Ben Combes

Visiting Fellow, LSE

Ben Combes

Ben is a Director at Llewellyn Consulting, an independent economics advisory firm based in the City of London, where he plays a leadership role in the firm’s thematic research on energy and climate change. He is an experienced macroeconomist with an extensive background in, and enthusiasm for, the clean energy transition.


Before joining Llewellyn Consulting in 2012, Ben led a strategic review of the Civil Aviation Authority’s environmental role. Prior to that Ben spent four years as an Economic Adviser in the UK Government Economic Service, first working on energy and the environment at Defra, and then on climate change at the Committee on Climate Change with Adair Turner and David Kennedy. In his early career, he worked at Oxford Economics, GFC Economics, and Deloitte.

Ben holds an MA (Hons) in Economics from the University of Edinburgh, and an MSc in Environmental and Resource Economics from University College London.

Research interests

  • Macroeconomic implications of climate change
  • Clean energy transitions
  • Low-carbon technology and policy
  • Energy opportunities for regions, sectors, and financial markets