Mr Darling is currently Chairman of the Darling Family Office and a director and co-founder of Caledonia (Private) Investments Ltd, an Australian equity funds manager. He is a member of the Prudential Asia Advisory Board.

Mr Darling is also currently Chair of Four Winds Concerts, is a former Chairman of Art Exhibitions Australia, has served as a trustee of the National Gallery of Victoria and a director of the Museum of Contemporary Art, Sydney. He has been a director of the John Power Foundation at Sydney University, the Australian Stock Exchange and the Australian Wool Realisation Commission.