| # | Entity | Status | State |
|---|---|---|---|
| 1 | 48 674 930 084 CLS ENGINEERS PTY LTD |
ABN Active | NSW 2156 |
| 2 | 52 162 062 795 CL ENGINEERING AUSTRALIA PTY LTD |
ABN Active | QLD 4113 |
| 3 | 80 605 731 959 CL CIVIL ENGINEERING PTY LTD |
ABN Active | NSW 2570 |
| 4 | 81 110 871 282 CL Water & Energy Engineers Pty Limited |
ABN Cancelled | NSW 2289 |
| 5 | 96 625 077 634 CL ENGINEERING SERVICES PTY LTD |
ABN Active | NSW 2194 |
| 6 | 15 284 549 889 XIAOMAN ZHAN CL CONSULTING ENGINEERING GROUP |
ABN Active | NSW 2126 |
| 7 | 71 486 260 629 BOON PIN LEE CL ELECTRICAL ENGINEERING SERVICES |
ABN Active | WA 6155 |
| 8 | 98 554 182 442 PHILIP WANIS CLS Consulting Engineers |
ABN Active | NSW 2156 |