Zenonas (Zenon) Hadjicostas is an experienced legal professional specializing in competition law and antitrust issues. Currently serving as Antitrust Counsel at GSMA, Zenon has previously worked as a Legal Consultant at Mayer Brown and Michael Kyprianou Advocates & Legal Consultants, as well as a Competition Lawyer at Covington & Burling LLP. Furthermore, Zenon gained valuable experience as a Blue Book Trainee at the European Commission. Zenon holds an MSc in Law and Finance from the University of Oxford and an MSc in Energy: Law, Economics, and Strategy from the University of Piraeus.