Charles E. Biggio is a partner in the firm's New York office, where his practice focuses on antitrust and trade regulation law. For 20 years, he has advised clients on all aspects of antitrust law, including mergers and acquisitions, joint ventures, and intellectual property agreements. In particular, he has extensive experience representing clients in merger and acquisition matters before the U.S. Department of Justice and the Federal Trade Commission.

Before joining the firm, Charles was the acting deputy assistant attorney general for merger enforcement at the Antitrust Division of the U.S. Department of Justice, where he was responsible for formulating and implementing merger enforcement policy. He also had been a partner in Akin Gump Strauss Hauer & Feld's antitrust practice in New York.

Charles is regularly quoted on antitrust matters in national business periodicals, and is a frequent writer and speaker on antitrust issues. He also has served on various panels and committees dealing with the field of antitrust law sponsored by the American Bar Association, the U.S. government, and other organizations.