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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 407 of 457 from the national official-source dataset.

131,786 records loaded

BABIC, NIKOLA

Municipal licence
General ContractorsToronto, ON
General ContractorsHVAC

City of Toronto · #T91-0004381 · HEATING CONTRACTOR

Last seen May 7, 2026 · 2 source records

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BACHE GROUP INC

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-4930955 · BUILDING RENOVATOR

Last seen May 7, 2026

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BACKFLOW PRO INC

Municipal licence
PlumbersToronto, ON
Plumbers

City of Toronto · #T95-5007904 · MASTER PLUMBER

Last seen May 7, 2026

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BACKFLOW SCIENCE

Municipal licence
General ContractorsToronto, ON
General ContractorsPlumbers

City of Toronto · #T94-3956662 · PLUMBING CONTRACTOR

Last seen May 7, 2026 · 2 source records

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BAE, JAEHAN

Municipal licence
PlumbersToronto, ON
Plumbers

City of Toronto · #T88-5218300 · DRAIN LAYER

Last seen May 7, 2026

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BAIO PLUMBING

Municipal licence
General ContractorsToronto, ON
General ContractorsPlumbers

City of Toronto · #T94-3725182 · PLUMBING CONTRACTOR

Last seen May 7, 2026 · 2 source records

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BALENO ROOFING

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation ContractorsRoofers

City of Toronto · #T85-4919973 · BUILDING RENOVATOR

Last seen May 7, 2026

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BALSAM PLUMBING & HEATING LTD

Municipal licence
General ContractorsToronto, ON
General ContractorsHVACPlumbers

City of Toronto · #T92-0001419 · PLUMBING & HEATING CONTRACTOR

Last seen May 7, 2026

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BANWELL PLUMBING

Municipal licence
General ContractorsToronto, ON
General ContractorsPlumbers

City of Toronto · #T94-4541341 · PLUMBING CONTRACTOR

Last seen May 7, 2026 · 2 source records

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BAO XING ROOFING & ALUMINUM CO

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation ContractorsRoofers

City of Toronto · #T85-4181296 · BUILDING RENOVATOR

Last seen May 7, 2026

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BAO, BINGJIN

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-4203119 · BUILDING RENOVATOR

Last seen May 7, 2026

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BARNES, DANIEL F

Municipal licence
HVACToronto, ON
HVAC

City of Toronto · #T96-0215318 · MASTER HEATING INSTALLER

Last seen May 7, 2026

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BARRERA, JORGE O

Municipal licence
PlumbersToronto, ON
Plumbers

City of Toronto · #T95-0223859 · MASTER PLUMBER

Last seen May 7, 2026

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BARTMAN, MICHAEL

Municipal licence
PlumbersToronto, ON
Plumbers

City of Toronto · #T95-0237923 · MASTER PLUMBER

Last seen May 7, 2026

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BARTON, JOHN PAUL

Municipal licence
PlumbersToronto, ON
Plumbers

City of Toronto · #T95-4533376 · MASTER PLUMBER

Last seen May 7, 2026

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BASCO PLUMBING

Municipal licence
General ContractorsToronto, ON
General ContractorsPlumbers

City of Toronto · #T94-0001662 · PLUMBING CONTRACTOR

Last seen May 7, 2026 · 2 source records

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BASIC MODIFICATIONS

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-3958995 · BUILDING RENOVATOR

Last seen May 7, 2026

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BASIL MECHANICAL SERVICES LTD

Municipal licence
General ContractorsToronto, ON
General ContractorsHVACPlumbers

City of Toronto · #T94-4903145 · PLUMBING CONTRACTOR

Last seen May 7, 2026 · 2 source records

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BATHURST ROOFING

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation ContractorsRoofers

City of Toronto · #T85-3008695 · BUILDING RENOVATOR

Last seen May 7, 2026

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BATTISTON CONSTRUCTION

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-3244776 · BUILDING RENOVATOR

Last seen May 7, 2026

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BAXTER, DEAN M

Municipal licence
PlumbersToronto, ON
Plumbers

City of Toronto · #T95-4424983 · MASTER PLUMBER

Last seen May 7, 2026

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BAYVIEW RENOVATIONS

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-4307884 · BUILDING RENOVATOR

Last seen May 7, 2026

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BBB CONSULTING PLUMBING JOBS

Municipal licence
General ContractorsToronto, ON
General ContractorsPlumbers

City of Toronto · #T94-0216458 · PLUMBING CONTRACTOR

Last seen May 7, 2026 · 2 source records

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BBJS GENERAL CONSTRUCTION

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-5218483 · BUILDING RENOVATOR

Last seen May 7, 2026

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BBL PLUMBING SERVICES

Municipal licence
General ContractorsToronto, ON
General ContractorsPlumbers

City of Toronto · #T94-5208249 · PLUMBING CONTRACTOR

Last seen May 7, 2026

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BBS BUILDING SERVICES INC

Municipal licence
General ContractorsToronto, ON
General ContractorsHVACPlumbers

City of Toronto · #T92-4686604 · PLUMBING & HEATING CONTRACTOR

Last seen May 7, 2026 · 3 source records

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BD PLUMBING

Municipal licence
General ContractorsToronto, ON
General ContractorsPlumbers

City of Toronto · #T94-3842691 · PLUMBING CONTRACTOR

Last seen May 7, 2026 · 2 source records

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BEAVER PAVING

Municipal licence
General ContractorsToronto, ON
General ContractorsPaving

City of Toronto · #T93-4910743 · DRIVEWAY PAVING CONTRACTOR

Last seen May 7, 2026

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BELAN, EVGHENI

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-4918070 · BUILDING RENOVATOR

Last seen May 7, 2026

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BELEZA PLUMBING

Municipal licence
PlumbersToronto, ON
Plumbers

City of Toronto · #T95-5001293 · MASTER PLUMBER

Last seen May 7, 2026

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BELFAST ALUMINUM & VINYL

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-0002346 · BUILDING RENOVATOR

Last seen May 7, 2026

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