| # | Entity | Status | State |
|---|---|---|---|
| 1 | 22 990 972 641 MICHAEL JOHN BIRKS |
ABN Active | NSW 2765 |
| 2 | 22 994 513 464 TIMOTHY JOHN BIRKS |
ABN Cancelled | NSW 2830 |
| 3 | 49 286 832 191 MARTIN JOHN BIRKS |
ABN Cancelled | QLD 4034 |
| 4 | 49 905 609 821 JOHN NAPIER BIRKS |
ABN Active | NSW 2265 |
| 5 | 51 902 268 650 DAVID JOHN BIRKS |
ABN Active | NSW 2448 |
| 6 | 53 284 363 755 BRENDA BIRKS & JOHN TAYLOR |
ABN Cancelled | NSW 2452 |
| 7 | 53 487 213 319 JOHN NORMAN BIRKS |
ABN Active | NSW 2823 |
| 8 | 64 587 122 743 TREVOR JOHN BIRKS |
ABN Cancelled | QLD 4508 |
| 9 | 82 039 953 977 RUSSELL JOHN BIRKS |
ABN Cancelled | WA 6018 |
| 10 | 84 199 617 164 MICHAEL JOHN BIRKS |
ABN Cancelled | VIC 3977 |
| 11 | 99 324 813 515 ANDREW JOHN BIRKS |
ABN Cancelled | NSW 2071 |
| 12 | 53 487 213 319 JOHN NORMAN BIRKS JOHN BIRKS |
ABN Active | NSW 2823 |
| 13 | 51 902 268 650 DAVID JOHN BIRKS |
ABN Active | NSW 2448 |