| # | Entity | Status | State |
|---|---|---|---|
| 1 | 55 334 258 862 DOWNER UTILITIES AUSTRALIA PTY LTD & VENTIA UTILITY SERVICES PTY LIMITED |
ABN Active | QLD 4101 |
| 2 | 22 826 069 325 SERVICE STREAM UTILITIES PTY LTD & JOHN HOLLAND PTY LTD & SERVICE STREAM MAINTENANCE PTY LIMITED & WSP AUSTRALIA PTY LIMITED |
ABN Active | NSW 2000 |
| 3 | 80 509 923 130 DOWNER UTILITIES AUSTRALIA PTY LTD & TRANSFIELD SERVICES (AUSTRALIA) PTY LIMITED |
ABN Cancelled | QLD 4009 |
| 4 | 56 646 363 321 AECOM AUSTRALIA PTY LTD & UGL ENGINEERING PTY LIMITED & VENTIA UTILITY SERVICES PTY LIMITED |
ABN Cancelled | NSW 2067 |
| 5 | 16 120 934 830 ENTECH UTILITY SERVICE BUREAU (AUSTRALIA) PTY LTD |
ABN Cancelled | WA 6027 |
| 6 | 40 119 042 330 Utility Services Australia Pty Ltd |
ABN Cancelled | NSW 2594 |
| 7 | 70 673 387 570 AUSTRALIA UTILITIES SERVICES PTY LTD |
ABN Active | NSW 2170 |