| Relationships | Role | Relationship Start | Relationship End |
| Bt Australia Limited | Parent | 5/31/1982 | 9/29/1999 |
| Bt Pacific Management Limited | Subsidary | 1/1/1987 | 9/29/1999 |
| Bt Australia (U.K.) Ltd. | Subsidary | 3/31/1983 | 11/29/1991 |
| Bt Finance International Limited | Subsidary | 5/19/1986 | 2/28/1991 |