| # | Entity | Status | State |
|---|---|---|---|
| 1 | 15 617 853 728 MAGNUM OPUS PTY. LTD. |
ABN Active | NSW 2731 |
| 2 | 17 658 154 477 OUR MAGNUM OPUS PTY. LTD. |
ABN Active | QLD 4816 |
| 3 | 23 129 563 499 MAGNUM OPUS PTY LTD |
ABN Cancelled | QLD 4102 |
| 4 | 27 057 882 578 MAGNUM OPUS ADVERTISING PTY. LTD. |
ABN Cancelled | VIC 3181 |
| 5 | 35 676 731 034 MAGNUM OPUS AU PTY LTD |
ABN Active | NSW 2010 |
| 6 | 38 631 045 826 MAGNUM OPUS MORNINGTON PTY LTD |
ABN Active | VIC 3931 |
| 7 | 40 669 644 884 MAGNUM OPUS CONSTRUCTIONS PTY LTD |
ABN Active | NSW 2483 |
| 8 | 72 057 873 417 MAGNUM OPUS HOLDINGS PTY. LTD. |
ABN Active | VIC 3181 |
| 9 | 86 677 073 568 MAGNUM OPUS GROUP PTY LTD |
ABN Active | VIC 3033 |
| 10 | 89 084 257 170 MAGNUM OPUS WEBMEDIA PTY LTD |
ABN Cancelled | QLD 4101 |
| 11 | 93 121 883 734 MAGNUM OPUS INTL PTY. LTD. |
ABN Active | VIC 3163 |