Professor at IE Law School/IE University. An expert in economic analysis of law, Professor Marcos has developed an intense research and teaching activity in various national and foreign universities, and was the recipient of a Fulbright scholarship (1994-1995) and a grant from the Real Colegio de San Clemente de los Españoles (1997-1998). He was Director General of the Competition Defence Service of the Community of Madrid (2006-2009). He has been Customer and User Ombudsman of SGAE (2011-2014). Since 2003 he has been a Professor at IE Law School/IE University, specialising in business law and economic analysis of law.
Professor Marcos worked as a lawyer at Landwell (1993-1994) and currently works as an independent consultant, advising governments, companies and law firms on a variety of issues in the area of business law (mainly market regulation and antitrust). He has worked as a consultant to the European Commission, the World Bank/IFC and the Asian Development Bank.
He is a member of the Council of the Academic Society of Competition Law (ASCOLA) and of the Competition Law Scholars Forum (CLASF), Vice-President of the Academic Competition Network (RADC); member of the Editorial Board of World Competition (Wolters Kluwer), Competition Law Journal, European Business Organization Law Review (TMC Asser) and European Company Law (Kluwer Law International).
Author of numerous research papers, including two books, and more than sixty contributions to collective works or journal articles. He is an academic consultant to the law firm CCS.