| # | Entity | Status | State |
|---|---|---|---|
| 1 | 23 274 049 728 H E & C A OPPERMAN |
ABN Active | SA 5067 |
| 2 | 28 168 452 486 S.E LARKING & J.F OPPERMAN |
ABN Cancelled | WA 6171 |
| 3 | 40 568 013 731 E H & S OPPERMAN |
ABN Active | SA 5070 |
| 4 | 58 282 570 837 Z OPPERMAN & E VAN DER NEST |
ABN Cancelled | QLD 4154 |
| 5 | 53 468 974 808 EDWARD GEORGE RONALD OPPERMAN E Opperman Constructions |
ABN Active | NSW 2228 |