| # | Entity | Status | State |
|---|---|---|---|
| 1 | 49 195 819 214 R.D BIRKIN & R.G BIRKIN |
ABN Cancelled | WA 6026 |
| 2 | 64 442 870 723 P.A BIRKIN & R.C BIRKIN |
ABN Cancelled | WA 6211 |
| 3 | 71 623 031 543 A.B BIRKIN & T.R BIRKIN & A HENDERSON & D.L HENDERSON |
ABN Cancelled | SA 5092 |
| 4 | 94 336 423 778 M.J BIRKIN & T.R BIRKIN & G.E BOEKEMAN |
ABN Cancelled | WA 6084 |
| 5 | 43 785 279 326 R J C & V R BIRKIN |
ABN Active | SA 5265 |
| 6 | 62 727 921 178 A.S BIRKIN & R.M BRADLEY |
ABN Cancelled | WA 6101 |
| 7 | 75 522 523 035 T.R BIRKIN & G.E BOEKEMAN |
ABN Cancelled | WA 6054 |
| 8 | 76 653 001 846 N & R BIRKIN SUPER PTY LTD |
ABN Active | SA 5605 |