| Relationships | Role | Relationship Start | Relationship End |
| World Trading (Delaware) Inc. | Parent | 6/30/2007 | 4/19/2011 |
| World Trading (Delaware) Inc. | Parent | 6/29/2000 | 6/29/2007 |
| Db Jefferson Investments Limited | Subsidary | 10/29/2003 | 4/19/2011 |
| Db Jefferson Investments Limited | Subsidary | 6/30/2000 | 10/28/2003 |
| Clarksonx Inc. | Subsidary | 6/29/2000 | 8/31/2001 |