Canada
Browse

ON

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 153 of 457 from the national official-source dataset.

131,786 records loaded

GRI INC

Regulated licence
Well DrillersOxford Mills, ON
Well Drillers

Ontario Ministry of the Environment, Conservation and Parks · #7582 · Licensed well contractor EXEMPT-CLASS 5

Last seen May 15, 2026

CallView profile

Electricworkx

Regulated licence
ElectriciansOxford Station, ON
Electricians

Electrical Safety Authority · #7010639 · Licensed Electrical Contractor

Last seen May 7, 2026

CallView profile

J Gingrich Electric Inc

Regulated licence
ElectriciansOxford Station, ON
Electricians

Electrical Safety Authority · #7009011 · Licensed Electrical Contractor

Last seen May 7, 2026

CallView profile

ACI Electric

Regulated licence
ElectriciansPain Court, ON
Electricians

Electrical Safety Authority · #7018842 · Licensed Electrical Contractor

Last seen May 7, 2026

CallView profile

B And D Contracting

Regulated licence
ElectriciansPaisley, ON
ElectriciansGeneral Contractors

Electrical Safety Authority · #7013030 · Licensed Electrical Contractor

Last seen May 7, 2026

CallView profile

Charlton Perry

Regulated licence
ElectriciansPaisley, ON
Electricians

Electrical Safety Authority · #7014409 · Licensed Electrical Contractor

Last seen May 7, 2026

CallView profile

Gooding Electric

Regulated licence
ElectriciansPaisley, ON
Electricians

Electrical Safety Authority · #7010674 · Licensed Electrical Contractor

Last seen May 7, 2026

CallView profile

Heinz Electric Inc

Regulated licence
ElectriciansPaisley, ON
Electricians

Electrical Safety Authority · #7016241 · Licensed Electrical Contractor

Last seen May 7, 2026

CallView profile

MD Plumbing

Regulated licence
PlumbersPaisley, ON
PlumbersWell Drillers

Ontario Ministry of the Environment, Conservation and Parks · #8192 · Licensed well contractor CLASS 4

Last seen May 15, 2026

CallView profile

Bernco Electric Inc

Regulated licence
ElectriciansPakenham, ON
Electricians

Electrical Safety Authority · #7005499 · Licensed Electrical Contractor

Last seen May 7, 2026

CallView profile

COLT'S PLUMBING INC.

Regulated licence
PlumbersPakenham, ON
PlumbersWell Drillers

Ontario Ministry of the Environment, Conservation and Parks · #7763 · Licensed well contractor CLASS 1, 4

Last seen May 15, 2026

CallView profile

Kennedy Electric

Regulated licence
ElectriciansPakenham, ON
Electricians

Electrical Safety Authority · #7011041 · Licensed Electrical Contractor

Last seen May 7, 2026

CallWebsiteView profile

M. DOWNEY EXCAVATING LTD.

Regulated licence
Excavation ContractorsPakenham, ON
Excavation ContractorsWell Drillers

Ontario Ministry of the Environment, Conservation and Parks · #6026 · Licensed well contractor CLASS 2, 4

Last seen May 15, 2026

CallView profile

STANTON DRILLING INC.

Regulated licence
Well DrillersPakenham, ON
Well Drillers

Ontario Ministry of the Environment, Conservation and Parks · #4875 · Licensed well contractor CLASS 1, 2, 3, 4

Last seen May 15, 2026

CallView profile

Aaa The Electrician

Regulated licence
ElectriciansPalgrave, ON
Electricians

Electrical Safety Authority · #7018021 · Licensed Electrical Contractor

Last seen May 7, 2026

CallView profile

Argo Electric

Regulated licence
ElectriciansPalgrave, ON
Electricians

Electrical Safety Authority · #7011312 · Licensed Electrical Contractor

Last seen May 7, 2026

CallView profile

Brican Electric Ltd

Regulated licence
ElectriciansPalgrave, ON
Electricians

Electrical Safety Authority · #7000097 · Licensed Electrical Contractor

Last seen May 7, 2026

CallView profile

Dal Electric Ltd.

Regulated licence
ElectriciansPalgrave, ON
Electricians

Electrical Safety Authority · #7018147 · Licensed Electrical Contractor

Last seen May 7, 2026

CallView profile

Excell Electric

Regulated licence
ElectriciansPalgrave, ON
Electricians

Electrical Safety Authority · #7012341 · Licensed Electrical Contractor

Last seen May 7, 2026

CallView profile

Gold Electric Ltd

Regulated licence
ElectriciansPalgrave, ON
Electricians

Electrical Safety Authority · #7004219 · Licensed Electrical Contractor

Last seen May 7, 2026

CallView profile

BERNARD MARQUARDT & SON LTD

Regulated licence
Well DrillersPalmer Rapids, ON
Well Drillers

Ontario Ministry of the Environment, Conservation and Parks · #3651 · Licensed well contractor CLASS 1, 4

Last seen May 15, 2026

CallView profile

Peter Poot Electric Inc

Regulated licence
ElectriciansPalmerston, ON
Electricians

Electrical Safety Authority · #7002185 · Licensed Electrical Contractor

Last seen May 7, 2026

CallView profile

Tryon Electrical Inc

Regulated licence
ElectriciansParham, ON
Electricians

Electrical Safety Authority · #7014653 · Licensed Electrical Contractor

Last seen May 7, 2026

CallView profile

Dean Electric Ltd

Regulated licence
ElectriciansParis, ON
Electricians

Electrical Safety Authority · #7000426 · Licensed Electrical Contractor

Last seen May 7, 2026

CallView profile

Jp Current Inc

Regulated licence
ElectriciansParis, ON
Electricians

Electrical Safety Authority · #7014307 · Licensed Electrical Contractor

Last seen May 7, 2026

CallView profile

Radcliffe Service Inc

Regulated licence
ElectriciansParis, ON
Electricians

Electrical Safety Authority · #7017632 · Licensed Electrical Contractor

Last seen May 7, 2026

CallView profile

Struthers Electric

Regulated licence
ElectriciansParis, ON
Electricians

Electrical Safety Authority · #7001992 · Licensed Electrical Contractor

Last seen May 7, 2026

CallView profile

Mccarter Electric

Regulated licence
ElectriciansParkhill, ON
Electricians

Electrical Safety Authority · #7011394 · Licensed Electrical Contractor

Last seen May 7, 2026

CallView profile

R.Kennes Electric

Regulated licence
ElectriciansParkhill, ON
Electricians

Electrical Safety Authority · #7017483 · Licensed Electrical Contractor

Last seen May 7, 2026

CallView profile