| # | Entity | Status | State |
|---|---|---|---|
| 1 | 28 676 382 399 MEC BUILDING SERVICES PTY LTD |
ABN Active | NSW 2197 |
| 2 | 33 083 732 870 MEC SERVICES PTY. LTD. |
ABN Cancelled | NSW 2063 |
| 3 | 40 167 902 810 MEC TECHNICAL SERVICES PTY LTD |
ABN Active | QLD 4000 |
| 4 | 65 672 927 089 MECS 23 SERVICES PTY LTD |
ABN Active | NSW 2084 |
| 5 | 71 074 678 925 MEC CONSTRUCTION SERVICES PTY LTD |
ABN Cancelled | NSW 2166 |
| 6 | 85 153 671 722 MEC INDUSTRY SERVICES PTY. LTD. |
ABN Active | NSW 2830 |