Leo Caseria

Sheppard Mullin (Los Angeles)
Lawyer (Partner)

Mr Leo Caseria is partner at Sheppard Mullin Richter & Hampton (Los Angeles). His practice focuses on antitrust law and complex commercial litigation, in both state and federal courts. He has represented global companies in connection with a wide variety of antitrust matters, including matters involving alleged exclusionary conduct, price-fixing, and international cartels, as well as matters involving the intersection of antitrust and intellectual property. He has frequently defended companies in class actions and multidistrict litigation. He is also knowledgeable regarding the enforceability of class action waivers, and has authored articles and counseled on the inclusion of class action waivers in arbitration agreements. Mr Leo Caseria has also represented companies in connection with antitrust investigations by the United States Department of Justice. He has represented clients including Samsung, Philip Morris and Live Nation in connection with major antitrust matters.

Linked authors

Sheppard Mullin (Washington)
Sheppard Mullin (Washington)


289 Bulletin

Leo Caseria US District Judge for the Eastern District of Virginia rules that participating in a standard-setting body or being a member of a trade association is insufficient to state an antitrust conspiracy claim (SD3 / Black & Decker)


SD3 v. Black & Decker (U.S.), Inc. – District Judge Axes Complaint Alleging Table Saw Safety Standards Conspiracy* The pen may be mightier than the sword, but not necessarily mightier than the table saw. On July 15, 2014, in SD3 v. Black & Decker (U.S.), Inc., Case No. 1:14-cv-191 (E.D. (...)

Leo Caseria The US Supreme Court holds that a claim for monetary relief shall not be certified under Federal Class Actions Rule, if it is not secondary to obtaining an injunction or declaration (Wal-Mart Stores / Dukes)


Wal-Mart v. Dukes: Implications For Antitrust Class Actions* On June 20, 2011, the United States Supreme Court decided Wal-Mart Stores, Inc. v. Dukes, No. 10-277, holding that 1.5 million female Wal-Mart employees around the nation could not bring discrimination claims under Title VII of the (...)

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