| Relationships | Role | Relationship Start | Relationship End |
| Teachers Insurance & Annuity Association Of America | Parent | 7/21/2011 | |
| Polar Star Canadian Oil And Gas, Inc. | Subsidary | 7/21/2011 | |
| Adastra Management Inc. | Subsidary | 11/24/2015 | |
| Nova Star Oil And Gas Inc. | Subsidary | 10/16/2015 | |
| Adastra Management Inc. | Subsidary | 12/1/2012 | 11/23/2015 |