Dr Lowthe-Thomas is CEO of Severn-Wye Energy Agency – a sustainable energy charity working in Wales and the border counties. Before becoming CEO, she held multiple roles in the organisation, including Director for Wales and Head of Community Energy. She is also Vice-President for Energy Efficiency and Fuel Poverty at Federene (European Federation of Energy Agencies). She gained her PhD at Cardiff University, studying Energy Crops and Biomass.
Dr Lowthe-Thomas was a founding board member at Community Energy Wales and spent ten years at Cardiff University as a Research associate.