| Relationships | Role | Relationship Start | Relationship End |
| Gs Fund Holdings, L.L.C. | Parent | 11/30/2015 | |
| Goldman Sachs Group, Inc., The | Parent | 9/21/2008 | 11/29/2015 |
| Goldman Sachs Txu Investors Offshore Holdings, L.P. | Subsidary | 9/21/2008 | |
| Goldman Sachs Txu Investors Offshore, L.P. | Subsidary | 9/21/2008 |