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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 405 of 457 from the national official-source dataset.

131,786 records loaded

ANP CONSTRUCTION

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-4713339 · BUILDING RENOVATOR

Last seen May 7, 2026

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ANSHUN ROOFING

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation ContractorsRoofers

City of Toronto · #T85-4920011 · BUILDING RENOVATOR

Last seen May 7, 2026

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ANTA PLUMBING

Municipal licence
General ContractorsToronto, ON
General ContractorsPlumbersRenovation Contractors

City of Toronto · #T85-3957205 · BUILDING RENOVATOR

Last seen May 7, 2026 · 3 source records

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ANVI SERVICES

Municipal licence
HVACToronto, ON
HVACPlumbers

City of Toronto · #T95-4428528 · MASTER PLUMBER

Last seen May 7, 2026 · 2 source records

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AP PLUMBING

Municipal licence
PlumbersToronto, ON
Plumbers

City of Toronto · #T95-3845528 · MASTER PLUMBER

Last seen May 7, 2026 · 2 source records

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APEX

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-4063927 · BUILDING RENOVATOR

Last seen May 7, 2026

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APPENDIX PLUMBING

Municipal licence
General ContractorsToronto, ON
General ContractorsPlumbers

City of Toronto · #T94-3014102 · PLUMBING CONTRACTOR

Last seen May 7, 2026 · 2 source records

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APPLE MECHANICAL

Municipal licence
HVACToronto, ON
HVACPlumbers

City of Toronto · #T95-0014449 · MASTER PLUMBER

Last seen May 7, 2026

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APRIL PLUMBING

Municipal licence
General ContractorsToronto, ON
General ContractorsPlumbers

City of Toronto · #T94-0006240 · PLUMBING CONTRACTOR

Last seen May 7, 2026 · 2 source records

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AQUA DRAIN AND WATERWORKS INC

Municipal licence
General ContractorsToronto, ON
General ContractorsPlumbers

City of Toronto · #T94-4417967 · PLUMBING CONTRACTOR

Last seen May 7, 2026 · 2 source records

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AQUA MASTER PLUMBING

Municipal licence
General ContractorsToronto, ON
General ContractorsPlumbers

City of Toronto · #T94-3597994 · PLUMBING CONTRACTOR

Last seen May 7, 2026 · 2 source records

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AQUA SOURCE PLUMBING INC

Municipal licence
General ContractorsToronto, ON
General ContractorsPlumbers

City of Toronto · #T94-4888368 · PLUMBING CONTRACTOR

Last seen May 7, 2026

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AQUA TECH WATERPROOFING

Municipal licence
Building EnvelopeToronto, ON
Building EnvelopeGeneral ContractorsPlumbersRenovation Contractors

City of Toronto · #T85-4304413 · BUILDING RENOVATOR

Last seen May 7, 2026

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AQUAMASTER GROUP

Municipal licence
Building EnvelopeToronto, ON
Building EnvelopeGeneral ContractorsPlumbersRoofers

City of Toronto · #T94-4200197 · PLUMBING CONTRACTOR

Last seen May 7, 2026 · 2 source records

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AQUAMEN INC

Municipal licence
PlumbersToronto, ON
Plumbers

City of Toronto · #T95-5105206 · MASTER PLUMBER

Last seen May 7, 2026

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AQUARESCUE

Municipal licence
General ContractorsToronto, ON
General ContractorsPlumbers

City of Toronto · #T94-4995234 · PLUMBING CONTRACTOR

Last seen May 7, 2026 · 2 source records

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AQUARESIST INC

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-5112393 · BUILDING RENOVATOR

Last seen May 7, 2026

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AQUARIUS DRAIN

Municipal licence
General ContractorsToronto, ON
General ContractorsPlumbers

City of Toronto · #T94-4980135 · PLUMBING CONTRACTOR

Last seen May 7, 2026 · 2 source records

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AQUASHIELD.CA INC

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-4911673 · BUILDING RENOVATOR

Last seen May 7, 2026

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AQUINO, JUNE FRANCISCO

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-5113775 · BUILDING RENOVATOR

Last seen May 7, 2026

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ARA HOME IMPROVEMENT INC

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-4647862 · BUILDING RENOVATOR

Last seen May 7, 2026

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ARAX MECHANICAL

Municipal licence
General ContractorsToronto, ON
General ContractorsHVAC

City of Toronto · #T91-4305157 · HEATING CONTRACTOR

Last seen May 7, 2026 · 2 source records

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ARC PLUMBING & HEATING

Municipal licence
General ContractorsToronto, ON
General ContractorsHVACPlumbersRenovation Contractors

City of Toronto · #T85-4312313 · BUILDING RENOVATOR

Last seen May 7, 2026 · 3 source records

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ARCHITECTURAL PHASES

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-4533974 · BUILDING RENOVATOR

Last seen May 7, 2026

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ARCHIVOLT CONSTRUCTION

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-4291018 · BUILDING RENOVATOR

Last seen May 7, 2026

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ARCTIC VINYL INC

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-5124968 · BUILDING RENOVATOR

Last seen May 7, 2026

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ARDA CONSTRUCTION

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-4947086 · BUILDING RENOVATOR

Last seen May 7, 2026

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AREA CONSTRUCTION INC

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-5200627 · BUILDING RENOVATOR

Last seen May 7, 2026

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AREK SIELUZYCHI

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-4315476 · BUILDING RENOVATOR

Last seen May 7, 2026

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ARGCON GROUP INC

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-4314635 · BUILDING RENOVATOR

Last seen May 7, 2026

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ARIAN HOME IMPROVEMENTS

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-4537030 · BUILDING RENOVATOR

Last seen May 7, 2026

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ARISTAAIR

Municipal licence
General ContractorsToronto, ON
General ContractorsHVAC

City of Toronto · #T91-5223204 · HEATING CONTRACTOR

Last seen May 7, 2026

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ARMOUR WALL SYSTEMS

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-5201023 · BUILDING RENOVATOR

Last seen May 7, 2026

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