| Relationships | Role | Relationship Start | Relationship End |
| North Haven Infrastructure Partners A Sub Lp | Parent | 3/2/2012 | |
| North Haven Infrastructure Partners Lp | Parent | 3/2/2012 | |
| Morgan Stanley Infrastructure Investors Lp | Parent | 3/2/2012 |
| Relationships | Role | Relationship Start | Relationship End |
| North Haven Infrastructure Partners A Sub Lp | Parent | 3/2/2012 | |
| North Haven Infrastructure Partners Lp | Parent | 3/2/2012 | |
| Morgan Stanley Infrastructure Investors Lp | Parent | 3/2/2012 |