| Relationships | Role | Relationship Start | Relationship End |
| Gs Capital Partners Vi Fund, L.P. | Parent | 9/21/2008 | 3/30/2014 |
| Gs Capital Partners Vi Offshore Fund, L.P. | Parent | 9/21/2008 | 3/30/2014 |
| Gs Capital Partners Vi Parallel, L.P. | Parent | 9/21/2008 | 3/30/2014 |
| Gscp Vi Gmbh Dlk Holdings | Parent | 9/21/2008 | 3/30/2014 |