| Relationships | Role | Relationship Start | Relationship End |
| Neunte Herakles Beteiligungs - Gesellschaft Mbh & Co. Kg | Parent | 12/31/1999 | 8/31/2001 |
| Dresdner Bank Aktiengesellschaft | Parent | 1/1/1993 | 12/30/1999 |
| Deutsche Bank Aktiengesellschaft | Parent | 12/31/1992 | 8/25/1999 |