All 7 companies
A–Z by legal name| Company | Registry number | Registered | Status | City |
|---|---|---|---|---|
| DYNACORP FABRICATORS USA, INC. | 0000107684 | 2011-06-07 | Dissolved | CALGARY |
| HR7 ENERGY LTD. | 0000109783 | 2011-08-26 | Dissolved | CALGARY |
| PEAK ENERGY SERVICES USA, INC. | 0000104465 | 2011-02-08 | Merged | CALGARY |
| PLAINS MIDSTREAM CANADA UNLIMITED LIABILITY CORPORATION | 0000104423 | 2011-01-10 | Dissolved | CALGARY |
| SURGE ENERGY USA INC. | 0000106931 | 2011-05-06 | Merged | CALGARY |
| TERRA-SINE RESOURCES LTD. | 0000109959 | 2011-09-07 | Dissolved | CALGARY |
| TRANSALTA ENERGY MARKETING CORP. | 0000107132 | 2011-05-17 | Dissolved | CALGARY |