| # | Entity | Status | State |
|---|---|---|---|
| 1 | 15 152 196 408 South East Sandstone Pty Ltd |
ABN Active | QLD 4370 |
| 2 | 93 347 006 241 N.A HOLMAN & K.A TOUGH South brisbane sandstone walls |
ABN Active | QLD 4124 |
| 3 | 65 057 990 404 R.P.S. HOLDINGS PTY LIMITED SOUTH COAST SANDSTONE |
ABN Active | NSW 2526 |
| 4 | 52 646 556 676 SYDNEY SANDSTONE BLOCK SUPPLIERS PTY LTD SOUTH SYDNEY SANDSTONE |
ABN Active | NSW 2484 |