| Relationships | Role | Relationship Start | Relationship End |
| Msip International Holdings Cv | Parent | 1/23/2009 | 3/23/2012 |
| Morgan Stanley Infrastructure Direct Investor | Subsidary | 1/23/2009 | 3/23/2012 |
| Morgan Stanley Infrastructure Venture Capital | Subsidary | 1/23/2009 | 3/23/2012 |