Michael Murray

Michael Murray is co-chair of the Antitrust and Competition practice at Paul Hastings and represents clients in high-stakes mergers and acquisitions and antitrust litigation and investigations. Based in the firm’s Washington, D.C. office, Michael brings significant government antitrust and competition experience, having most recently served as the principal deputy assistant attorney general in the Antitrust Division at the Department of Justice (DOJ), where he oversaw the work of approximately 350 lawyers and 50 economists. In that capacity, Michael supervised DOJ’s merger investigations, conduct matters and litigation for several years.

Michael is the rare antitrust lawyer who maintains both an active merger control practice and a bustling litigation practice. In 2025, for example, he shepherded over $65 billion of transactions through global merger control regimes, including a litigated merger challenge in the U.S., while also representing over a dozen clients in major antitrust litigation. In that year, he won awards for both his merger work and his litigation matters.

Michael also is a partner in the Appellate, Regulatory and Complex Litigation practices at Paul Hastings. He brings significant government experience to a practice consisting of preparing and litigating challenges to agency rulemaking, adjudication or other activity, having served as an associate deputy attorney general at DOJ, where he oversaw the Civil Division’s defense of high-profile rulemaking challenges and other agency actions. Earlier in his career, Michael clerked for the Honorable Justice Anthony M. Kennedy of the U.S. Supreme Court and the Honorable Judge Diarmuid F. O'Scannlain of the U.S. Court of Appeals for the Ninth Circuit. He also served as an AUSA for the U.S. Attorney's Office for the Eastern District of Virginia.

Yale Law School, J.D.

Princeton University, A.B.