Ms Hirschfeld was appointed as a director on 1 September 2023.  She is a chemical engineer with 20 years’ experience with BP in oil refining, logistics and exploration in Australia, the United Kingdom and Turkey. She also served as a logistics officer in the Australian Army Reserve.

Ms Hirschfeld has extensive experience on ASX, NYSE, private company and government boards.  She is currently the Chair of Powerlink Queensland, an independent non-executive director of Central Petroleum, and a board member of Spark Infrastructure RE Limited, its subsidiaries and related entities (which includes the Boards of SA Power Networks and Victoria Power Networks (Powercor and CityPower)).  Ms Hirschfeld previously served as a Board Member and president of UN Women National Committee Australia and non-executive director of Energy Queensland, ToxFree Solutions, InterOil Corporation, Broadspectrum, Snowy Hydro and Queensland Urban Utilities. Additionally, she was a member of the Senate of the University of Queensland for 10 years.

Ms Hirschfeld is a fellow of the Australian Institute of Company Directors and the Academy of Engineering and Technology.  In 2019, she was appointed a member of the Order of Australia (AM) for significant service to engineering, women, and business.