Brian P. Quinn


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A member of the firm’s Antitrust and Competition Practice Group, Brian Quinn represents clients in a broad range of commercial and criminal matters. Brian focuses his practice on complex antitrust litigation and regulatory defense, and his experience spans a broad spectrum of industries including automobiles, agriculture, digital currencies, telecommunications, home appliances, consumer electronics, building materials, financial services, defense contracting, consumer goods, healthcare, pharmaceuticals, and transportation services. Brian has particular expertise at the intersection of antitrust and intellectual property law, and regularly counsels clients on the antitrust implications of FRAND commitments and other aspects of the standards-development process.

Brian has represented clients at every stage of litigation. He has briefed and argued dispositive motions in federal district court; first-chaired the depositions of fact and expert witnesses; briefed and argued Daubert motions and motions in limine; taken the direct and rebuttal examinations of an expert economist at trial; and briefed and argued cases in support of clients in the U.S. Courts of Appeals.



Bar Admissions

  • District of Columbia
  • Virginia

Court Admissions

  • US District Courts for the Eastern and Western Districts of Virginia
  • District of Columbia Court of Appeals
  • US Courts of Appeals for the Fourth, Seventh, Ninth, and Eleventh Circuits
  • Supreme Court of Virginia


  • Stanford University, J.D.: Senior Online Editor, Stanford Law Review
  • Stanford University, B.A., American History

Professional Activities


  • “FTC v. Qualcomm and the Potential Implications for Section 2,” 18 Monopoly Matters 4, ABA Antitrust Section Unilateral Conduct Committee (Nov. 23, 2020)
  • Brief of 46 Amici Curiae Law and Economics Scholars in Support of Petition for Rehearing En Banc, Federal Trade Commission v. Qualcomm Inc., No. 19-16122 (9th Cir. Nov. 27, 2019), Dkt. 257.
  • Brief of Amici Curiae Law and Economics Scholars in Support of Appellee and Affirmance, Federal Trade Commission v. Qualcomm Inc., No. 19-16122 (9th Cir. Nov. 27, 2019), Dkt. 153.
  • “The Hold-Up Tug-of-War—Paradigm Shifts in the Application of Antitrust to Industry Standards,” Competition (December 11, 2018)


  • ABA Section of Antitrust Law

In the News

MLex Market Insight: Samsung, Micron, Hynix See Off US Memory Chip Price-fixing Lawsuit

November 24, 2020

Law360: Profs Ask 9th Circ. To Take New Look At FTC’s Qualcomm Suit

October 5, 2020

The AmLaw Litigation Daily: O’Melveny Named Litigator of the Week Runner Up

June 12, 2020

The National Law Journal: How AbbVie and Humira Avoided ‘Pay for Delay’ Finding

June 8, 2020

Law360: Crypto Co. Slams Dismissal Bids In Bitcoin Cash Antitrust Suit

April 27, 2020

Global Competition Review: The Tipline for 27 January 2020

January 27, 2020

Competition Policy International: US: First Antitrust Trial involving Cryptocurrency Starts Next Week

January 23, 2020

Law360: Prof. Calls Qualcomm 5G National Security Fears Baseless

November 27, 2019

Law360: Major Chip Makers Duck Antitrust Conspiracy Claims, For Now

September 4, 2019

American Lawyer: Shout-Out: O’Melveny Wins Freedom for Pro Bono Client

December 4, 2018

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