Matthew Hamman is Head of Supply Chain Strategy at Great British Energy, where he is responsible for the company’s supply chain investment strategy. Prior to joining GBE, Matthew served as a UK Diplomat in Houston, Texas, leading the Government’s work on US energy policy and investment. He has held several roles at the Department for Energy Security and Net Zero, including leading the UK’s domestic response to the US Inflation Reduction Act and leading the development of the £1bn Green Industries Growth Accelerator in 2023.