| # | Entity | Status | State |
|---|---|---|---|
| 1 | 17 125 590 347 Near Surface Geothermal Energy Pty Limited |
ABN Cancelled | NSW 2300 |
| 2 | 28 124 268 471 Geothermal Energy Tasmania Pty Limited |
ABN Cancelled | NSW 2000 |
| 3 | 35 097 576 611 GEOTHERM AUSTRALASIA PTY LIMITED |
ABN Active | NSW 2128 |
| 4 | 45 115 281 144 GEOTHERMAL RESOURCES PTY LIMITED |
ABN Active | SA 5065 |
| 5 | 54 125 428 060 Geothermal Energy Tasmania West Coast Pty Limited |
ABN Cancelled | NSW 2000 |
| 6 | 61 126 183 006 Geothermal Energy Tasmania Holdings Limited |
ABN Cancelled | NSW 2000 |
| 7 | 61 139 932 853 Cauldron Geothermal Pty Limited |
ABN Active | NSW 2000 |
| 8 | 68 064 426 213 GEOTHERMAL HEAT TRANSFER PTY. LIMITED |
ABN Cancelled | NSW 2212 |
| 9 | 21 125 309 284 GEOTHERMAL ENERGY TASMANIA EXPLORATION PTY LTD Geothermal Energy Tasmania Exploration Pty Limited |
ABN Cancelled | NSW 2000 |
| 10 | 28 124 268 471 Geothermal Energy Tasmania Pty Limited |
ABN Cancelled | NSW 2000 |
| 11 | 45 115 281 144 GEOTHERMAL RESOURCES PTY LIMITED Geothermal Resources Limited |
ABN Active | SA 5065 |