Attorney – at – Law, member of the Athens Bar Association, qualified to plead before the Supreme Court, holds a Law degree from the Athens University and a Master’s Degree (DEA) from the University of Aix-en-Provence (France). He speaks Greek, French, English, Spanish and Italian. From January 1994 until November 2010, he was a partner at “Dryllerakis & Associates Law Firm”, handling cases of corporate, commercial and civil law, mergers and acquisitions, criminal law, mining law, bankruptcy and restructuring of debts, arbitration/litigation of commercial law cases,. Since December 2010 he is the General Counsel of Hellenic Petroleum Group.
For a number of years he was a Board member and/or secretary to the Board of Directors of various Greek companies. Between 2013 and 2018 he was member of the Supervisory Board of the “Hellenic Gas Transmission System Operator (DESFA) S.A”. Today, he is Chairman of the Board of ELPET VALKANIKI S.A. and VARDAX S.A. and a Director in other three companies of Hellenic Petroleum Group. In January 2020, John has been elected Chair of the Legal Issue Group of Fuels Europe (Division of the European Petroleum Refiners Association) and, since January 2019 is a member of the Hellenic Corporate Governance Council (HCGC). He is a regular speaker in legal conferences and has published studies and articles in the Greek and international legal press.