| # | Entity | Status | State |
|---|---|---|---|
| 1 | 55 620 594 041 EK PROSYSTEMS PTY LIMITED |
ABN Active | NSW 2077 |
| 2 | 73 115 694 445 CCH PROSYSTEM AUSTRALIA PTY LIMITED |
ABN Active | NSW 2113 |
| 3 | 80 080 706 958 PROSYSTEMS DEVELOPMENT PTY LTD |
ABN Cancelled | QLD 4034 |
| 4 | 97 080 127 868 PROSYSTEMS CORPORATION PTY LTD |
ABN Cancelled | VIC 3111 |
| 5 | 11 885 076 976 PHI HUYNH PH prosystems |
ABN Active | VIC 3052 |
| 6 | 68 224 327 891 JOHN EDMUND CASS PROSYSTEMS |
ABN Active | NSW 2330 |