| # | Entity | Status | State |
|---|---|---|---|
| 1 | 17 669 287 576 SENTINEL ELECTRONICS ENGINEERING PTY LTD |
ABN Active | QLD 4113 |
| 2 | 78 150 966 797 SENTINEL ENGINEERING PTY LTD |
ABN Active | VIC 3818 |
| 3 | 84 626 749 442 SENTINEL ENGINEERING & FABRICATION PTY LTD |
ABN Active | QLD 4720 |
| 4 | 15 059 753 187 BARGAR PTY. LTD. SENTINEL ENGINE PARTS PTY LTD |
ABN Cancelled | VIC 3104 |
| 5 | 89 580 073 204 ASHLEY MUSGROVE SENTINEL ENGINEERING SERVICES |
ABN Active | SA 5016 |
| 6 | 52 575 588 181 STEVEN A CLARKE Sentinel Race Engines |
ABN Cancelled | NSW 2643 |
| 7 | 84 626 749 442 SENTINEL ENGINEERING & FABRICATION PTY LTD Sentinel Engineering & Fabrication |
ABN Active | QLD 4720 |