Raymond A. Jacobsen, Jr. - McDermott Will & Emery


Raymond (Ray) A. Jacobsen, Jr., advises clients on mergers, acquisitions and complex antitrust litigation. He has significant experience in the defense, medical devices, biotech, consumer product, energy and health care industries. Ray heads McDermott’s Antitrust Practice.

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  • Represented Rochester General Health System and Unity Health System, successfully securing Federal Trade Commission (FTC) approval in the merger of two or the three hospitals in Rochester, New York
  • Defended Amgen in a monopolization case, defeating preliminary injunction seeking to enjoin a bundled discount arrangement on pharmaceuticals (Ortho Biotech v. Amgen (D.N.J.))

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  • Global Competition Review, GCR 100, 2024
  • The Best Lawyers in America, Antitrust Law, Litigation – Antitrust, 2006-2024
  • Chambers USA 2005-2024
  • Legal 500 US, Leading Lawyer in Antitrust – Merger Control, 2024

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  • American Bar Association


Georgetown University Law Center, JD, 1975
University of Delaware, BA, cum laude, 1971

District of Columbia