| # | Entity | Status | State |
|---|---|---|---|
| 1 | 36 656 663 795 WALKER INDUSTRIAL SYSTEMS PTY LTD |
ABN Active | VIC 3175 |
| 2 | 41 095 901 536 WALKER SYSTEMS AUSTRALIA PTY LTD |
ABN Cancelled | VIC 3095 |
| 3 | 81 342 707 722 WALKERS PTY LIMITED & DOWNER ENERGY SYSTEMS PTY LTD & RF INDUSTRIES P/L |
ABN Cancelled | QLD 4650 |
| 4 | 96 100 717 173 G J WALKER AIR HANDLING SYSTEMS PTY LTD |
ABN Active | VIC 3175 |
| 5 | 98 053 809 742 WALKER INTERACTIVE SYSTEMS PTY LIMITED |
ABN Cancelled | HASH 0000 |
| 6 | 27 649 894 196 JONATHAN WALKER Walker Computer Systems |
ABN Active | VIC 3311 |