Major Drilling Group International Inc. (TSX:MDI)
16.08
-0.76 (-4.51%)
May 15, 2026, 4:00 PM EST
Major Drilling Group International Company Description
Major Drilling Group International Inc. provides contract drilling services for mining and mineral exploration companies.
The company offers a suite of drilling services, including surface and underground coring, directional, reverse circulation, sonic, geotechnical, environmental, water-well, coal-bed methane, shallow gas, underground percussive, longhole drilling, surface drill and blast, and related mining services.
The company was founded in 1980 and is based in Moncton, Canada with additional offices in Mexico, South America, Asia, Africa, USA, and Australia.
Major Drilling Group International Inc.

| Country | Canada |
| Founded | 1980 |
| Industry | Other Industrial Metals & Mining |
| Sector | Materials |
| Employees | 2,500 |
| CEO | Denis Larocque |
Contact Details
Address: 111 St. George Street Moncton, NB NB Canada | |
| Phone | 506 857 8636 |
Stock Details
| Ticker Symbol | MDI |
| Exchange | Toronto Stock Exchange |
| Fiscal Year | May - April |
| Reporting Currency | CAD |
| ISIN Number | CA5609091031 |
| SIC Code | 1000 |
Key Executives
| Name | Position |
|---|---|
| Denis Larocque | President, Chief Executive Officer and Non-Independent Director |
| Ian Ross | Chief Financial Officer |
| Ashley Martin | Chief Operating Officer |
| Ben Graham | Vice President of Human Resources and Safety |
| Marc Landry C.M.A., CPA | Chief Technology Officer |
| Andrew McLaughlin | Vice President of Legal Affairs, General Counsel and Secretary |
| Chantal Melanson | Executive Assistant |
| Barry Zerbin | Vice President of Canadian Operations |
| Kevin Bradley Slemko | Vice President of US Operations |