| # | Entity | Status | State |
|---|---|---|---|
| 1 | 17 604 932 158 GREAT NORTHERN AVIATION PTY LTD |
ABN Active | QLD 4000 |
| 2 | 38 629 762 830 NORTHERN AVIATION SERVICES PTY LTD |
ABN Active | WA 6743 |
| 3 | 44 136 783 054 NORTHERN TERRITORY AVIATION SERVICES PTY LTD |
ABN Cancelled | NT 0800 |
| 4 | 48 007 653 287 NORTHERN AVIATION PTY. LTD. |
ABN Cancelled | SA 5052 |
| 5 | 84 616 229 577 NORTHERN AUSTRALIA AVIATION PTY LTD |
ABN Active | NT 0810 |
| 6 | 48 007 653 287 NORTHERN AVIATION PTY. LTD. NORTHERN AVIATION PTY LTD |
ABN Cancelled | SA 5052 |