| Relationships | Role | Relationship Start | Relationship End |
| Cgx Energy, Llc | Parent | 7/22/2014 | 11/30/2016 |
| Cgx Delaware Holdings, Llc | Parent | 12/13/2012 | 7/21/2014 |
| Cogentrix Field Services, Llc | Parent | 12/17/2010 | 12/12/2012 |
| Cogentrix Field Services, Llc | Parent | 9/21/2008 | 12/16/2010 |
| Cgx Mexico, Inc. | Subsidary | 9/21/2008 | 7/31/2015 |
| Ci Properties, Inc. | Subsidary | 9/21/2008 | 10/5/2012 |
| Hopewell Operating Services, Llc | Subsidary | 6/27/2011 | 6/27/2011 |
| Hopewell Operating Services, Llc | Subsidary | 9/21/2008 | 6/26/2011 |