| # | Entity | Status | State |
|---|---|---|---|
| 1 | 86 642 493 847 BLACKWELL CONCRETING PTY LTD |
ABN Active | VIC 3351 |
| 2 | 91 662 901 377 TOM BLACKWELL CONCRETE & BUILDING PTY LTD |
ABN Active | TAS 7300 |
| 3 | 68 822 996 375 DAVID JOHN BLACKWELL BLACKWELL CONCRETING |
ABN Active | VIC 3351 |
| 4 | 86 975 689 254 THOMAS CHRISTOPHER BLACKWELL Tom Blackwell Concrete & Building |
ABN Cancelled | TAS 7300 |
| 5 | 68 822 996 375 DAVID JOHN BLACKWELL BLACKWELL CONCRETING |
ABN Active | VIC 3351 |