| # | Entity | Status | State |
|---|---|---|---|
| 1 | 39 365 110 044 Hornsby Ku-ring-gai Parkinson's Association Incorporated |
ABN Active | NSW 2077 |
| 2 | 70 060 696 620 ROBERT PARKINSON & ASSOCIATES PTY LTD |
ABN Active | WA 6010 |
| 3 | 82 628 058 382 BROTHERS PARKINSON & ASSOCIATES PTY LTD |
ABN Cancelled | NSW 2319 |
| 4 | 86 675 582 742 BEN PARKINSON & ASSOCIATES PTY LTD |
ABN Active | QLD 4102 |
| 5 | 97 162 867 781 PARKINSON & ASSOCIATES PTY. LTD. |
ABN Cancelled | VIC 3124 |
| 6 | 97 504 789 436 Hornsby Ku-ring-gai Parkinson's Association |
ABN Active | NSW 2077 |
| 7 | 99 057 174 044 PARKINSON TALBOT & ASSOCIATES PTY. LIMITED |
ABN Cancelled | NSW 2086 |
| 8 | 22 138 036 419 JAMES EDWARD GEORGE PARKINSON JIM PARKINSON AND ASSOCIATES |
ABN Cancelled | SA 5006 |
| 9 | 88 197 028 012 The Trustee for Chapman Family Trust Parkinson Reid Associates |
ABN Active | WA 6173 |