| # | Entity | Status | State |
|---|---|---|---|
| 1 | 43 623 948 283 O'BRIEN MECHANICAL SOLUTIONS PTY LTD |
ABN Active | QLD 4740 |
| 2 | 14 965 093 968 ANTHONY JOHN O'BRIEN O'BRIEN MECHANICAL DRAFTING SERVICES |
ABN Cancelled | NSW 2444 |
| 3 | 31 268 134 626 ROBERT JOHN O'BRIEN O'BRIEN MECHANICAL |
ABN Cancelled | NSW 2440 |
| 4 | 39 736 841 783 JOEL BYRAM O'BRIEN'S AUTOMOTIVE & MECHANICAL |
ABN Active | NSW 2527 |
| 5 | 59 847 720 991 PAUL HENRY OBRIEN O'BRIEN'S ELECTRO-MECHANICAL SERVICES AND CONSULTING |
ABN Cancelled | VIC 3149 |
| 6 | 81 963 466 029 GEORGE J & FRANCES O'BRIEN O'BRIEN MOBILE MECHANICAL |
ABN Cancelled | QLD 4107 |