| # | Entity | Status | State |
|---|---|---|---|
| 1 | 33 661 945 722 MACTECH SERVICES PTY LTD |
ABN Active | VIC 3934 |
| 2 | 52 143 998 645 MACTECH CONSTRUCTIONS PTY LTD |
ABN Active | QLD 4223 |
| 3 | 58 000 787 388 MACTECH SCIENTIFIC PTY LTD |
ABN Cancelled | NSW 2479 |
| 4 | 68 073 972 522 MACTECH AUSTRALIA PTY LTD |
ABN Active | WA 6065 |
| 5 | 81 132 786 291 Mactech Communications Pty Ltd |
ABN Cancelled | QLD 4565 |
| 6 | 85 120 299 327 MACTECH PTY LTD |
ABN Active | NSW 2032 |
| 7 | 90 160 025 794 MACTECH HOLDINGS PTY LTD |
ABN Cancelled | WA 6155 |
| 8 | 90 650 683 711 MACTECH ELECTRICAL PTY LTD |
ABN Active | VIC 3025 |
| 9 | 22 129 942 241 MCALLISTER FAMILY TRUST MACTECH MARINE CONSULTANTS PTY LTD |
ABN Cancelled | VIC 3167 |
| 10 | 52 143 998 645 MACTECH CONSTRUCTIONS PTY LTD |
ABN Active | QLD 4223 |
| 11 | 85 120 299 327 MACTECH PTY LTD Mactech Pty Ltd |
ABN Active | NSW 2032 |