Rightwing lobby group Advance Australia doubles donation revenue but half of donors unknown

Volunteers in Canberra during the voice referendum last October. Conservative lobby group Advance Australia, which rose to prominence in the campaign, more than doubled the amount of donations it received in 2022-23. Photograph: Martin Ollman/Getty Images

Advance Australia, the conservative lobby group that claimed success for defeating the voice referendum, more than doubled the amount of donations it received during the 2022-23 financial year.

But the origin of almost half of the funds remains unknown.