| # | Entity | Status | State |
|---|---|---|---|
| 1 | 12 112 149 541 FOUR PHASES PTY LTD |
ABN Cancelled | QLD 4405 |
| 2 | 60 108 015 943 PHASE FOUR PTY LTD |
ABN Cancelled | QLD 4217 |
| 3 | 24 653 000 376 OBI & CO PTY LTD Four Phase Training |
ABN Cancelled | WA 6025 |
| 4 | 77 856 920 118 KELVIN JAMES HENNESSY Phase Four Electronics |
ABN Active | NSW 2487 |
| 5 | 77 856 920 118 KELVIN JAMES HENNESSY PHASE FOUR ELECTRONICS |
ABN Active | NSW 2487 |
| 6 | 77 856 920 118 KELVIN JAMES HENNESSY PHASE FOUR IT |
ABN Active | NSW 2487 |