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Specialty contractors in Dorval

In Dorval, 40 companies are listed as active for roofing, doors and windows or finishing work in RBQ data dated November 3, 2026. 14 (35%) have held their licence for 10 years or more, the oldest since 1984; 1 got its in the last 90 days. Close by: Montréal (1,702).

Roofer carrying shingles across a roof
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See also all the companies of West Island in Montréal.

Active licences in RBQ data dated November 3, 2026 · official register ↗ · list order

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Other cities

Montréal 1,702

Other trades in Dorval

Renovation, construction and general work55New home builders3Electricians10Plumbers3Heating, ventilation and air conditioning21Painters3Roofers3Doors and windows3Wood stoves and fireplaces11Masonry6Concrete and foundations7Septic systems12Wells and water pumps12All companies in Dorval128

Finding a specialty contractor in Dorval

Looking for a specialty contractor in Dorval? 33 of the 40 companies on the list work in this trade only; the others are also listed in other trades: painters (3), roofers (2) and doors and windows (2).

Dorval ranks 2nd of 22 cities in the Montréal region for this trade, with 2% of the region's 1,697 companies.

The RBQ numbers: specialty contractors in Dorval

40companies with an active licence
1new licences in 90 daysnone in the last 30 days
14have held their licence for 10 years or more35% · the oldest since 1984
2have a $40,000 licence bondand 38 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 3, 2026, updated every night.

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

Homes in Dorval (2021 Census)

8,715households in a private dwelling
71%of dwellings built before 1981including 44% before 1961
60%of households own their home
46%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 Dorval: check the licence on the day, ask for written quotes and avoid large deposits. Printable checklist before you sign →

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