| # | Entity | Status | State |
|---|---|---|---|
| 1 | 48 671 336 913 WALTERS CONTRACTING PORTERS BRIDGE QUARRY PTY LTD |
ABN Active | TAS 7304 |
| 2 | 54 638 028 930 JB CONTRACTING & QUARRIES PTY LTD |
ABN Active | WA 6430 |
| 3 | 88 671 329 856 WALTERS CONTRACTING NOOK QUARRY PTY LTD |
ABN Active | TAS 7304 |
| 4 | 70 603 957 377 ANDREW SKEA AJS Quarry Contracting |
ABN Cancelled | QLD 4570 |
| 5 | 90 547 118 072 C.P WATT & R.J WATT Quarry Contracting |
ABN Active | WA 6173 |