Les Constructions Guy Sénéchal Inc.
Renovation, construction and general work
Call · 418 867-3892Licensed contractors in Saint-Antonin
In Saint-Antonin, 36 companies are listed as active in RBQ data dated November 3, 2026. 20 (56%) have held their licence for 10 years or more, the oldest since 1984; 2 got theirs in the last 90 days. Choose a trade.
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All companies
3091-8155 Québec inc.
Specialty contractors
Call · 418 862-2325Porte MS inc.
Specialty contractors
Call · 581 337-1667Les Constructions Denis Beaulieu Inc.
Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplaces
Call · 418 862-68209154-5566 Québec inc.
Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplacesConcrete and foundations
Call · 418 868-4433Ad Volt entrepreneur en électricité inc.
Electricians
Call · 418 862-0222Coffrage Isolant JPG inc.
Specialty contractors
Call · 418 894-89209288-4410 Québec inc.
Specialty contractors
Call · 418 894-7878Structor Inc.
Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplaces
Call · 418 862-18879276-4869 Québec inc.
Call · 418 860-85979248-9434 Québec inc.
Renovation, construction and general workNew home builders
Call · 418 910-3406Plomberie Damien Gagné inc.
PlumbersHeating, ventilation and air conditioning
Call · 418 867-49159372-1603 Québec inc.
Renovation, construction and general workHeating, ventilation and air conditioning
Call · 418 894-94359534-3042 Québec inc.
Specialty contractors
Call · 418 863-32269553-4376 Québec inc.
Renovation, construction and general work
Call · 418 429-4023Rénovation SPB inc.
Call · 418 605-3255A.G.M. Construction Inc.
Renovation, construction and general workNew home builders
Call · 418 867-42069299-9796 Québec Inc.
Specialty contractors
Call · 418 605-9019Location Mini Jacking inc.
Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplaces
Call · 418 860-0186Benoit Bérubé Entrepreneur Inc
Renovation, construction and general workHeating, ventilation and air conditioningWood stoves and fireplacesMasonry
Call · 418 860-5977Construction Z.A.M. inc.
Renovation, construction and general work
Call · 418 714-50019460-5888 Québec inc.
Renovation, construction and general work
Call · 418 714-5992Sonny Design inc.
Specialty contractors
Call · 418 863-5757Constructions Jean-Yves Paradis inc.
Renovation, construction and general workNew home buildersHeating, ventilation and air conditioningWood stoves and fireplacesConcrete and foundations
Call · 418 867-2421SOS Toiture et Revêtement inc.
Renovation, construction and general workRoofers
Call · 418 714-5677Michaël Jalbert Inc.
Specialty contractors
Call · 581 337-0237Service Diron inc.
Call · 418 867-3002Services Énergie Gaz Morin inc.
Heating, ventilation and air conditioning
Call · 418 894-3990Proluxy Surface inc.
Specialty contractors
Call · 418 554-9962Les Excavations Real Bosse inc.
Septic systemsWells and water pumps
Call · 418 868-9166Les Installations Turcotte inc.
Specialty contractors
Call · 418 894-97739230-7065 Québec inc
Renovation, construction and general workNew home buildersHeating, ventilation and air conditioningWood stoves and fireplacesConcrete and foundations
Call · 418 868-51769456-5215 Québec inc.
Renovation, construction and general workMasonry
Call · 418 862-72729537-8063 Québec inc.
Renovation, construction and general work
Call · 418 551-3780Ouellet Modulaire inc.
Renovation, construction and general workNew home buildersHeating, ventilation and air conditioningWood stoves and fireplaces
Call · 418 867-23299508-6161 Québec inc.
Electricians
Call · 418 863-6214Contractors in Saint-Antonin at a glance
As of November 3, 2026, 36 companies in Saint-Antonin hold an active RBQ licence. Most of them work in these trades: renovation, construction and general work (18), heating, ventilation and air conditioning (11) and wood stoves and fireplaces (8).
Saint-Antonin ranks 4th of 95 cities in the Bas-Saint-Laurent region for the number of licensed contractors.
36 companies have a published phone number and 20 have held their licence for 10 years or more.
Homes in Saint-Antonin (2021 Census)
1,890households in a private dwelling
51%of dwellings built before 1981including 22% before 1961
78%of households own their home
78%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 Saint-Antonin
- Ask for at least two or three written quotes and compare the description of the work, not just the price.
- Keep quotes, invoices and warranties: you will need them if something goes wrong.
- Check the licence status in the RBQ's official register on the day you sign.
Other cities in the Bas-Saint-Laurent region
Rimouski 187Rivière-du-Loup 89Matane 50Saint-Damase 28Amqui 26Témiscouata-sur-le-Lac 24Mont-Joli 21Trois-Pistoles 21Saint-Jean-de-Dieu 16Saint-Pascal 15Sainte-Luce 15Cacouna 14