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North America - United States • Antitrust

McDermott Will & Emery LLP

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McDermott Will & Emery LLP houses an ‘exceptional’ team, noted for its specialism in the healthcare and tech industries where it advises domestic and international names on merger clearances, government merger investigations and litigation. The team combines a solid deal flow from the firm’s active transactional practices with regular destination instructions for business-critical strategic deals. Raymond Jacobsen secures approvals for deals in a diverse range of sectors, including healthcare, life sciences and energy, while Stephen Wu, based in Chicago, focuses on antitrust litigation, advising clients on antitrust enforcement agencies investigations. The team has grown in 2023 with the addition of Elai Katz, formely of Cahill Gordon & Reindel LLP, and Ryan Tisch, who joined from Crowell & Moring LLP. New York-based Katz is regularly involved in high-profile FTC and state regulatory matters, and Tisch advised on complex operational issues such as joint ventures, trade association activities and other competitor collaborations. Attorneys are based in Washington DC unless otherwise stated.

Legal 500 Editorial commentary

Testimonials

Collated independently by Legal 500 research team.

  • ‘Expertise and commerciality’

  • ‘Can-do attitude and effectiveness. Elai Katz is excellent.’

  • ‘In the industries where I have worked with the MWE team on M&A transactions, they have demonstrated a thorough knowledge of the industry and the competitive dynamics that drive the industry and are of interest to the antitrust regulators.'

  • ‘Jon Dubrow. I have worked extensively with Jon over many years on matters for clients that we share and have found his knowledge of both our mutual clients' businesses as well as the industry to be unmatched relative to others in the antitrust field.'

  • ‘MWE is exceptional. They identify and address the issues efficiently. ’

  • ‘Katharine O’Connor is superb. She is thorough and concise. Kate is the most efficient attorney I have ever worked with.'

Key clients

  • Martin Marietta Materials, Inc.
  • Allscripts Healthcare Solutions, Inc.
  • Prime Therapeutics LLC
  • Dr. Ricardo Vasquez
  • Reproductive Medicine Associates of Philadelphia
  • Constellation Brands
  • Lockheed Martin
  • Premier Inc.
  • Motorola Mobility LLC
  • Treehouse Foods, Inc.
  • Kent Thiry (Former CEO of DaVita)
  • Du Pont de Nemours, Inc.
  • CSXT
  • Corteva Inc.
  • Perkin Elmer
  • Kent Thiry
  • Southern Illinois Healthcare
  • Voyant Beauty LLC
  • Apple Inc.
  • Poly/HP, Inc.
  • Cedars Sinai Health System
  • Airboss of America
  • Envision Healthcare Corporation and Envision Physician Services
  • Dr.First
  • Airbnb, Inc.
  • CareMetx

Work highlights

  • Assisted Martin Marietta Materials, Inc. in the sale of Martin Marietta’s (i) northern California cement assets and (ii) southern California cement assets to CalPortland Cement in two separate transactions.
  • Represented Prime Therapeutics LLC in its acquisition of Magellan Rx Management from Centene Corporation.

Lawyers

Leading partners

The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.

Raymond Jacobsen

Raymond Jacobsen

McDermott Will & Emery LLP

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 is the global head of McDermott’s Antitrust Practice and serves on the Management Committee. Please visit McDermott website for full biography: https://www.mwe.com/people/jacobsen-raymond-a/

Practice head

The lawyer(s) leading their teams.

Raymond Jacobsen, Stephen Wu, Michelle Lowery, Elai Katz, Nicole Castle

Other key lawyers

Joel Grosberg, Jon Dubrow, Gregory Heltzer, Lisa Rumin, Noah Feldman Greene, Ryan Tisch, Katherine O'Connor