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Ontario Contractors

Search 22,802 official-source contractor records in Ontario. Filter by trade, source type, and direct contact availability.

Browse Ontario by city

Top city pages from the official-source dataset.

Toronto4,454Mississauga1,435Hamilton875Brampton586Markham574Concord510Richmond hill471Ottawa461London449Woodbridge361north york358vaughan340Burlington302Oakville272Scarborough257Etobicoke246Kitchener205Newmarket178Windsor173Cambridge170Thornhill166Pickering163Barrie161Guelph150Oshawa145Aurora136Whitby129Maple128Stoney Creek127Kingston123Ajax114St Catharines114Brantford112Waterloo110Bolton105Stouffville104

22,802 matching contractors

Showing page 371 of 457 from the national official-source dataset.

131,786 records loaded

R.K. MECHANICAL

Municipal licence
General ContractorsBrampton, ON
General ContractorsHVAC

City of Toronto · #T91-4426127 · HEATING CONTRACTOR

Last seen May 7, 2026

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SANDERS CONSTRUCTION

Municipal licence
General ContractorsBrampton, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-4532114 · BUILDING RENOVATOR

Last seen May 7, 2026

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SANJO CONSTRUCTION

Municipal licence
General ContractorsBrampton, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-4691981 · BUILDING RENOVATOR

Last seen May 7, 2026

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SUM-IT ROOFING INC

Municipal licence
General ContractorsBrampton, ON
General ContractorsRenovation ContractorsRoofers

City of Toronto · #T85-3949257 · BUILDING RENOVATOR

Last seen May 7, 2026

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TERRAPAVE CONSTRUCTION

Municipal licence
General ContractorsBrampton, ON
General ContractorsPaving

City of Toronto · #T93-4832647 · DRIVEWAY PAVING CONTRACTOR

Last seen May 7, 2026

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TRIO ROOFING SYSTEMS INC

Municipal licence
General ContractorsBrampton, ON
General ContractorsRenovation ContractorsRoofers

City of Toronto · #T85-3609463 · BUILDING RENOVATOR

Last seen May 7, 2026

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UNITED PLUMBING

Municipal licence
General ContractorsBrampton, ON
General ContractorsPlumbers

City of Toronto · #T94-4679531 · PLUMBING CONTRACTOR

Last seen May 7, 2026

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VAN MECHANICAL CONTRACTORS

Municipal licence
General ContractorsBrampton, ON
General ContractorsHVACPlumbers

City of Toronto · #T94-3119703 · PLUMBING CONTRACTOR

Last seen May 7, 2026

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W MC CONTRACTING

Municipal licence
General ContractorsBrampton, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-3239073 · BUILDING RENOVATOR

Last seen May 7, 2026

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W Z CHUSON JR INC

Municipal licence
General ContractorsBrampton, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-4712205 · BUILDING RENOVATOR

Last seen May 7, 2026

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BACKFLOW PRO INC

Municipal licence
General ContractorsBrantford, ON
General ContractorsPlumbers

City of Toronto · #T94-5007902 · PLUMBING CONTRACTOR

Last seen May 7, 2026

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BIRCH GROVE CONSTRUCTION

Municipal licence
General ContractorsBrechin, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-4830473 · BUILDING RENOVATOR

Last seen May 7, 2026

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EBS GEOSTRUCTURAL

Municipal licence
General ContractorsBreslau, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-4178248 · BUILDING RENOVATOR

Last seen May 7, 2026

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THERMAL-TECH MECHANICAL

Municipal licence
General ContractorsBreslau, ON
General ContractorsHVACPlumbers

City of Toronto · #T92-4876491 · PLUMBING & HEATING CONTRACTOR

Last seen May 7, 2026

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DURHAM INTERIOR FINISHING INC

Municipal licence
General ContractorsBrooklin, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-4431371 · BUILDING RENOVATOR

Last seen May 7, 2026

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IKEA KITCHEN SERVICES

Municipal licence
General ContractorsBrossard, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-5214231 · BUILDING RENOVATOR

Last seen May 7, 2026

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CAP WATERPROOFING & DRAINS INC

Municipal licence
Building EnvelopeBurlington, ON
Building EnvelopeGeneral ContractorsPlumbersRoofers

City of Toronto · #T87-4875580 · DRAIN CONTRACTOR

Last seen May 7, 2026

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GENCON CONSTRUCTION

Municipal licence
General ContractorsBurlington, ON
General ContractorsPlumbersRenovation Contractors

City of Toronto · #T85-4536300 · BUILDING RENOVATOR

Last seen May 7, 2026 · 2 source records

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GLEN ABBEY CONTRACTORS LTD

Municipal licence
General ContractorsBurlington, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-4646400 · BUILDING RENOVATOR

