| # | Entity | Status | State |
|---|---|---|---|
| 1 | 75 655 664 463 D MARWICK & D MARWICK |
ABN Active | WA 6036 |
| 2 | 92 835 820 317 D.J MARWICK & D.J MARWICK |
ABN Cancelled | WA 6037 |
| 3 | 49 184 179 535 S.L MARWICK & W.D MARWICK |
ABN Cancelled | WA 6065 |
| 4 | 83 587 780 192 D.L MARWICK & G MARWICK |
ABN Active | QLD 4650 |
| 5 | 21 626 404 402 VK & D MARWICK PTY LTD |
ABN Active | WA 6390 |
| 6 | 26 470 686 654 T.J MARWICK & B.D WINDSOR |
ABN Cancelled | WA 6168 |
| 7 | 43 551 554 878 D M & K Z MARWICK |
ABN Cancelled | WA 6302 |
| 8 | 49 622 140 892 J.L BOYD & D.J MARWICK & J.J MCDONNELL & K NYSSEN |
ABN Active | WA 6031 |
| 9 | 78 930 225 743 D.M KITSON & A.L MARWICK |
ABN Active | WA 6330 |