| # | Entity | Status | State |
|---|---|---|---|
| 1 | 59 300 102 131 HP & C GABEL HANS ON PACKAGING & ENGINEERING SVCES |
ABN Cancelled | SA 5163 |
| 2 | 19 155 849 175 HP Automotive Pty Ltd HP Aero Engines |
ABN Active | QLD 4208 |
| 3 | 30 707 373 246 The trustee for HPS TRUST HPS Engineering |
ABN Cancelled | VIC 3215 |
| 4 | 33 073 967 391 GEOFFREY PATRICK RYAN HP RACE ENGINES |
ABN Active | QLD 4118 |
| 5 | 45 642 285 434 HPS TECH PTY LTD HPS ENGINEERING |
ABN Active | VIC 3215 |
| 6 | 14 930 179 755 ANTHONY DOVE HPS Engines |
ABN Active | VIC 3131 |