Sheppard, Mullin, Richter & Hampton LLP

Antitrust & Competition

Leo Caseria is Co-Chair of both the firm’s Antitrust and Competition Practice Group and Governmental Practice and a partner in the Washington, D.C. and Los Angeles offices.

Leo represents clients in complex antitrust litigation, federal and state antitrust investigations, and government merger reviews.  He has favorably resolved numerous matters for defendants at an early stage of litigation, including cases involving claims of conspiracy, monopolization, and price gouging. He has represented clients in a broad variety of industries, including cement, concrete, grocery, multifamily, automotive software, consumer electronics, fashion, beauty, and apparel.

He has been ranked as a leading antitrust lawyer by Super Lawyers, Global Competition Review’s Who’s Who Legal, and Legal 500. Leo also serves as co-chair for the Books and Treatises Committee of the 9,000 member ABA Antitrust Law Section, a position he has held since 2016.

J.D., Columbia Law School, 2005, Harlan Fiske Stone Scholar

B.A., University of California, Los Angeles, 2002