| Relationships | Role | Relationship Start | Relationship End |
| W2007 Finance Sub, Llc | Parent | 9/21/2008 | 5/28/2015 |
| Whitehall Parallel Ourse S.A R.L. | Parent | 9/21/2008 | 5/28/2015 |
| W2007/W2008 Ourse S.A R.L. | Subsidary | 9/21/2008 | 5/28/2015 |
| Relationships | Role | Relationship Start | Relationship End |
| W2007 Finance Sub, Llc | Parent | 9/21/2008 | 5/28/2015 |
| Whitehall Parallel Ourse S.A R.L. | Parent | 9/21/2008 | 5/28/2015 |
| W2007/W2008 Ourse S.A R.L. | Subsidary | 9/21/2008 | 5/28/2015 |