| # | Entity | Status | State |
|---|---|---|---|
| 1 | 35 669 150 762 The Trustee for Crest Engineering World |
ABN Active | QLD 4113 |
| 2 | 37 641 263 167 CREST ENGINEERING CONSULTING PTY LTD |
ABN Active | VIC 3860 |
| 3 | 59 640 127 699 CREST ENGINEERING AUSTRALIA PTY LTD |
ABN Active | NSW 2293 |
| 4 | 59 640 127 699 CREST ENGINEERING AUSTRALIA PTY LTD CREST ENGINEERING |
ABN Active | NSW 2293 |
| 5 | 83 020 789 614 MARK FRANCIS WARREN CREST FACTOR ENGINEERING |
ABN Active | TAS 7000 |
| 6 | 94 057 557 605 A.C.N. 057 557 605 PTY LTD CREST ENGINEERS AUSTRALIA PTY LTD |
ABN Cancelled | WA 6000 |
| 7 | 30 543 867 224 NICHOLAS PHILIP CARTLEDGE Crest Engineering Consulting |
ABN Active | VIC 3860 |
| 8 | 59 640 127 699 CREST ENGINEERING AUSTRALIA PTY LTD Crest Engineering Australia |
ABN Active | NSW 2293 |