| Relationships | Role | Relationship Start | Relationship End |
| Bt Australia Limited | Parent | 5/1/1990 | 7/30/1999 |
| Bt Australia Limited | Parent | 3/1/1986 | 4/30/1990 |
| Buttonwood Nominees Pty. Limited | Subsidary | 6/22/1987 | 9/29/1999 |
| Nanway Nominees Pty. Limited | Subsidary | 12/16/1987 | 9/29/1999 |
| Upmill Nominees Pty. Limited | Subsidary | 6/1/1992 | 9/29/1999 |
| Woodross Nominees Pty. Limited | Subsidary | 6/1/1992 | 9/29/1999 |
| Bt Structured Equities Pty Limited | Subsidary | 2/28/1999 | 4/14/1999 |