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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 91 of 457 from the national official-source dataset.

131,786 records loaded

Jps Electric

Regulated licence
ElectriciansKitchener, ON
Electricians

Electrical Safety Authority · #7009253 · Licensed Electrical Contractor

Last seen May 7, 2026

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Kentco

Regulated licence
ElectriciansKitchener, ON
Electricians

Electrical Safety Authority · #7018351 · Licensed Electrical Contractor

Last seen May 7, 2026

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Kwgc Electric

Regulated licence
ElectriciansKitchener, ON
Electricians

Electrical Safety Authority · #7018414 · Licensed Electrical Contractor

Last seen May 7, 2026

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Lempro Electric

Regulated licence
ElectriciansKitchener, ON
Electricians

Electrical Safety Authority · #7014014 · Licensed Electrical Contractor

Last seen May 7, 2026

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Mac Ko Electric

Regulated licence
ElectriciansKitchener, ON
Electricians

Electrical Safety Authority · #7006823 · Licensed Electrical Contractor

Last seen May 7, 2026

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Mayburry Inc

Regulated licence
ElectriciansKitchener, ON
Electricians

Electrical Safety Authority · #7001165 · Licensed Electrical Contractor

Last seen May 7, 2026

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Mdl Electrical Inc

Regulated licence
ElectriciansKitchener, ON
Electricians

Electrical Safety Authority · #7000712 · Licensed Electrical Contractor

Last seen May 7, 2026

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Mendler Electric Inc

Regulated licence
ElectriciansKitchener, ON
Electricians

Electrical Safety Authority · #7003381 · Licensed Electrical Contractor

Last seen May 7, 2026

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Michel Electric

Regulated licence
ElectriciansKitchener, ON
Electricians

Electrical Safety Authority · #7005226 · Licensed Electrical Contractor

Last seen May 7, 2026

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Millers Electric Limited

Regulated licence
ElectriciansKitchener, ON
Electricians

Electrical Safety Authority · #7001659 · Licensed Electrical Contractor

Last seen May 7, 2026

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Mr Singh Electric Ltd

Regulated licence
ElectriciansKitchener, ON
Electricians

Electrical Safety Authority · #7018133 · Licensed Electrical Contractor

Last seen May 7, 2026

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MTE CONSULTANTS INC.

Regulated licence
Well DrillersKitchener, ON
Well Drillers

Ontario Ministry of the Environment, Conservation and Parks · #7302 · Licensed well contractor Class 3,5, Exempt Class 5

Last seen May 15, 2026

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On Spark Electric Inc

Regulated licence
ElectriciansKitchener, ON
Electricians

Electrical Safety Authority · #7016250 · Licensed Electrical Contractor

Last seen May 7, 2026

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One-Ten Electric Ltd

Regulated licence
ElectriciansKitchener, ON
Electricians

Electrical Safety Authority · #7013947 · Licensed Electrical Contractor

Last seen May 7, 2026

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Polocorp Inc.

Regulated licence
General ContractorsKitchener, ON
General ContractorsResidential Builders

Home Construction Regulatory Authority · #B60750 · Licensed builder/vendor

Last seen May 15, 2026

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Power Inc.

Regulated licence
ElectriciansKitchener, ON
Electricians

Electrical Safety Authority · #7012536 · Licensed Electrical Contractor

Last seen May 7, 2026

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Raj Electricals

Regulated licence
ElectriciansKitchener, ON
Electricians

Electrical Safety Authority · #7013237 · Licensed Electrical Contractor

Last seen May 7, 2026

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Ridgeview Homes Inc.

Regulated licence
General ContractorsKitchener, ON
General ContractorsResidential Builders

Home Construction Regulatory Authority · #B26444 · Licensed builder/vendor

Last seen May 15, 2026

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Ritz Homes

Regulated licence
General ContractorsKitchener, ON
General ContractorsResidential Builders

Home Construction Regulatory Authority · #B36584 · Licensed builder/vendor

Last seen May 15, 2026

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Rollco Electric

Regulated licence
ElectriciansKitchener, ON
Electricians

Electrical Safety Authority · #7018839 · Licensed Electrical Contractor

Last seen May 7, 2026

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Rosewood Electric Ltd

Regulated licence
ElectriciansKitchener, ON
Electricians

Electrical Safety Authority · #7003512 · Licensed Electrical Contractor

Last seen May 7, 2026

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Sestan Electric Construction Limited

Regulated licence
ElectriciansKitchener, ON
ElectriciansGeneral ContractorsResidential Builders

Electrical Safety Authority · #7007506 · Licensed Electrical Contractor

Last seen May 15, 2026 · 2 source records

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Shane Electric

Regulated licence
ElectriciansKitchener, ON
Electricians

Electrical Safety Authority · #7005493 · Licensed Electrical Contractor

Last seen May 7, 2026

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Sieg Electric

Regulated licence
ElectriciansKitchener, ON
Electricians

Electrical Safety Authority · #7017054 · Licensed Electrical Contractor

Last seen May 7, 2026

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