| # | Entity | Status | State |
|---|---|---|---|
| 1 | 43 974 793 304 ROBERT WILLIAM HARTWELL ESTATE & GWEN L HARTWELL NO 2 |
ABN Cancelled | QLD 4807 |
| 2 | 11 971 258 390 RONALD WILLIAM HARTWELL |
ABN Cancelled | SA 5116 |
| 3 | 14 337 355 616 MATTHEW JAMES WILLIAM HARTWELL |
ABN Active | QLD 4370 |
| 4 | 25 247 453 436 WILLIAM NEIL HARTWELL |
ABN Cancelled | NSW 2074 |
| 5 | 32 651 178 614 ROBERT WILLIAM HARTWELL ESTATE |
ABN Cancelled | QLD 4807 |
| 6 | 37 765 641 729 WILLIAM HENRY THOMAS HARTWELL |
ABN Cancelled | NSW 2037 |
| 7 | 75 545 146 470 JOHN WILLIAM HARTWELL |
ABN Cancelled | ACT 2902 |
| 8 | 78 802 312 109 KURT WILLIAM HARTWELL |
ABN Cancelled | QLD 4744 |
| 9 | 79 711 229 881 STUART WILLIAM HARTWELL |
ABN Cancelled | SA 5113 |
| 10 | 79 769 608 132 NICHOLAS HARTWELL WILLIAMS |
ABN Cancelled | VIC 3032 |
| 11 | 84 183 716 275 RONALD WILLIAM HARTWELL |
ABN Cancelled | QLD 4220 |
| 12 | 84 907 137 492 JOHN WILLIAM HARTWELL |
ABN Cancelled | NSW 2095 |
| 13 | 32 651 178 614 ROBERT WILLIAM HARTWELL ESTATE ESTATE ROBERT WILLIAM HARTWELL DEC'D |
ABN Cancelled | QLD 4807 |