| # | Entity | Status | State |
|---|---|---|---|
| 1 | 31 878 232 540 IFO DUNCAN & N DEWAR G.O. DUNCAN & SON |
ABN Cancelled | WA 6336 |
| 2 | 41 552 399 160 IFO DUNCAN & N DEWAR G.O DUNCAN & SON |
ABN Cancelled | WA 6336 |
| 3 | 45 728 404 067 IAN O & DOROTHY D & IAN F O DUNCAN G.O. DUNCAN & SON |
ABN Cancelled | WA 6336 |
| 4 | 85 772 033 801 GARTH DUNCAN G O DUNCAN |
ABN Cancelled | NSW 2474 |
| 5 | 31 668 813 520 IAN FREDERICK OLIPHANT DUNCAN G.O. DUNCAN & SON |
ABN Active | WA 6336 |
| 6 | 31 878 232 540 IFO DUNCAN & N DEWAR G O DUNCAN & SON |
ABN Cancelled | WA 6336 |
| 7 | 41 552 399 160 IFO DUNCAN & N DEWAR G O DUNCAN & SON |
ABN Cancelled | WA 6336 |