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Cathryn Ross

Strategy and External Affairs Director

Cathryn Ross was appointed as Strategy and External Affairs Director in June 2021.


  • Experienced regulatory and competition economist.
  • Proven background in advising on economic, regulatory and competition issues across a number of different sectors.


Cathryn was most recently Group Regulatory Affairs Director at BT Group, responsible for developing and implementing regulatory strategy. Previously, she was Chief Executive of Ofwat, where she successfully oversaw the delivery of a new strategy, focused on a vision for the sector of trust and confidence in water and wastewater services.

Prior to that, Cathryn was Executive Director of Markets and Economics at the Office of Rail Regulation (now the Office of Rail and Road), and Executive Director of Markets and Economics at Ofwat. She also served with the Competition Commission (now the Competition and Markets Authority) and has worked in economic consultancy.

In January 2020, Cathryn was appointed the inaugural Chair of the Regulatory Horizons Council, an independent committee established by BEIS, and she is also a Non-Executive Director of the Institute of Customer Service.

A profile picture of Cathryn Ross with an office window behind her.