Stefano Prinzivalli Castelli is an associate at the firm’s Brussels office. He is a member of the Antitrust, Competition, and Trade Regulation practice group. Prior to joining the firm Stefano served as an associate at the Milan office of a major American-British law firm, where he focused his practice on competition and regulatory law. He also worked as legal expert for competition and trade law matters at a leading Belgian / international law firm in Brussels, and did an internship at the Cartels Unit of European Commission’s DG COMP. Stefano provides legal assistance and support on a wide spectrum of competition matters, including cartels, horizontal and vertical agreements, merger clearance, abuse of dominance and antitrust compliance, as well as on regulatory law and foreign direct investment.