| # | Entity | Status | State |
|---|---|---|---|
| 1 | 41 151 692 705 HS Engineering Pty Ltd |
ABN Cancelled | WA 6100 |
| 2 | 54 602 313 119 HS ENGINEERING PTY LTD |
ABN Active | QLD 4505 |
| 3 | 78 133 132 493 HS ENGINEERING PTY LTD |
ABN Cancelled | NSW 2767 |
| 4 | 80 627 915 824 HS ENGINEERING CONSULTANCY PTY LTD |
ABN Active | VIC 3008 |
| 5 | 90 610 504 875 HS ENGINEERING & CONSTRUCTION PTY LTD |
ABN Cancelled | NSW 2121 |
| 6 | 41 151 692 705 HS Engineering Pty Ltd |
ABN Cancelled | WA 6100 |
| 7 | 42 691 803 621 JOHANN SATTLER HS Engineers |
ABN Active | QLD 4812 |