Anna P. Hayes
Partner
Overview
Anna Hayes is an antitrust attorney based in Holland & Knight's Washington, D.C., office. Ms. Hayes represents clients in high-stakes litigation, merger review, and government investigations and enforcement actions across a broad range of industries, including technology and telecommunications, healthcare, manufacturing and real estate.
Ms. Hayes represents public and privately held companies, trade associations, joint ventures, nonprofit organizations and educational institutions, and she has secured significant courtroom victories for her clients, including in class action defense at jury trial. She also has successfully guided clients through government investigations, including by the U.S. Department of Justice (DOJ) and Federal Trade Commission (FTC), and defended against claims in International Chamber of Commerce (ICC) arbitration proceedings.
Ms. Hayes provides strategic antitrust counseling on mergers and acquisitions (M&A), joint venture formation and conduct, and private equity investments, helping clients identify and manage antitrust risk at every stage of a transaction. She also advises clients in responding to Civil Investigative Demands (CIDs) issued by federal agencies and state attorneys general, as well as grand jury subpoenas, in connection with potential antitrust and other regulatory violations.
Ms. Hayes' notable representative matters include:
- defending a multinational real estate franchisor at jury trial in a class action alleging various violations of state and federal antitrust laws related to residential real estate sales and related class action lawsuits around the country
- defending a client against antitrust group boycott claims brought by a rival political organization
- representing a community bank in DOJ and Office of the Comptroller of Currency (OCC) joint investigations related to possible regulatory violations and obstruction issues
- defending a foreign manufacturer against a DOJ lawsuit alleging fraud related to antidumping duties
- pursuing claims on behalf of an agricultural client against a national poultry company alleging illegal boycott, monopolization and conspiracy claims
- representing a real estate developer in a six-day trial over a U.S. General Services Administration (GSA) leasing dispute involving breach of contract, resulting in a full victory and monetary judgment for her client
In addition, Ms. Hayes maintains an active pro bono practice. She has assisted an asylum recipient in securing permanent residence in the U.S., represented a charitable organization in connection with protecting its intellectual property, including trademark registration, and volunteers with the Lawyers' Committee for Civil Rights Under Law to ensure eligible voters' access to participate in elections.
Prior to joining Holland & Knight, Ms. Hayes clerked for the Honorable Marcia Morales Howard in the U.S. District Court for the Middle District of Florida. During her clerkship, she was involved in both bench and jury trials in criminal and civil cases and worked on a wide range of matters involving the application of federal and state law, including business torts, labor and employment disputes, securities litigation and insurance matters.
While in law school, Ms. Hayes served as the executive articles editor for the Florida Law Review.
Credentials
- University of Florida Levin College of Law, J.D., with honors
- Georgia Institute of Technology, B.S., with high honors
- District of Columbia
- Florida
- U.S. District Court for the District of Columbia
- U.S. District Court for the Southern District of Florida
- Law Firm Antiracism Alliance (LFAA) Banking Working Group
- The Best Lawyers in America guide, Washington, D.C., Commercial Litigation Ones to Watch, 2025, 2026; Antitrust Law, Litigation – Antitrust, 2026