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Michael A. Gleason


(T) +1.202.879.4648
(F) +1.202.626.1700


  • University of Notre Dame (J.D. cum laude 2006); Vanderbilt University (B.A. in Economics summa cum laude 2003; Phi Beta Kappa)

Bar Admissions

  • District of Columbia and New York

Government Service

  • Served with the Anticompetitive Practices Division of the Federal Trade Commission (Summer 2004) and intern to U.S. Rep. James T. Walsh (2001)

With more than 12 years of experience, Michael Gleason counsels clients on antitrust matters before U.S. and international enforcement agencies, including M&A transactions and government investigations, as well as antitrust litigation. He has been involved in some of the most significant transactions to recently come before the antitrust agencies, particularly in the health care industry.

Michael has represented a variety of clients before the U.S. Department of Justice, Federal Trade Commission, state, and international antitrust enforcers and has extensive experience in a range of industries, including health care (providers and payers), pharmaceuticals, medical devices, software, chemicals, mining, defense, and food products, among others. His transactional work includes counseling clients at every stage of a deal, including premerger planning, regulatory filings, investigations, litigation, as well as post-closing investigations. Michael also frequently advises clients on a variety of antitrust issues, including competitor and vertical collaborations, information sharing, distribution arrangements, licensing, and single-firm conduct. Representative clients include Aetna, PinnacleHealth, Penn State Hershey, PotashCorp, Monster Beverage, Outfront Media, and Yale New Haven Health System.

Michael is a member of the American Bar Association's Section of Antitrust Law and the Antitrust Practice Group of the American Health Lawyers Association and has written extensively on antitrust issues for these organizations. He has served as a vice chair of the ABA Section of Antitrust Law's Health Care & Pharmaceuticals Committee since 2015. Recently, he served as co-editor of the Health Care Mergers and Acquisitions Handbook as well as editor of the health care chapter of Antitrust Law Developments (Eighth).

Honors & Distinctions

  • Law360 "Rising Star" in competition (2018)

    Who's Who Legal: Competition — Future Leaders (2018)

    Named a "Next Generation Lawyer" by The Legal 500 US (2017 and 2018) in the areas of antitrust/merger control and antitrust/civil litigation
Michael Gleason