| Relationships | Role | Relationship Start | Relationship End |
| Bt Australia Limited | Parent | 11/2/1996 | 9/29/1999 |
| Bt Science Holdings Limited | Parent | 7/1/1996 | 11/1/1996 |
| Relationships | Role | Relationship Start | Relationship End |
| Bt Australia Limited | Parent | 11/2/1996 | 9/29/1999 |
| Bt Science Holdings Limited | Parent | 7/1/1996 | 11/1/1996 |