| # | Entity | Status | State |
|---|---|---|---|
| 1 | 14 619 457 966 PILING RETENTION SYSTEMS PTY LTD |
ABN Active | QLD 4207 |
| 2 | 29 138 106 073 MEMBER RETENTION SYSTEMS PTY LTD |
ABN Active | VIC 3095 |
| 3 | 47 608 037 449 RETENTION SYSTEMS MELBOURNE PTY LTD |
ABN Cancelled | VIC 3220 |
| 4 | 51 621 453 049 RETENTION SYSTEMS PTY LTD |
ABN Active | VIC 3205 |
| 5 | 72 603 312 367 GLASS RETENTION SYSTEMS PTY LTD |
ABN Active | QLD 4011 |
| 6 | 49 112 944 760 Basement Construction Services Co. Pty Ltd Earth Retention Systems |
ABN Active | VIC 3190 |