| # | Entity | Status | State |
|---|---|---|---|
| 1 | 22 491 923 459 M.J DUFF & Z.J DUFF & K.M WIEDMAN |
ABN Active | QLD 4370 |
| 2 | 39 584 899 300 K.L DUFF & Z.J DUFF |
ABN Active | QLD 4362 |
| 3 | 93 358 945 862 M DUFF & Z.M DUFF |
ABN Cancelled | TAS 7250 |
| 4 | 54 296 531 472 J.D DUFF & Z.R SECOMB |
ABN Active | SA 5268 |
| 5 | 93 358 945 862 M DUFF & Z.M DUFF Z M & M K DUFF |
ABN Cancelled | TAS 7250 |