| Relationships | Role | Relationship Start | Relationship End |
| Mg Technologies Ag | Parent | 12/31/1991 | 12/30/1993 |
| Mg Technologies Ag | Parent | 12/31/1989 | 12/30/1991 |
| Mg Technologies Ag | Parent | 9/28/1989 | 12/30/1989 |
| Mg Services Company | Subsidary | 12/31/1991 | 12/30/1993 |
| Mg Ne-Produkthandel Gmbh | Subsidary | 6/11/1992 | 12/30/1993 |
| Mg Ne-Produkthandel Gmbh | Subsidary | 12/31/1991 | 6/10/1992 |
| Mg Services Company | Subsidary | 12/31/1989 | 12/30/1991 |
| Mg Ne-Produkthandel Gmbh | Subsidary | 12/31/1989 | 12/30/1991 |
| Mg Services Company | Subsidary | 9/28/1989 | 12/30/1989 |
| Mg Ne-Produkthandel Gmbh | Subsidary | 11/13/1989 | 12/30/1989 |