Franco Castelli joined Wachtell, Lipton, Rosen & Katz’s Antitrust Department in 2005. He focuses on analysis of competition issues in U.S. and cross-border mergers, acquisitions, and joint ventures. Mr. Castelli has represented clients before the Federal Trade Commission, the U.S. Department of Justice, and the European Commission, as well as other antitrust regulatory agencies. He has worked on transactions involving a wide variety of industries, most recently representing companies in the high-tech, financial information and services, pharmaceutical, oil and gas, and chemical industries. Mr. Castelli has served as a guest lecturer on antitrust law at the Law School of the University of Milan, Italy.