Water well drilling contractors in Ontario
This page is for commercial, agricultural, government and municipal organisations looking for water well contractors in Ontario, including drilling, service, testing and decommissioning work.
What applies in Ontario
Ontario keeps well records and sets construction, testing and decommissioning rules for water wells. Commercial, farm and municipal owners should check the provincial requirements and available records.
Primary authority: Ontario well records (MECP).
Most relevant guide
For operators in Ontario, the closest starting point in our guides is Well water testing in Canada.
Related guides:
Browse Ontario by category
List your Ontario business
If you serve commercial, agricultural, government or municipal clients in Ontario, you can submit your business for the directory. There is no charge and no account; submissions go by email.
Back to the full Canadian directory.
Ontario well contractor questions
How do I find a well contractor in Ontario?
Listings for Ontario are still being built. Browse the page for now and submit your business to be included when listings open. When populated, this page will show contractors that serve commercial and agricultural clients in the province.
What rules apply to water wells in Ontario?
Water wells and groundwater in Ontario are managed provincially. Start with Ontario well records (MECP) and confirm construction, testing and decommissioning requirements with them before work begins.
Do you verify that Ontario contractors are licensed?
No. Commercial Well Service does not assert that a contractor is licensed, and does not publish ratings or reviews. Confirm credentials and permits directly with the contractor and the provincial authority.
General information only — not legal or regulatory advice. Confirm requirements with the authority in Ontario and a qualified contractor.