Cathryn is the Strategy and External Affairs Director at Thames Water. She is an experienced regulatory and competition economist, having worked in both the public and private sectors including at BT Group plc, Ofwat, the Office of Rail Regulation (now the Office of Rail and Road) and the Competition Commission (now the Competition and Markets Authority). She has a proven background in advising on economic, regulatory and competition issues across a number of sectors.

Other appointments:
Cathryn is a non-executive director of the Institute of Customer Service and was the inaugural chair of the Regulatory Horizons Council, an independent committee established by BEIS.