| # | Entity | Status | State |
|---|---|---|---|
| 1 | 32 683 129 593 E.D. MANAGEMENT GROUP SERVICES PTY LIMITED & PROFESSIONAL TECHNICS CONSTRUCTION PTY LTD |
ABN Cancelled | NSW 2200 |
| 2 | 37 621 863 241 ENGINEERING DESIGN BUILDING CONSTRUCTION & PROJECT MANAGEMENT PROFESSIONAL SERVICES GROUP PTY LTD |
ABN Cancelled | VIC 3101 |
| 3 | 49 632 025 533 ENGINEERING CONSTRUCTION PROFESSIONAL SERVICES PTY LTD |
ABN Active | NSW 2137 |
| 4 | 80 111 538 339 Professional Construction Services Pty Ltd |
ABN Active | NSW 2250 |
| 5 | 83 083 054 282 PROFESSIONAL CONSTRUCTION SERVICES (WA) PTY LTD |
ABN Cancelled | WA 6107 |
| 6 | 53 767 400 641 WEN CHIA AU Professional Construction Services |
ABN Cancelled | QLD 4068 |