The team at Ropes & Gray LLP combines a strong record in DOJ and FTC approval processes with capabilities in international reviews and investigations, with the team regularly collaborating with its European offices on a range of cross-border mandates. The practice excels particularly in the life sciences sector, where it adeptly handles HSR filings, investigations and regulatory actions. Leading the team is Mark Popofsky,who is recommended for his expertise in antitrust litigation, representing clients across the telecoms, semiconductor and healthcare sectors. Elsewhere in the team, Michael McFalls regularly represents clients before the FTC and DOJ, while Jonathan Klarfeld continues to advise clients on significant merger investigations and challenges. The team has been strengthened by the arrival of Jacqueline Grise , who joined from Cooley LLP in early 2024. Attorneys mentioned are based in Washington DC.

Legal 500 Editorial commentary

Key clients

  • Google Inc.
  • Signify Health
  • TPG Capital
  • Bloomberg L.P.
  • Provention Bio, Inc.
  • TravelCenters of America
  • Bain Capital
  • B Capital Group
  • Martignetti Companies
  • Advent International
  • Warburg Pincus
  • Nippon Steel Corporation
  • ImmunoGen
  • MACOM Technology Solutions Holdings, Inc.
  • Duckhorn Portfolio
  • QPS Holdings

Work highlights

  • Advised Signify Health in its successful sale to CVS Health in an all-cash transaction valued at approximately $8 billion while navigating scrutiny by the Department of Justice (DOJ).
  • Represented TPG Capital in its acquisition of ClaimsXten, Change Healthcare’s claims payment and editing business, from UnitedHealth for USD$2.2 billion.
  • Represented Bloomberg L.P. in securing regulatory approval to acquire Broadway Technology, LLC.

Practice head

The lawyer(s) leading their teams.

Mark Popofsky

Other key lawyers

Samer Musallam, Deirdre Johnson, Jonathan Klarfeld, Michael McFalls