| # | Entity | Status | State |
|---|---|---|---|
| 1 | 56 116 879 479 SYDNEY PAEDIATRIC NEUROSURGERY PTY LTD |
ABN Active | NSW 2027 |
| 2 | 60 576 218 375 WORLD CONGRESS OF NEUROSURGERY SYDNEY 2001 |
ABN Active | QLD 4810 |
| 3 | 91 285 592 647 The Trustee for Sydney North Neurosurgery |
ABN Active | NSW 2065 |
| 4 | 56 116 879 479 SYDNEY PAEDIATRIC NEUROSURGERY PTY LTD Sydney Paediartric Neurosurgery Pty Ltd |
ABN Active | NSW 2027 |
| 5 | 66 563 004 980 JOANNA CHIA LEE Sydney Neurosurgery & Pain |
ABN Active | NSW 2065 |
| 6 | 53 044 306 825 RAYMOND JOHN COOK Sydney North Neurosurgery |
ABN Active | NSW 2065 |