Peter Mucchetti is a partner in Clifford Chance's Litigation and Dispute Resolution and Antitrust practices, based in Washington, DC. Peter Mucchetti specializes in antitrust litigation and competition matters. He has more than twenty-five years of antitrust litigation, investigations, and merger clearance experience, with particular expertise in the technology, healthcare, and consumer products industries.

Prior to joining Clifford Chance, Peter worked at the US Department of Justice (DOJ) Antitrust Division, where he served as the Chief of its Healthcare and Consumer Products Section. In that role, he led the Antitrust Division to its successful trial victories in highly complex cases concerning the proposed Anthem-Cigna and Aetna-Humana mergers. Peter is a Vice Chair of the Healthcare and Pharmaceuticals Committee of the ABA Antitrust Law Section and a frequent speaker on antitrust topics.

Yale University (BA Economics) 1989 Harvard Law School (JD) 1995 Admitted as an Attorney-at-Law in the District of Columbia 1999 Trial Attorney, Litigation I Section, US Department of Justice, Antitrust Division 2003 Assistant Chief, Litigation I Section, US Department of Justice, Antitrust Division 2011 Chief, Healthcare and Consumer Products Section, US Department of Justice, Antitrust Division 2012 Joined Clifford Chance as a Partner 2020