| # | Entity | Status | State |
|---|---|---|---|
| 1 | 63 386 196 250 HISTORY TEACHERS ASSOCIATION OF SOUTH AUSTRALIA INC |
ABN Active | SA 5063 |
| 2 | 71 071 969 880 HISTORY TEACHERS ASSOCIATION OF AUSTRALIA |
ABN Active | WA 6017 |
| 3 | 71 071 969 880 HISTORY TEACHERS ASSOCIATION OF AUSTRALIA |
ABN Active | WA 6017 |
| 4 | 59 114 473 264 HTAA PTY LTD History Teachers' Association of Australia |
ABN Cancelled | WA 6017 |