| Relationships | Role | Relationship Start | Relationship End |
| Bt Australia Limited | Parent | 7/2/1993 | 9/29/1999 |
| Bt Australia Corporate Services Pty Limited | Parent | 9/1/1988 | 7/1/1993 |
| Relationships | Role | Relationship Start | Relationship End |
| Bt Australia Limited | Parent | 7/2/1993 | 9/29/1999 |
| Bt Australia Corporate Services Pty Limited | Parent | 9/1/1988 | 7/1/1993 |