| Relationships | Role | Relationship Start | Relationship End |
| Gs Capital Partners V Fund, L.P. | Parent | 9/21/2008 | |
| Gs Capital Partners V Offshore Fund, L.P. | Parent | 9/21/2008 | |
| Gs Capital Partners V Gmbh & Co. Kg | Parent | 9/21/2008 | |
| Healthmarkets, Inc. | Subsidary | 9/21/2008 |