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North America - United States • Antitrust

Ropes & Gray LLP

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Ropes & Gray LLP fields a strong bench of ex-agency litigators and enforcers with strength across the full scope of contentious antitrust issues, including monopolization cases, information-sharing class actions, and litigated merger challenges. Mark Popofsky, in Washington DC, handles class actions and cartel cases before federal and state courts, with a particular sector focus on the tech and life sciences industries. Popofsky jointly leads the practice alongside Jane Willis, who divides her time between the firm’s Boston and New York offices and represents hospitals, healthcare providers, and healthcare systems in civil litigation and class actions alleging attempted monopolization and other anticompetitive behaviors.

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Key clients

  • Google Inc.
  • John Hopkins University
  • Advocate Aurora Health
  • State Street Bank and Trust Company
  • Welsh Carson Anderson & Stowe
  • TPG Capital

Work highlights

  • Representing Google as litigation counsel in the DOJ’s monopolization case against Google, filed in the U.S. District Court for the District of Columbia in October 2020, alleging monopolization of various markets involving Internet search.
  • Representing Welsh Carson Anderson & Stowe in a first of its kind suit brought by the Federal Trade commission seeking to hold WCAS responsible for alleged monopoly practices purportedly undertaken by its portfolio company, U.S. Anesthesiology Partners.
  • Representing State Street and its subsidiary, Currenex, Inc. in a class action on behalf of users of Currenex, an electronic trading platform for foreign exchange transactions.

Practice head

The lawyer(s) leading their teams.

Mark Popofsky, Jane Willis