His broad practice focuses on business and commercial disputes of all kinds and a spectrum of highly specialized subject areas, including fraud and civil racketeering (RICO), antitrust, breach of contract and business torts, securities and financial instruments, mass torts, products liability and class actions, corporate governance and intellectual property. Len is experienced in all aspects of litigation, including as the first chair in significant jury trials. Len has successfully appeared and argued before state and federal trial and appellate courts around the country. Over the past fifteen years at Kasowitz, he has represented clients in more than a dozen jury trials, and in the management and strategy of products liability, RICO, antitrust and other matters.