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Specialty contractors in Cowansville

RBQ data dated November 4, 2026: 28 companies active in Cowansville for roofing, doors and windows or finishing work. 8 (29%) have held their licence for 10 years or more, the oldest since 1984; 2 got theirs in the last 90 days.

Roofer carrying shingles across a roof
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Active licences in RBQ data dated November 4, 2026 · official register ↗ · list order

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Other cities

Sherbrooke 278Granby 129Magog 62Farnham 34Bromont 29Shefford 28Saint-Alphonse-de-Granby 20Roxton Pond 19Saint-Denis-de-Brompton 18Ascot Corner 17Stoke 14Coaticook 13

Other trades in Cowansville

Renovation, construction and general work35New home builders4Electricians5Plumbers8Heating, ventilation and air conditioning16Painters3Roofers3Wood stoves and fireplaces12Masonry4Concrete and foundations4Septic systems6All companies in Cowansville89

Finding a specialty contractor in Cowansville

Looking for a specialty contractor in Cowansville? 23 of the 28 companies on the list work in this trade only; the others are also listed in other trades: painters (3) and roofers (2).

In the Estrie region, 1,009 companies work in this trade across 96 cities; Cowansville has 28 of them (6th).

The RBQ numbers: specialty contractors in Cowansville

28companies with an active licence
2new licences in 90 daysnone in the last 30 days
8have held their licence for 10 years or more29% · the oldest since 1984
2have a $40,000 licence bondand 26 at $20,000 · may compensate a client under RBQ rules
  • All of them have a published phone number: you can call them directly.

Useful guides: Replacing exterior siding: permits in Montréal and Laval · Gutter cleaning and downspouts: Montréal rules · Radon test at home: when to test and how to fix it

Open data of the Régie du bâtiment du Québec as of November 4, 2026, updated every night.

Required licence, issuing body and subcategories for this trade: Specialty contractors in Greater Montréal.

Homes in Cowansville (2021 Census)

6,980households in a private dwelling
52%of dwellings built before 1981including 21% before 1961
50%of households own their home
40%of dwellings are single-detached houses

Source: Statistics Canada, 2021 Census, table 98-10-0233-01 (25% sample, rounded counts), Statistics Canada Open Licence.

Before you sign with a specialty contractor in Cowansville: check the licence on the day, ask for written quotes and avoid large deposits. Printable checklist before you sign →

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