.
Septic systemsWells and water pumps
Call · 844 498-0740Construction Gal Inc.
Specialty contractors
Call · 450 692-3076Peinture d'Or inc.
PaintersSpecialty contractors
Call · 514 577-5312Brunet Construction inc.
Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplaces
Call · 514 366-7757Joe Soudure & Fils Inc.
Call · 450 699-5666Construction J.G.G. inc.
Call · 450 691-70219012-2730 Québec inc.
Renovation, construction and general workHeating, ventilation and air conditioning
Call · 450 395-0628R.S. Vallée inc.
Electricians
Call · 450 370-2573Roger Déziel inc.
Renovation, construction and general workPlumbersHeating, ventilation and air conditioningWood stoves and fireplacesConcrete and foundations
Call · 450 691-9737Les Pavages Céka Inc.
Septic systemsWells and water pumps
Call · 450 699-6671Sinistre Élégance inc.
Renovation, construction and general work
Call · 514 592-6425Climatisation chauffage et services Nor-Can inc.
Renovation, construction and general workElectriciansPlumbersHeating, ventilation and air conditioningWood stoves and fireplaces
Call · 450 692-16739107-9897 Québec inc.
Heating, ventilation and air conditioning
Call · 514 971-3662Climatisation LP inc.
Renovation, construction and general workHeating, ventilation and air conditioning
Call · 514 234-02373269663 Canada inc.
Call · 450 691-43499237-0790 Québec inc.
Renovation, construction and general workSeptic systems
Call · 514 743-1658M. Longtin Ventilation Inc.
Heating, ventilation and air conditioning
Call · 514 863-6941Construction WILLCO inc.
Renovation, construction and general work
Call · 514 713-9455Projet L2 inc.
Renovation, construction and general work
Call · 514 770-0544Construction Doris Beauseigle inc.
Renovation, construction and general work
Call · 514 972-1061Rénovation Aparent inc.
Renovation, construction and general work
Call · 514 618-2202R.T.C. électrique inc.
Electricians
Call · 450 427-2512Les Pavages Ultra inc.
Septic systemsWells and water pumps
Call · 450 691-68289336-7555 Québec inc.
Specialty contractors
Call · 514 757-9722Démolition A & A inc.
Renovation, construction and general workSeptic systemsWells and water pumps
Call · 450 691-2802Global Projet SB inc.
Renovation, construction and general workElectricians
Call · 450 691-32239169-9991 Québec inc.
Renovation, construction and general workNew home buildersHeating, ventilation and air conditioningWood stoves and fireplaces
Call · 514 231-8021Revêtements Coulombe et Fils inc.
Specialty contractors
Call · 450 698-2688Contractors in Mercier at a glance
As of November 4, 2026, 102 companies in Mercier hold an active RBQ licence. Most of them work in these trades: renovation, construction and general work (47), heating, ventilation and air conditioning (17) and electricians (9).
Mercier ranks 25th of 157 cities in the Montérégie region for the number of licensed contractors.
102 companies have a published phone number and 33 have held their licence for 10 years or more.
Homes in Mercier (2021 Census)
5,395households in a private dwelling
33%of dwellings built before 1981including 8% before 1961
81%of households own their home
71%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 Mercier
- Ask whether the company will use subcontractors: each of them needs its own licence.
- Avoid paying a large deposit before work starts, especially in cash.
- For larger jobs, insist on a written contract that sets out the price, the schedule and the payment terms.
Nearby in Greater Montréal
Montréal 6,196Châteauguay 246Pointe-Claire 106Dollard-des-Ormeaux 152Candiac 158La Prairie 137Vaudreuil-Dorion 228Laval 2,674Brossard 371Saint-Eustache 343Saint-Lazare 195