| # | Entity | Status | State |
|---|---|---|---|
| 1 | 41 252 761 427 JILL BIRT |
ABN Cancelled | WA 6210 |
| 2 | 51 213 241 539 IAN PIESSE JOHNSTON & JILL MARGARET-BIRT TREVENEN |
ABN Cancelled | WA 6160 |
| 3 | 51 213 241 539 IAN PIESSE JOHNSTON & JILL MARGARET-BIRT TREVENEN IAN PIESSE JOHNSTON & JILL MARGARET BIRT TREVENEN |
ABN Cancelled | WA 6160 |
| 4 | 69 421 894 170 JILLIAN MARGARET BIRT Jill Birt Architecture |
ABN Active | WA 6158 |