| Relationships | Role | Relationship Start | Relationship End |
| Gsam Gen-Par, L.L.C. | Parent | 6/16/2015 | |
| Goldman Sachs Peg Combo Ke Fund Gp, L.L.C. | Parent | 1/1/2009 | 6/15/2015 |
| Energy Private Equity Managers (Concentrated) Lp | Subsidary | 1/1/2009 | |
| Private Equity Partners X Lp | Subsidary | 1/1/2009 | |
| Vintage V Lp | Subsidary | 1/1/2009 |