| Relationships | Role | Relationship Start | Relationship End |
| Goldman Sachs Group, Inc., The | Parent | 8/14/2009 | |
| Matador Infra B.V. | Parent | 8/14/2009 |
| Relationships | Role | Relationship Start | Relationship End |
| Goldman Sachs Group, Inc., The | Parent | 8/14/2009 | |
| Matador Infra B.V. | Parent | 8/14/2009 |