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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 197 of 457 from the national official-source dataset.

131,786 records loaded

Apr Electric

Regulated licence
ElectriciansToronto, ON
Electricians

Electrical Safety Authority · #7015029 · Licensed Electrical Contractor

Last seen May 7, 2026

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Arbit Electric Limited

Regulated licence
ElectriciansToronto, ON
Electricians

Electrical Safety Authority · #7009336 · Licensed Electrical Contractor

Last seen May 7, 2026

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Arc Nine Electric Inc.

Regulated licence
ElectriciansToronto, ON
Electricians

Electrical Safety Authority · #7016062 · Licensed Electrical Contractor

Last seen May 7, 2026

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ARCADIS CANADA INC.

Regulated licence
Well DrillersToronto, ON
Well Drillers

Ontario Ministry of the Environment, Conservation and Parks · #7412 · Licensed well contractor CLASS 4, EXEMPT-CLASS 5

Last seen May 15, 2026

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Arian Electric

Regulated licence
ElectriciansToronto, ON
Electricians

Electrical Safety Authority · #7013425 · Licensed Electrical Contractor

Last seen May 7, 2026

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Arkathor Inc.

Regulated licence
ElectriciansToronto, ON
Electricians

Electrical Safety Authority · #7018050 · Licensed Electrical Contractor

Last seen May 7, 2026

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Army Electric Inc

Regulated licence
ElectriciansToronto, ON
Electricians

Electrical Safety Authority · #7009302 · Licensed Electrical Contractor

Last seen May 7, 2026

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Arq Electric

Regulated licence
ElectriciansToronto, ON
Electricians

Electrical Safety Authority · #7013843 · Licensed Electrical Contractor

Last seen May 7, 2026

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Art Reno

Regulated licence
ElectriciansToronto, ON
Electricians

Electrical Safety Authority · #7017809 · Licensed Electrical Contractor

Last seen May 7, 2026

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Aseec Inc

Regulated licence
ElectriciansToronto, ON
Electricians

Electrical Safety Authority · #7004602 · Licensed Electrical Contractor

Last seen May 7, 2026

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Ata Electric Inc.

Regulated licence
ElectriciansToronto, ON
Electricians

Electrical Safety Authority · #7018508 · Licensed Electrical Contractor

Last seen May 7, 2026

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AW Electric Ltd

Regulated licence
ElectriciansToronto, ON
Electricians

Electrical Safety Authority · #7000457 · Licensed Electrical Contractor

Last seen May 7, 2026

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Azerenergy

Regulated licence
ElectriciansToronto, ON
Electricians

Electrical Safety Authority · #7007384 · Licensed Electrical Contractor

Last seen May 7, 2026

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Bayer Electric

Regulated licence
ElectriciansToronto, ON
Electricians

Electrical Safety Authority · #7009234 · Licensed Electrical Contractor

Last seen May 7, 2026

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Bcf Contracting Group Corp

Regulated licence
ElectriciansToronto, ON
ElectriciansGeneral Contractors

Electrical Safety Authority · #7008157 · Licensed Electrical Contractor

Last seen May 7, 2026

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Be Safe Electric Inc

Regulated licence
ElectriciansToronto, ON
Electricians

Electrical Safety Authority · #7013118 · Licensed Electrical Contractor

Last seen May 7, 2026

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Bean Electrical Service

Regulated licence
ElectriciansToronto, ON
Electricians

Electrical Safety Authority · #7004815 · Licensed Electrical Contractor

Last seen May 7, 2026

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Best AC Electric Ltd.

Regulated licence
ElectriciansToronto, ON
Electricians

Electrical Safety Authority · #7012741 · Licensed Electrical Contractor

Last seen May 7, 2026

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Bgc Electrical Inc.

Regulated licence
ElectriciansToronto, ON
Electricians

Electrical Safety Authority · #7012788 · Licensed Electrical Contractor

Last seen May 7, 2026

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Bogdan Contracting Inc

Regulated licence
ElectriciansToronto, ON
ElectriciansGeneral Contractors

Electrical Safety Authority · #7005176 · Licensed Electrical Contractor

Last seen May 7, 2026

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Bogdan Mares

Regulated licence
ElectriciansToronto, ON
Electricians

Electrical Safety Authority · #7013254 · Licensed Electrical Contractor

Last seen May 7, 2026

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Bom Tech Ltd

Regulated licence
ElectriciansToronto, ON
Electricians

Electrical Safety Authority · #7012897 · Licensed Electrical Contractor

Last seen May 7, 2026

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Booster Electric

Regulated licence
ElectriciansToronto, ON
Electricians

Electrical Safety Authority · #7014464 · Licensed Electrical Contractor

Last seen May 7, 2026

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Bravo Electric

Regulated licence
ElectriciansToronto, ON
Electricians

Electrical Safety Authority · #7016138 · Licensed Electrical Contractor

Last seen May 7, 2026

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Bremar Construction Ltd

Regulated licence
ElectriciansToronto, ON
ElectriciansGeneral Contractors

Electrical Safety Authority · #7010567 · Licensed Electrical Contractor

Last seen May 7, 2026

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Brock Electric Ltd

Regulated licence
ElectriciansToronto, ON
Electricians

Electrical Safety Authority · #7001274 · Licensed Electrical Contractor

Last seen May 7, 2026

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C & P Lighting Inc

Regulated licence
ElectriciansToronto, ON
Electricians

Electrical Safety Authority · #7009455 · Licensed Electrical Contractor

Last seen May 7, 2026

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