| Relationships | Role | Relationship Start | Relationship End |
| Key Capital Corporation | Parent | 4/1/2004 | |
| Kpp Co-Invest 2004, Llc | Parent | 8/11/2004 | |
| Kpp Management Group Iii Llc | Parent | 12/29/2004 | |
| Kpp Co-Invest 2006, Llc. | Parent | 3/31/2006 | |
| Kpp Co-Invest 2005, Llc | Parent | 4/18/2005 | 7/7/2015 |