The Companion of the Order of Australia (AC) is one of the highest honors awarded in Australia. It recognizes individuals for their exceptional service or achievement in various fields, including community service, public service, and professional excellence. The award is part of the broader Order of Australia, which was established in 1975 to honor Australian citizens for their contributions to society. Recipients of the AC are selected by the Governor-General of Australia based on recommendations from the Council for the Order of Australia. This honor is often bestowed upon prominent figures, including leaders in business, arts, science, and public service, highlighting their significant impact on the nation and its people.