| Relationships | Role | Relationship Start | Relationship End |
| Gs Mezzanine Partners 2006 Institutional, L.P. | Parent | 9/21/2008 | |
| Gs Mezzanine Partners 2006 Institutional Fund, L.L.C. | Parent | 9/21/2008 | |
| Gsmp 2006 Institutional Investment Fund, Ltd. | Subsidary | 9/21/2008 | |
| Gsmp 2006 Institutional S.A.R.L. | Subsidary | 9/21/2008 | 3/11/2015 |