| Relationships | Role | Relationship Start | Relationship End |
| Morgan Stanley Infrastructure Holdings Inc. | Parent | 1/6/2014 | |
| Morgan Stanley Infrastructure Ii Gp Lp | Parent | 1/6/2014 | |
| North Haven Infrastructure Partners Ii-A Lp | Subsidary | 6/30/2015 | |
| North Haven Infrastructure Partners Ii Investors A Holdco Lp | Subsidary | 1/29/2014 | |
| North Haven Infrastructure Partners Ii Buffalo, Llc | Subsidary | 6/30/2016 | |
| Nhip Ii Hornet Llc | Subsidary | 8/17/2016 | |
| Nhip Ii Hornet Llc | Subsidary | 8/9/2016 | 8/16/2016 |