Justin Coombs

Justin Coombs

  • London
Executive Vice President
  • Postgraduate Certificate in Competition Policy, Nottingham Trent University
  • MA in Economics, University of Connecticut
  • BSc in Economics and Statistics, University of Keele

Justin Coombs is Executive Vice President and co-head of Compass Lexecon’s London Office. Justin has more than 25 years’ experience as an applied economist specializing in competition policy and economic regulation.

Justin has advised clients in cases before the UK Competition and Markets Authority (and its predecessors), the European Commission and numerous national competition authorities. He has provided expert reports to the UK Competition Appeal Tribunal, the High Court of England and Wales, the Irish High Court and the European Union General Court. He has given oral evidence at numerous Competition and Markets Authority and European Commission hearings as well as before Parliamentary select committees.

Prior to his career as an economic consultant, Justin was a Director at the UK Office of Fair Trading where he was in charge of the enforcement of UK and EU antitrust law in the service sector of the UK economy. During his career at the OFT, he advised on and led a wide range of competition policy cases and drafted many of the OFT’s guidelines on UK competition law, including its guidelines on market definition and abuse of dominance. Justin has also worked at Ofgem, the UK energy regulator, where he was the Director responsible for regulating the gas and electricity transmission networks in Great Britain.

Justin is listed in the Who’s Who Legal: Competition Economists and Who’s Who Legal: Quantum of Damages Experts. He teaches part of the King’s College Postgraduate Diploma/Masters course in Economics for Competition Law.