Riccardo Tremolada

Associate, Cleary Gottlieb

Director of the Centre for Competition Policy and Professor of Competition Policy at Norwich Business School, Sean Ennis has extensive experience in competition law and policy, strategy and economic policy. From 2003-2018, he was a Senior Economist in the Competition Division of the OECD. For two years during this time, he served as Executive Director of the Competition Commission of Mauritius, where he was the chief executive in charge of running an independent competition authority. At the OECD he developed and led the competition assessment programme. Prior to 2003 he worked as an economist at the European Commission’s DG Competition and at the U.S. Department of Justice’s Antitrust Division, developing economic analyses for competition law investigations. He obtained an undergraduate degree in economics from King’s College, Cambridge and a PhD in economics from the University of California at Berkeley.

Sean has published research studies and reports and provided consulting and capacity building related to a broad range of business activities (including digital economy, regulated industries, financial and professional services, communications, media and health care). He has presented expert views to the European Parliament and the UK Parliament. His studies or statements have been submitted to or published by economics journals and organisations such as the G20, the European Parliament, the OECD and the World Bank. He has co-authored or overseen reports for regulatory and government agencies in Australia, Greece, EC, Mexico, Romania, Saudi Arabia, the United Kingdom and the United States.

He has been involved in competition law and regulatory proceedings including with the European Commission, the U.S. Department of Justice and the U.S. Federal Communications Commission.