| # | Entity | Status | State |
|---|---|---|---|
| 1 | 16 163 260 133 MECHANICAL ROCK PTY LTD |
ABN Active | WA 6000 |
| 2 | 19 159 270 167 ROCK ON MECHANICAL AND ENGINEERING PTY LTD |
ABN Active | NSW 2835 |
| 3 | 27 666 223 230 HARD ROCK MECHANICAL PTY LTD |
ABN Active | WA 6122 |
| 4 | 28 612 395 990 ROCK BOTTOM TYRES AND MECHANICAL PTY LTD |
ABN Active | QLD 4655 |
| 5 | 43 658 323 436 ROCK MECHANICS PTY LTD |
ABN Active | WA 6164 |
| 6 | 47 657 144 904 ROCK MECHANICAL PTY LTD |
ABN Active | WA 6000 |
| 7 | 52 150 475 308 ROCK & ROAD MECHANICAL PTY LTD |
ABN Cancelled | WA 6105 |
| 8 | 60 493 718 978 ROCK BOTTOM TYRES AND MECHANICAL PTY LTD & B.J WHITEWAY |
ABN Cancelled | QLD 4580 |
| 9 | 62 127 108 089 Andrews Rock Mechanics Pty Ltd |
ABN Active | WA 6027 |
| 10 | 70 669 434 333 BLACK ROCK MECHANICAL PTY LTD |
ABN Active | WA 6017 |
| 11 | 75 673 790 157 ROCK TECH MECHANICAL PTY LTD |
ABN Active | QLD 4870 |