| # | Entity | Status | State |
|---|---|---|---|
| 1 | 24 508 788 570 JOHANA STEFAN Dr Johana Stefan |
ABN Cancelled | WA 6008 |
| 2 | 49 016 525 459 STEFAN KOLM DR STEFAN KOLM |
ABN Active | WA 6014 |
| 3 | 57 217 662 741 STEFAN ROUND DR STEFAN JON ROUND |
ABN Cancelled | SA 5108 |
| 4 | 97 654 868 251 STEFAN LIEW Dr Stefan Liew |
ABN Active | NSW 2088 |