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Sullivan & Cromwell LLP

125 BROAD STREET, NEW YORK 10004-2498, USA
Work +1 212 558 4000
Fax +1 212 558 3588

Adam Paris

Work +1-310-712-6663
Sullivan & Cromwell LLP

Work Department





Mr. Paris is a member of S&C’s Litigation Group and has been a partner of the Firm since January 2006. Prior to joining S&C, Mr. Paris was a Law Clerk to Judge Pamela Ann Rymer of the United States District Court for the Ninth Circuit and, before that, to Chief Judge Marilyn Huff of the United States District Court for the Southern District of California. Mr. Paris’s practice focuses on the defense of a variety of complex business litigation, with particular concentration on antitrust/unfair competition matters, trade secrets litigation, mergers & acquisition litigation and securities litigation. He regularly appears in federal and state courts throughout the country, and has handled both domestic and international arbitrations through evidentiary hearings on the merits. Mr. Paris’ antitrust practice has included the defense of private class action litigation, criminal investigations by the Department of Justice and merger clearances (including three multi-billion dollar transactions) before the Federal Trade Commission and Department of Justice.


ABA, NYCBA, NYSBA, American Society of International Law, Federalist Society, California Bar


Harvard Law School, J.D., 1997; Yale University, B.S., 1994.

United States: Antitrust

Civil litigation/class actions

Within: Civil litigation/class actions

Steven Holley and Yvonne Quinn (both in New York) and Daryl Libow jointly head the practice at Sullivan & Cromwell LLP, which handles follow-on actions arising from criminal antitrust investigations, standalone class actions (where no government investigation is involved) and private inter-competitor litigation. The firm is particularly successful in handling cutting-edge mandates for financial institutions. In a recent highlight, Libow and Amanda Flug Davidoff defended JPMorgan Chase & Co against three silver futures rigging lawsuits brought by silver futures traders. New York-based Richard Pepperman successfully represented Goldman Sachs as a defendant in a class action involving an alleged zinc price-fixing conspiracy. Recently promoted partner Joseph Matelis as well Robert Sacks and Adam Paris in Los Angeles are other key individuals in the team. Unless stated otherwise, named lawyers are based in Washington DC.

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Merger control

Within: Merger control

Sullivan & Cromwell LLP’s Steven Holley, Daryl Libow and Yvonne Quinn jointly head the firm’s antitrust team, which handles every stage of the merger process for clients from a multitude of sectors. Holley is assisting Bayer with the merger clearance aspects of its $66bn acquisition of Monsanto. In another matter, recently promoted partner Joseph Matelis, based in New York, acted as antitrust counsel to Columbia Pipeline Group in its $13bn acquisition by TransCanada. Los Angeles-based Adam Paris is experienced in handling DOJ and FTC merger investigations. Holley and Quinn are based in New York, while Libow is based in Washington DC.

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