| # | Entity | Status | State |
|---|---|---|---|
| 1 | 70 620 041 968 Bob Dickie Mine Supervision & Training Pty Limited & GREAT WESTERN MINING SERVICES PTY LTD & Ventilation Solutions Pty Limited |
ABN Cancelled | NSW 2850 |
| 2 | 44 602 196 083 WESTERN VENTILATION PTY. LTD. |
ABN Cancelled | WA 6019 |
| 3 | 65 051 889 537 WESTERN VENTILATION EQUIPMENT PTY LTD |
ABN Cancelled | NSW 2161 |
| 4 | 69 605 968 830 WESTERN VENTILATION SYSTEMS PTY LTD |
ABN Active | WA 6171 |
| 5 | 73 655 356 157 WESTERN SYDNEY VENTILATION PTY LTD |
ABN Active | NSW 2749 |
| 6 | 89 164 854 675 WESTERN WIDE AIR & VENTILATION PTY LTD |
ABN Cancelled | WA 6025 |
| 7 | 65 051 889 537 WESTERN VENTILATION EQUIPMENT PTY LTD |
ABN Cancelled | NSW 2161 |