| Relationships | Role | Relationship Start | Relationship End |
| Dresdner Bank Aktiengesellschaft | Parent | 2/11/1992 | 8/31/2001 |
| Bayerische Landesbank | Parent | 12/30/1999 | 8/31/2001 |
| Allgemeine Leasing Gmbh | Parent | 2/11/1992 | 8/31/2001 |
| Portigon Ag | Parent | 4/29/1992 | 12/31/1999 |
| Aircon Leasing Gmbh | Subsidary | 2/11/1992 | 8/31/2001 |
| Quodis Grundstucks-Verwaltungs Gmbh & Co. Kg | Subsidary | 5/6/1996 | 8/31/2001 |