Last seen May 7, 2026

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M L A DESIGN BUILD

Municipal licence
General ContractorsBurlington, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-4064114 · BUILDING RENOVATOR

Last seen May 7, 2026

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MY PLUMBER INC

Municipal licence
General ContractorsBurlington, ON
General ContractorsPlumbers

City of Toronto · #T94-5007912 · PLUMBING CONTRACTOR

Last seen May 7, 2026

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VANSTRUCT CONTRACTING INC

Municipal licence
General ContractorsBurlington, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-5104599 · BUILDING RENOVATOR

Last seen May 7, 2026

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AKAL PAVING

Municipal licence
General ContractorsCaledon, ON
General ContractorsPaving

City of Toronto · #T93-4647915 · DRIVEWAY PAVING CONTRACTOR

Last seen May 7, 2026

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CALEDON CREEK MECHANICAL

Municipal licence
General ContractorsCaledon, ON
General ContractorsHVACPlumbers

City of Toronto · #T92-3960550 · PLUMBING & HEATING CONTRACTOR

Last seen May 7, 2026

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FTD CONSTRUCTION

Municipal licence
General ContractorsCaledon, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-3091291 · BUILDING RENOVATOR

Last seen May 7, 2026

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INSPIRE HOMES

Municipal licence
General ContractorsCaledon, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-3725055 · BUILDING RENOVATOR

Last seen May 7, 2026

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LEMKO EPOXY FLOORS LTD

Municipal licence
General ContractorsCaledon, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-4419551 · BUILDING RENOVATOR

Last seen May 7, 2026

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LINK MECHANICAL

Municipal licence
General ContractorsCaledon, ON
General ContractorsHVACPlumbers

City of Toronto · #T94-3478997 · PLUMBING CONTRACTOR

Last seen May 7, 2026

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RAI GENERAL CONTRACTORS

Municipal licence
General ContractorsCaledon, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-4886372 · BUILDING RENOVATOR

Last seen May 7, 2026

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RITO RENOVATION

Municipal licence
General ContractorsCaledon, ON
General ContractorsPaving

City of Toronto · #T93-5115994 · DRIVEWAY PAVING CONTRACTOR

Last seen May 7, 2026

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ROYAL X-SYSTEMS

Municipal licence
General ContractorsCaledon, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-4071899 · BUILDING RENOVATOR

Last seen May 7, 2026

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ASCOT AIR SYSTEMS

Municipal licence
General ContractorsCaledon East, ON
General ContractorsHVAC

City of Toronto · #T91-4179615 · HEATING CONTRACTOR

Last seen May 7, 2026

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CRAIGLEIGH CUSTOM HOMES LTD

Municipal licence
General ContractorsCaledon East, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-4738770 · BUILDING RENOVATOR

Last seen May 7, 2026

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FIT MECHANICAL INC

Municipal licence
General ContractorsCaledon East, ON
General ContractorsHVACPlumbers

City of Toronto · #T94-4937712 · PLUMBING CONTRACTOR

Last seen May 7, 2026

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CAREY'S PAVING

Municipal licence
General ContractorsCambridge, ON
General ContractorsPaving

City of Toronto · #T93-5113764 · DRIVEWAY PAVING CONTRACTOR

Last seen May 7, 2026

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SUTHERLAND-SCHULTZ

Municipal licence
General ContractorsCambridge, ON
General ContractorsPlumbers

City of Toronto · #T94-4941799 · PLUMBING CONTRACTOR

Last seen May 7, 2026

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TRADE-MARK INDUSTRIAL

Municipal licence
General ContractorsCambridge, ON
General ContractorsPlumbers

City of Toronto · #T94-4911042 · PLUMBING CONTRACTOR

Last seen May 7, 2026

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DRAIN EXPERTS

Municipal licence
General ContractorsCampbellford, ON
General ContractorsPlumbers

City of Toronto · #T87-4538425 · DRAIN CONTRACTOR

Last seen May 7, 2026

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PLUMBRITE LTD

Municipal licence
General ContractorsClaremont, ON
General ContractorsPlumbers

City of Toronto · #T94-4731425 · PLUMBING CONTRACTOR

Last seen May 7, 2026

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2405634 ONTARIO INC

Municipal licence
General ContractorsConcord, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-4418470 · BUILDING RENOVATOR

Last seen May 7, 2026

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A ALERT DRAIN

Municipal licence
General ContractorsConcord, ON
General ContractorsPlumbers

City of Toronto · #T87-3122345 · DRAIN CONTRACTOR

Last seen May 7, 2026

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