| Relationships | Role | Relationship Start | Relationship End |
| Pyramid Industries B.V. | Parent | 1/2/1992 | 10/29/1993 |
| Bankers Trust Finanziaria Spa | Parent | 7/1/1990 | 1/1/1992 |
| Relationships | Role | Relationship Start | Relationship End |
| Pyramid Industries B.V. | Parent | 1/2/1992 | 10/29/1993 |
| Bankers Trust Finanziaria Spa | Parent | 7/1/1990 | 1/1/1992 |