Stephanie Unwin

As Chief Executive Officer of Horizon Power, Stephanie Unwin leads a team of 600+ energy professionals to deliver power to some of Western Australia’s most remote and regional communities.

Under her leadership, Horizon Power is transforming the energy landscape across regional WA, providing power through an increasingly decentralised delivery model. Horizon Power operates 38 energy systems, delivering energy to approximately 47,000 residential, business and pre-payment meter accounts across 2.3 million square kilometres of rugged and remote territory.

Stephanie is passionate about collaboration, inclusion and diversity to build an engaged and inspired workforce. Her ability to facilitate change on a foundation of safety is delivering Horizon Power’s vision of innovative customer choices, reduced costs and a cleaner energy future by reducing Horizon Power’s carbon footprint and investing in new technologies such as hydrogen.

Stephanie is a recognised energy industry leader, having joined Verve Energy in 2008, continuing into its transition to Synergy. She has significant executive and Board-level experience with publicly listed companies, including Alacer Gold Corp, Zenith Energy, Integra Mining Limited, and several non-listed joint ventures. She was a Board Member of the Australian Renewable Energy Agency from April 2018 to July 2023, and is currently a board member of Energy Vault, Energy Networks Australia and a member of the CSIRO Energy Advisory Group. Stephanie is also a Senate member of Murdoch University.

Stephanie brings a depth of experience as CEO of an energy utility operating across generation, transmission, distribution, and retailing. She is passionate about energy equity and believes that transitioning to renewable sources should be accessible to all, enabling everyone in the community to participate in the new energy landscape and reap the positive environmental and economic benefits that come with it.