| Almac Machine Works Ltd. | Argus Machine Co Ltd. |
| Baker Hughes Canada Company. | Cando Oilfield Supplies & Rentals Ltd. |
| Capital Oilfield Equipment Inc. | Cole International Inc. |
| Columbia Oilfield Supply | Ensign Drilling Partnership |
| F I Canada Oilfield Services Ltd. | Grant Prideco Canada Ltd. |
| Guardian | Halliburton Group Canada |
| Hi-Kalibre Equipment Ltd. | Hi-Tech Seals Inc. |
| Impact Oilfield Supply Inc. | Jet Lube of Canada Ltd |
| Marlex Energy Services | Micoda Process Systems Inc. |
| Nabors Drilling | Peak Energy Services Partnership |
| Pentastar Energy Services Ltd. | Power Comm Inc. |
| Premium Oilfield Inspection Services Ltd. | PTI Premium Camp Services |
| Reliance Industrial Products Ltd. | Rig Products Inc. |
| Servco Oilfield Supply Canada Ltd. | Smith International Canada, Ltd. |
| Southwest Oilfield Products (Alberta) Ltd. | T3 - Oilco Energy Services |
| Team Rig & Supply Ltd. | Titan Supply Inc. |
| Travers Food Service Ltd. | United Diamond Ltd. |
| Varco Canada Limited | |