Mullen is currently the chairman of Qantas, Treasury Wine Estates, Brambles, PwC spin-off Scyne Advisory, the Australian National Maritime Museum, and a director of Brookfield Infrastructure Corporation. Mullen is currently the chairman of Qantas, Treasury Wine Estates, Brambles, PwC spin-off Scyne Advisory, the Australian National Maritime Museum, and a director of Brookfield Infrastructure Corporation. Business / Companies Sydney Morning Herald – Latest News