Williamsburg, ON Contractors

Search 4 official-source contractor records in Williamsburg, Ontario. Filter by trade, source type, and direct contact availability.

National index

131,786

91,145 with direct contact

Province

Ontario

Trade

Source type

Direct contact only

4 matching contractors

Showing page 1 of 1 from the national official-source dataset.

131,786 records loaded

Regulated licence

Well DrillersWilliamsburg, ON

Well Drillers

Ontario Ministry of the Environment, Conservation and Parks · #7745 · Licensed well contractor CLASS 4

Last seen May 15, 2026

(613) 535-2983

Regulated licence

ElectriciansWilliamsburg, ON

Electricians

Electrical Safety Authority · #7006042 · Licensed Electrical Contractor

Last seen May 7, 2026

6135352720

Regulated licence

ElectriciansWilliamsburg, ON

Electricians

Electrical Safety Authority · #7017019 · Licensed Electrical Contractor

Last seen May 7, 2026

6135523397

Regulated licence

General ContractorsWilliamsburg, ON

General ContractorsResidential Builders

Home Construction Regulatory Authority · #B32714 · Licensed builder/vendor

Last seen May 15, 2026