Bryan Cave Leighton Paisner

Antitrust, Competition and Trade

Associate - Litigation and Investigations

Stephen is a member of the firm’s Antitrust & Competition practice. He has experience with a range of antitrust issues, including merger reviews, price fixing, market allocation, exclusive dealing, and monopolization.

Prior to joining the firm, Stephen served as a Deputy Attorney General in the Pennsylvania Office of Attorney General, Antitrust Section. There he investigated and litigated antitrust mergers and conduct cases across the pharmaceutical, agriculture, technology, and healthcare industries. His antitrust experience also includes an internship with the Healthcare and Consumer Products Section of the Department of Justice, Antitrust Division.

Stephen is experienced in many aspects of antitrust litigation in the federal courts, including drafting pleadings, expert and fact discovery, motion practice, settlement negotiations, and trial. Specifically, He represented Pennsylvania in an action against Martin Shkreli and his company, Vyera Pharmaceuticals, alleging a scheme to block generic competition in violation of the Sherman Act and state law. Stephen was also involved in multidistrict litigation alleging an industrywide conspiracy to fix prices and allocate markets among generic drug manufacturers, where he conducted depositions and witness interviews, and briefed dispositive and discovery motions.

Stephen’s work with state attorneys general, the Federal Trade Commission, and the Department of Justice provides him a unique perspective on joint investigations and litigation among antitrust enforcers. He leverages this experience to provide practical and strategic assistance to clients.

PROFESSIONAL AFFILIATIONS American Bar Association, Section of Antitrust Law, 2019 - Present