| Relationships | Role | Relationship Start | Relationship End |
| Portigon Ag | Parent | 12/8/1999 | 8/31/2001 |
| Portigon Ag | Parent | 12/31/1987 | 1/1/1998 |
| Schuh-Union Ag | Subsidary | 12/8/1999 | 8/31/2001 |
| Accumulatorenwerke Hoppeckecarl Zoellner & Sohn Gmbh & Co. Kg | Subsidary | 12/31/1987 | 1/1/1998 |
| Hoppecke Verwaltungsgesellschaft Mbh | Subsidary | 12/31/1987 | 1/1/1998 |