Jeffrey Kopczynski is a senior leader of O'Melveny's acclaimed eDiscovery practice and specializes in complex business litigation, securities litigation, antitrust investigations and litigation, and eDiscovery litigation and advice. His experience ranges in a variety of forums and postures, including federal multi-district litigation proceedings, regulatory investigations, internal investigations, federal and state court proceedings, and domestic and international arbitrations. Jeffrey’s clients routinely engage him to lead discovery efforts in large-scale, complex, multi-front litigations, government investigations, and arbitrations, where eDiscovery is one of the most costly and intricate components to achieving a successful outcome. His regular clients include household-name airlines, financial services, telecommunications, pharmaceutical, consumer goods, media, entertainment, and high-technology companies.