| Relationships | Role | Relationship Start | Relationship End |
| Db Delaware Holdings (Uk) Limited | Parent | 6/30/2007 | 10/8/2008 |
| Db Delaware Holdings (Uk) Limited | Parent | 8/31/1987 | 6/29/2007 |
| B.T.I. Investments | Subsidary | 11/3/1994 | 12/2/2007 |
| World Markets Company Plc, The | Subsidary | 8/31/1987 | 10/1/1994 |
| World Markets Company Gmbh, The | Subsidary | 5/1/1993 | 10/1/1994 |
| World Markets Company Gmbh, The | Subsidary | 8/1/1991 | 4/30/1993 |
| World Market International | Subsidary | 1/1/1988 | 8/30/1991 |