| Relationships | Role | Relationship Start | Relationship End |
| World Trading (Delaware) Inc. | Parent | 6/30/2007 | 5/17/2011 |
| World Trading (Delaware) Inc. | Parent | 2/3/2000 | 6/29/2007 |
| Db Vandam Investments Limited | Subsidary | 11/4/2003 | 5/17/2011 |
| Db Vestry Investments Limited | Subsidary | 11/4/2003 | 5/17/2011 |
| Db Vandam Investments Limited | Subsidary | 2/3/2000 | 11/3/2003 |
| Db Vestry Investments Limited | Subsidary | 2/3/2000 | 11/3/2003 |
| Newportx Inc. | Subsidary | 2/3/2000 | 8/31/2001 |