| Relationships | Role | Relationship Start | Relationship End |
| Bear Stearns Asset Management Inc. | Parent | 4/8/2008 | 12/31/2012 |
| Bear Stearns Health Innoventures Offshore, L.P. | Subsidary | 1/28/2009 | 12/31/2012 |
| Bear Stearns Health Innoventures Employee Fund, L.P. | Subsidary | 4/8/2008 | 12/31/2012 |
| Bear Stearns Health Innoventures, L.P. | Subsidary | 4/8/2008 | 12/31/2012 |
| Bx, L.P. | Subsidary | 4/8/2008 | 2/1/2011 |