Michael Guzman represents both plaintiffs and defendants in high-stakes, complex disputes. Mike has successfully played the lead role in many trials before juries, judges, arbitrators, and administrative panels in federal and state proceedings.
Mike’s representation of his clients has resulted in precedent-setting verdicts, including two of the largest antitrust verdicts in U.S. history. In total, he has won more than $2.5 billion to date in verdicts for his clients, and he has secured dismissals or favorable resolutions for defendants facing billions in claims.
Mike has deep expertise in antitrust, class action, and aggregate litigation. He has prosecuted and defended claims of price-fixing and unfair competition. He has defended clients against fraud, product liability, RICO, and mass tort claims. In class-action litigation, Mike has served as court-appointed lead counsel, trial counsel, and a member of executive committees. He also represents direct-action plaintiffs.
Mike’s private practice experience is complemented by his government service. He was appointed as Principal Deputy Assistant Attorney General for the United States Department of Justice in the Environment and Natural Resources Division. In that position, he shared responsibility for managing more than 300 attorneys in the Division with an active caseload exceeding 5,000 matters.