The Co-Chair of the Firm’s Antitrust and Competition Practice, Ian Simmons has been lead counsel in more than 35 multi-district litigation (MDL) antitrust proceedings and has achieved precedent-setting results. With 31 years of experience in antitrust litigation, Ian is one of a few lawyers listed in the Commercial Litigation Global Leader and Competition Thought Leader Who’s Who Legal directories. In addition to his extensive experience with cartel cases, Ian litigates matters involving intellectual property issues, including the competitive implications of standard essential patents and FRAND obligations. Ian has tried seven cases to verdict and has taken more than 30 expert economist depositions. He has argued before the US Court of Appeals for the Second, Third, Fourth (twice), Sixth, Seventh, Ninth (twice) and Tenth Circuits, and the highest courts in New York and South Dakota. He is currently co-lead counsel to Google in In re Google Play Store Antitrust Litigation (N.D. Cal.) and State of Utah et al. v. Google LLC et al. (N.D. Cal.), landmark antitrust cases.

2023 Awards

2021 Awards


Nominee, 2021 Antitrust Writing Awards: Business, Economics

Nominee, 2017 Antitrust Writing Awards: Business, Private Enforcement

Nominee, 2016 Antitrust Writing Awards: Business, Cross-Border Issues

Nominee, 2014 Antitrust Writing Awards: Academic, Intellectual Property

Nominee, 2013 Antitrust Writing Awards: Business, Anticompetitive practices

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