| # | Entity | Status | State |
|---|---|---|---|
| 1 | 81 615 065 588 RTS CIVIL CONSULTING ENGINEERS PTY. LTD. |
ABN Active | QLD 4220 |
| 2 | 73 710 377 248 WIMALASENA SAMARASINGHE RTS Engineering Consultants |
ABN Cancelled | NSW 2122 |
| 3 | 81 615 065 588 RTS CIVIL CONSULTING ENGINEERS PTY. LTD. RTS CIVIL CONSULTING ENGINEERS |
ABN Active | QLD 4220 |
| 4 | 93 322 191 539 R.M NIKOLA & A.M SARAULLO RT CIVIL ENGINEERING CONSULTANTS |
ABN Active | WA 6008 |