| # | Entity | Status | State |
|---|---|---|---|
| 1 | 32 114 819 385 CH2M HILL AUSTRALIA PTY. LIMITED & JOHN YOUNG (KELVINHAUGH) PTY LTD |
ABN Cancelled | NSW 2067 |
| 2 | 13 146 773 908 YOUNG AUSTRALIA PTY LIMITED |
ABN Active | NSW 2150 |
| 3 | 59 160 755 055 ERNST & YOUNG AUSTRALIA OPERATIONS PTY LIMITED |
ABN Active | NSW 2000 |
| 4 | 81 087 817 543 YOUNG & COMPANY AUSTRALIA PTY LIMITED |
ABN Cancelled | NSW 2000 |
| 5 | 84 102 956 418 B-YOUNG AUSTRALIA PTY LIMITED |
ABN Cancelled | NSW 2000 |
| 6 | 85 152 004 272 Ernst & Young Australia International Pty Limited |
ABN Active | NSW 2000 |
| 7 | 81 087 817 543 YOUNG & COMPANY AUSTRALIA PTY LIMITED YOUNG AND COMPANY AUSTRALIA PTY LIMITED (IN LIQUIDATION) |
ABN Cancelled | NSW 2000 |
| 8 | 85 152 004 272 Ernst & Young Australia International Pty Limited |
ABN Active | NSW 2000 |