| Relationships | Role | Relationship Start | Relationship End |
| Charlton (Delaware), Inc. | Parent | 6/30/2007 | 11/12/2015 |
| Charlton (Delaware), Inc. | Parent | 9/7/2001 | 6/29/2007 |
| Cedar Investment Co. | Subsidary | 10/29/2003 | 7/30/2012 |
| Db Warren Investments Limited | Subsidary | 9/7/2001 | 10/28/2003 |
| Db Rivington Investments Limited | Subsidary | 9/7/2001 | 10/28/2003 |