| Relationships | Role | Relationship Start | Relationship End |
| Morgan Stanley Infrastructure Ii Gp Lp | Parent | 2/5/2014 | |
| North Haven Infrastructure Partners Ii Lp | Parent | 2/5/2014 | |
| North Haven Infrastructure Partners Ii-Aiv Ii Lp | Parent | 2/5/2014 | |
| Nhip Ii Holdings Cooperatief U.A | Subsidary | 2/5/2014 |