| # | Entity | Status | State |
|---|---|---|---|
| 1 | 44 591 123 605 TEEN CHALLENGE TASMANIA INC |
ABN Active | TAS 7250 |
| 2 | 67 901 087 763 Tasmania Model Solar Challenge |
ABN Active | TAS 7005 |
| 3 | 87 042 509 172 Tasmanian Rock Challenge Committee Tasmania Rock Challenge |
ABN Active | TAS 7250 |
| 4 | 70 130 291 992 JONATHON COLIN THOMAS SEABOURNE Challenge Camper Trailers Tasmania |
ABN Cancelled | TAS 7030 |
| 5 | 60 164 819 283 BIROTA PTY LTD WINTER CHALLENGE TASMANIA |
ABN Active | TAS 7005 |