| # | Entity | Status | State |
|---|---|---|---|
| 1 | 28 070 160 897 ULTRASONIC MONITORING SYSTEMS PTY. LIMITED |
ABN Cancelled | NSW 2170 |
| 2 | 37 052 211 257 ULTRASONIC PTY. LIMITED |
ABN Cancelled | SA 5353 |
| 3 | 42 133 276 981 APPLIED ULTRASONICS AUSTRALIA PTY LIMITED |
ABN Active | NSW 2290 |
| 4 | 76 067 053 516 SHEIMAN ULTRASONIC RESEARCH FOUNDATION PTY LIMITED |
ABN Active | NSW 2018 |
| 5 | 78 094 681 400 RAVTEC ULTRASONICS PTY LIMITED |
ABN Cancelled | NSW 2113 |