| Jawoyn Association Aboriginal Corpora... | Government - Local | Katherine | 850 | NT |
| Jenolan Caves Reserve Trust | Government - State | Bathurst | 2795 | NSW |
| JERILDERIE SHIRE COUNCIL | Government - Local | Jerilderie | 2716 | NSW |
| JERRAMUNGUP SHIRE COUNCIL | Government - Local | Jerramungup | 6337 | WA |
| JOONDALUP, CITY OF | Government - Local | Joondalup | 6027 | WA |
| Judical College of Victoria | Government - State, Education Services | Melbourne | 3000 | VIC |
| Judicial College Of Victoria | Government - State | Melbourne | 3000 | VIC |
| Judicial Commission Of NSW | Government - State | Sydney | 2000 | NSW |
| Jumbo Trading | Government - State | New South Wales | 4215 | NSW |
| JUNEE SHIRE COUNCIL | Government - Local | Junee | 2663 | NSW |
| Justice Health | Government - State | Malabar | 2036 | NSW |
| Justice Human Research Ethics Committ... | Government - State | Melbourne | 3000 | VIC |
| Justices Of The Peace | Government - State | Brisbane | 4000 | QLD |
| Juvenile Justice Advisory Council | Government - State | Sydney | 2000 | NSW |