| Relationships | Role | Relationship Start | Relationship End |
| Gs International Infrastructure Partners I, L.P. | Parent | 9/21/2008 | 10/20/2014 |
| Gs Global Infrastructure Partners I, L.P. | Parent | 9/21/2008 | 10/20/2014 |
| Relationships | Role | Relationship Start | Relationship End |
| Gs International Infrastructure Partners I, L.P. | Parent | 9/21/2008 | 10/20/2014 |
| Gs Global Infrastructure Partners I, L.P. | Parent | 9/21/2008 | 10/20/2014 |