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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 83 of 457 from the national official-source dataset.

131,786 records loaded

PDS Power

Regulated licence
ElectriciansJanetville, ON
Electricians

Electrical Safety Authority · #7004229 · Licensed Electrical Contractor

Last seen May 7, 2026

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Miedema Electric

Regulated licence
ElectriciansJarvis, ON
Electricians

Electrical Safety Authority · #7013363 · Licensed Electrical Contractor

Last seen May 7, 2026

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Neilson Electric

Regulated licence
ElectriciansJarvis, ON
Electricians

Electrical Safety Authority · #7015218 · Licensed Electrical Contractor

Last seen May 7, 2026

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Oakwood Electric Ltd

Regulated licence
ElectriciansJarvis, ON
Electricians

Electrical Safety Authority · #7007293 · Licensed Electrical Contractor

Last seen May 7, 2026

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W.J. ELLIOTT & SON LTD.

Regulated licence
ElectriciansJarvis, ON
ElectriciansWell Drillers

Electrical Safety Authority · #7002184 · Licensed Electrical Contractor

Last seen May 15, 2026 · 2 source records

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Pilatzke Plumbing Services

Regulated licence
PlumbersJasper, ON
PlumbersWell Drillers

Ontario Ministry of the Environment, Conservation and Parks · #8163 · Licensed well contractor CLASS 4

Last seen May 15, 2026

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Ark-Tech Contracting Ltd

Regulated licence
ElectriciansJerseyville, ON
ElectriciansGeneral Contractors

Electrical Safety Authority · #7001355 · Licensed Electrical Contractor

Last seen May 7, 2026

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Dca Controls Inc.

Regulated licence
ElectriciansJerseyville, ON
Electricians

Electrical Safety Authority · #7012452 · Licensed Electrical Contractor

Last seen May 7, 2026

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Tom E Spencer

Regulated licence
ElectriciansJohnstown, ON
Electricians

Electrical Safety Authority · #7004162 · Licensed Electrical Contractor

Last seen May 7, 2026

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Kindred Power Ltd.

Regulated licence
ElectriciansJordan Station, ON
Electricians

Electrical Safety Authority · #7017147 · Licensed Electrical Contractor

Last seen May 7, 2026

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Aiken Electric

Regulated licence
ElectriciansKakabeka Falls, ON
Electricians

Electrical Safety Authority · #7015361 · Licensed Electrical Contractor

Last seen May 7, 2026

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Paradis Incorporated

Regulated licence
ElectriciansKakabeka Falls, ON
Electricians

Electrical Safety Authority · #7018013 · Licensed Electrical Contractor

Last seen May 7, 2026

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Lemke Electric Inc

Regulated licence
ElectriciansKaladar, ON
Electricians

Electrical Safety Authority · #7003706 · Licensed Electrical Contractor

Last seen May 7, 2026

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BROOKS PLUMBING & CONTRACTING

Regulated licence
General ContractorsKalader, ON
General ContractorsPlumbersWell Drillers

Ontario Ministry of the Environment, Conservation and Parks · #7568 · Licensed well contractor CLASS 4

Last seen May 15, 2026

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10854441 Canada Inc.

Regulated licence
ElectriciansKanata, ON
Electricians

Electrical Safety Authority · #7015231 · Licensed Electrical Contractor

Last seen May 7, 2026

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Aelec

Regulated licence
ElectriciansKanata, ON
Electricians

Electrical Safety Authority · #7008899 · Licensed Electrical Contractor

Last seen May 7, 2026

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Aimm Electric Ltd

Regulated licence
ElectriciansKanata, ON
Electricians

Electrical Safety Authority · #7015258 · Licensed Electrical Contractor

Last seen May 7, 2026

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Astra Energy Ltd.

Regulated licence
ElectriciansKanata, ON
Electricians

Electrical Safety Authority · #7017640 · Licensed Electrical Contractor

Last seen May 7, 2026

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EGIS Canada Ltd.

Regulated licence
Well DrillersKanata, ON
Well Drillers

Ontario Ministry of the Environment, Conservation and Parks · #8167 · Licensed well contractor EXEMPT-CLASS 5

Last seen May 15, 2026

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Grantelectric

Regulated licence
ElectriciansKanata, ON
Electricians

Electrical Safety Authority · #7014891 · Licensed Electrical Contractor

Last seen May 7, 2026

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Hayat Electric Ltd.

Regulated licence
ElectriciansKanata, ON
Electricians

Electrical Safety Authority · #7018197 · Licensed Electrical Contractor

Last seen May 7, 2026

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Mk Electrical Solutions

Regulated licence
ElectriciansKanata, ON
Electricians

Electrical Safety Authority · #7015402 · Licensed Electrical Contractor

Last seen May 7, 2026

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Chamberlain Electric

Regulated licence
ElectriciansKapuskasing, ON
Electricians

Electrical Safety Authority · #7018658 · Licensed Electrical Contractor

Last seen May 7, 2026

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Fr Electrical Services

Regulated licence
ElectriciansKapuskasing, ON
Electricians

Electrical Safety Authority · #7012126 · Licensed Electrical Contractor

Last seen May 7, 2026

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