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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 69 of 457 from the national official-source dataset.

131,786 records loaded

Tdw Electric

Regulated licence
ElectriciansGooderham, ON
Electricians

Electrical Safety Authority · #7007886 · Licensed Electrical Contractor

Last seen May 7, 2026

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Bob Foster Electric

Regulated licence
ElectriciansGore Bay, ON
Electricians

Electrical Safety Authority · #7003800 · Licensed Electrical Contractor

Last seen May 7, 2026

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Glen Wallace

Regulated licence
ElectriciansGorham, ON
Electricians

Electrical Safety Authority · #7011440 · Licensed Electrical Contractor

Last seen May 7, 2026

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Mj Fraser Electric Ltd

Regulated licence
ElectriciansGorham, ON
Electricians

Electrical Safety Authority · #7000083 · Licensed Electrical Contractor

Last seen May 7, 2026

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ATCOST SOIL DRILLING INC.

Regulated licence
Well DrillersGormley, ON
Well Drillers

Ontario Ministry of the Environment, Conservation and Parks · #6032 · Licensed well contractor CLASS 1, 2, 3

Last seen May 15, 2026

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Farsight Homes

Regulated licence
General ContractorsGormley, ON
General ContractorsResidential Builders

Home Construction Regulatory Authority · #B32548 · Licensed builder/vendor

Last seen May 15, 2026

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Stratton Prime Drilling Inc.

Regulated licence
Well DrillersGormley, ON
Well Drillers

Ontario Ministry of the Environment, Conservation and Parks · #7774 · Licensed well contractor CLASS 3

Last seen May 15, 2026 · 2 source records

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Hv Power

Regulated licence
ElectriciansGorrie, ON
Electricians

Electrical Safety Authority · #7005730 · Licensed Electrical Contractor

Last seen May 7, 2026

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J Stewart Electric

Regulated licence
ElectriciansGorrie, ON
Electricians

Electrical Safety Authority · #7004515 · Licensed Electrical Contractor

Last seen May 7, 2026

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Krzysko Waterworks

Regulated licence
Well DrillersGoulais River, ON
Well Drillers

Ontario Ministry of the Environment, Conservation and Parks · #8211 · Licensed well contractor CLASS 3, 4

Last seen May 15, 2026

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Powerlines Plus LTD

Regulated licence
ElectriciansGoulais River, ON
Electricians

Electrical Safety Authority · #7018794 · Licensed Electrical Contractor

Last seen May 7, 2026

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Ags Electric

Regulated licence
ElectriciansGrafton, ON
Electricians

Electrical Safety Authority · #7009045 · Licensed Electrical Contractor

Last seen May 7, 2026

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Calbury Electric

Regulated licence
ElectriciansGrafton, ON
Electricians

Electrical Safety Authority · #7008042 · Licensed Electrical Contractor

Last seen May 7, 2026

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Jeffrey Construction

Regulated licence
ElectriciansGrafton, ON
ElectriciansGeneral Contractors

Electrical Safety Authority · #7004552 · Licensed Electrical Contractor

Last seen May 7, 2026

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Power At Hand

Regulated licence
ElectriciansGrafton, ON
Electricians

Electrical Safety Authority · #7014788 · Licensed Electrical Contractor

Last seen May 7, 2026

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Jjnm Services Inc

Regulated licence
ElectriciansGrand Bend, ON
Electricians

Electrical Safety Authority · #7013954 · Licensed Electrical Contractor

Last seen May 7, 2026

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Medway Homes Inc.

Regulated licence
General ContractorsGrand Bend, ON
General ContractorsResidential Builders

Home Construction Regulatory Authority · #B21652 · Licensed builder/vendor

Last seen May 15, 2026

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AMP'D by Mac

Regulated licence
ElectriciansGrand Valley, ON
Electricians

Electrical Safety Authority · #7018629 · Licensed Electrical Contractor

Last seen May 7, 2026

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F Wilson Electric

Regulated licence
ElectriciansGrand Valley, ON
Electricians

Electrical Safety Authority · #7003380 · Licensed Electrical Contractor

Last seen May 7, 2026

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Jm Electric And Fire Ltd.

Regulated licence
ElectriciansGrand Valley, ON
ElectriciansFire Protection

Electrical Safety Authority · #7015303 · Licensed Electrical Contractor

Last seen May 7, 2026

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Northwood Electric Ltd

Regulated licence
ElectriciansGrand Valley, ON
Electricians

Electrical Safety Authority · #7013887 · Licensed Electrical Contractor

Last seen May 7, 2026

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Kvo Electric Inc

Regulated licence
ElectriciansGranton, ON
Electricians

Electrical Safety Authority · #7003259 · Licensed Electrical Contractor

Last seen May 7, 2026

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Enercon Electric Inc

Regulated licence
ElectriciansGrassie, ON
Electricians

Electrical Safety Authority · #7001580 · Licensed Electrical Contractor

Last seen May 7, 2026

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