| # | Entity | Status | State |
|---|---|---|---|
| 1 | 78 640 610 411 MARINA WOODS ECHO PTY LTD |
ABN Active | VIC 3145 |
| 2 | 81 642 208 624 ECHO ON THE MARINA ROSEVILLE PTY LTD |
ABN Active | NSW 2040 |
| 3 | 31 667 321 299 SUVA SHAKTI PTY LTD Echo on the Marina Roseville |
ABN Active | NSW 2142 |
| 4 | 66 334 044 974 S.O DIRKEN & P.K NOLL ECHO ON THE MARINA |
ABN Cancelled | NSW 2068 |