| Relationships | Role | Relationship Start | Relationship End |
| Wardley International Nv | Parent | 9/30/1983 | 4/1/1991 |
| Wardley Bv | Subsidary | 9/30/1983 | 4/1/1991 |
| Relationships | Role | Relationship Start | Relationship End |
| Wardley International Nv | Parent | 9/30/1983 | 4/1/1991 |
| Wardley Bv | Subsidary | 9/30/1983 | 4/1/1991 |