John D. Carroll Sheppard Mullin


John D. Carroll is a partner in the business litigation and antitrust practice groups in the Washington, D.C., office of Sheppard Mullin. His practice focuses on civil and criminal antitrust matters, including mergers & acquisitions, strategic counseling and compliance, and global cartel investigations, where he represents clients before the Department of Justice Antitrust Division, Federal Trade Commission, and international and state antitrust enforcement authorities. John Carroll also represents financial services companies in connection with government investigations, particularly those involving consumer protection issues. John Carroll joined King & Spalding in 2011 after spending three years in the antitrust group at Ropes & Gray. Prior to joining Ropes & Gray, he was a staff attorney for several years in the Mergers I Division of the Federal Trade Commission’s Bureau of Competition. While with the FTC, he investigated, challenged, and negotiated settlements in a number of potentially anti-competitive business combinations in the technology, consumer products, defense, healthcare, and pharmaceutical industries and received an Award for Meritorious Service in 2005 for work on merger litigation.

2020 Awards


Nominee, 2020 Antitrust Writing Awards: Academic, Concerted Practices

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