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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 143 of 457 from the national official-source dataset.

131,786 records loaded

Walsh Electrical

Regulated licence
ElectriciansOrangeville, ON
Electricians

Electrical Safety Authority · #7011146 · Licensed Electrical Contractor

Last seen May 7, 2026

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WELL INITIATIVES LIMITED

Regulated licence
Well DrillersOrangeville, ON
Well Drillers

Ontario Ministry of the Environment, Conservation and Parks · #7221 · Licensed well contractor CLASS 1, 3, 4

Last seen May 15, 2026

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Zancon Electrical Ltd

Regulated licence
ElectriciansOrangeville, ON
Electricians

Electrical Safety Authority · #7006045 · Licensed Electrical Contractor

Last seen May 7, 2026

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1923124 Ontario Ltd.

Regulated licence
ElectriciansOrillia, ON
ElectriciansHVAC

Electrical Safety Authority · #7018710 · Licensed Electrical Contractor

Last seen May 7, 2026

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AusCan Utilities Inc.

Regulated licence
ElectriciansOrillia, ON
ElectriciansWell Drillers

Electrical Safety Authority · #7013749 · Licensed Electrical Contractor

Last seen May 15, 2026 · 2 source records

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Bomispir Electric

Regulated licence
ElectriciansOrillia, ON
Electricians

Electrical Safety Authority · #7003000 · Licensed Electrical Contractor

Last seen May 7, 2026

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Elecpro Inc

Regulated licence
ElectriciansOrillia, ON
Electricians

Electrical Safety Authority · #7009888 · Licensed Electrical Contractor

Last seen May 7, 2026

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Horsepower Emc Corp

Regulated licence
ElectriciansOrillia, ON
Electricians

Electrical Safety Authority · #7006887 · Licensed Electrical Contractor

Last seen May 7, 2026

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Mariposa Homes Inc.

Regulated licence
General ContractorsOrillia, ON
General ContractorsResidential Builders

Home Construction Regulatory Authority · #B27237 · Licensed builder/vendor

Last seen May 15, 2026

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My Own Cottage Inc.

Regulated licence
General ContractorsOrillia, ON
General ContractorsResidential Builders

Home Construction Regulatory Authority · #B64773 · Licensed builder/vendor

Last seen May 15, 2026

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N S E 2000 Inc

Regulated licence
ElectriciansOrillia, ON
Electricians

Electrical Safety Authority · #7001672 · Licensed Electrical Contractor

Last seen May 7, 2026

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Pro V Electric

Regulated licence
ElectriciansOrillia, ON
Electricians

Electrical Safety Authority · #7015238 · Licensed Electrical Contractor

Last seen May 7, 2026

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Watson Electric

Regulated licence
ElectriciansOrillia, ON
Electricians

Electrical Safety Authority · #7017401 · Licensed Electrical Contractor

Last seen May 7, 2026

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Zwiers Electric Ltd.

Regulated licence
ElectriciansOrillia, ON
Electricians

Electrical Safety Authority · #7015802 · Licensed Electrical Contractor

Last seen May 7, 2026

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16870368 Canada Inc.

Regulated licence
ElectriciansOrleans, ON
Electricians

Electrical Safety Authority · #7018386 · Licensed Electrical Contractor

Last seen May 7, 2026

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Bc Electric

Regulated licence
ElectriciansOrleans, ON
Electricians

Electrical Safety Authority · #7014302 · Licensed Electrical Contractor

Last seen May 7, 2026

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Bedard Electric Inc.

Regulated licence
ElectriciansOrleans, ON
Electricians

Electrical Safety Authority · #7014973 · Licensed Electrical Contractor

Last seen May 7, 2026

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Diotte Electric

Regulated licence
ElectriciansOrleans, ON
Electricians

Electrical Safety Authority · #7001136 · Licensed Electrical Contractor

Last seen May 7, 2026

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Dugas Electric Inc

Regulated licence
ElectriciansOrleans, ON
Electricians

Electrical Safety Authority · #7000908 · Licensed Electrical Contractor

Last seen May 7, 2026

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Duplex Enterprises Ltd

Regulated licence
ElectriciansOrleans, ON
Electricians

Electrical Safety Authority · #7000270 · Licensed Electrical Contractor

Last seen May 7, 2026

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Gre Electric Ltd

Regulated licence
ElectriciansOrleans, ON
Electricians

Electrical Safety Authority · #7013024 · Licensed Electrical Contractor

Last seen May 7, 2026

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Legault Builders Inc.

Regulated licence
General ContractorsOrleans, ON
General ContractorsResidential Builders

Home Construction Regulatory Authority · #B159 · Licensed builder/vendor

Last seen May 15, 2026

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