Ms Martin is a former senior executive who held roles at Shell over a 34-year career. She has operational and business team leadership experience in industrial environments including refining and trading. Ms Martin has ESG credentials, including in energy transition strategy development as Vice President Health, Safety, Security, Environment & Social Performance at Shell. Ms Martin is an independent non-executive director of copper mining company Sandfire Resources Limited and is the senior independent non-executive director of Porvair Plc, a filtration and environmental technology company in the UK. She is member of the Technical Committee.