| Relationships | Role | Relationship Start | Relationship End |
| Portigon Ag | Parent | 12/31/1991 | 12/30/1993 |
| Westbtl Handel - Beteiligungsgesellschaft Mbh (Westbtl) | Parent | 12/31/1991 | 12/30/1993 |
| Hs - Touristik Beteiligungs Gmbh | Subsidary | 12/31/1991 | 12/30/1993 |
| Relationships | Role | Relationship Start | Relationship End |
| Portigon Ag | Parent | 12/31/1991 | 12/30/1993 |
| Westbtl Handel - Beteiligungsgesellschaft Mbh (Westbtl) | Parent | 12/31/1991 | 12/30/1993 |
| Hs - Touristik Beteiligungs Gmbh | Subsidary | 12/31/1991 | 12/30/1993 |