| Relationships | Role | Relationship Start | Relationship End |
| Goldman Sachs Group, Inc., The | Parent | 8/14/2009 | 1/8/2014 |
| Gs Capital Partners Vi Fund, L.P. | Parent | 8/14/2009 | 1/8/2014 |
| Gs Capital Partners Vi Offshore Fund, L.P. | Parent | 8/14/2009 | 1/8/2014 |
| Gs Capital Partners Vi Parallel, L.P. | Parent | 8/14/2009 | 1/8/2014 |
| Gsuig, L.L.C. | Parent | 8/14/2009 | 1/8/2014 |
| Goldman Sachs Dgc Investors, L.P. | Parent | 8/14/2009 | 1/8/2014 |
| Gs Capital Partners Vi Gmbh & Co. Kg | Parent | 8/14/2009 | 1/8/2014 |
| Goldman Sachs Dgc Investors Offshore Holdings, L.P. | Parent | 8/14/2009 | 1/8/2014 |