Antitrust Division
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About the Antitrust Division
The mission of the Antitrust Division is to promote economic competition through enforcing and providing guidance on antitrust laws and principles.
General Information
Leadership
Abigail Slater
Assistant Attorney General
On December 18, 2023, the Department of Justice (DOJ) and the Federal Trade Commission (FTC) jointly released the 2023 Merger Guidelines.
The United States and seventeen States filed a civil antitrust suit against Google for monopolizing multiple digital advertising technology products in violation of Sections 1 and 2 of the Sherman Act. Trial began on September 9, 2024. Trial exhibits and documents are available on the case page.
The Procurement Collusion Strike Force (PCSF) leads a coordinated national response to combat antitrust crimes and related schemes in government procurement, grant, and program funding at all levels of government—Federal, state, and local. The PCSF is comprised of the Antitrust Division of the U.S. Department of Justice, multiple U.S. Attorneys’ Offices around the country, the Federal Bureau of Investigation (FBI), and the Inspectors General for multiple Federal agencies.
The Antitrust Division works to protect the rights of victims in the antitrust crimes that it prosecutes. This page provides links to information on victims’ rights and the Division’s Victim-Witness Program.
Program Areas and Featured Resources
Recent Antitrust Case Filings
U.S. and Plaintiff States v. UnitedHealth and Amedisys (November 14, 2025)
U.S. v. Hewlett Packard Enterprise Co. and Juniper Networks, Inc. (November 14, 2025)
U.S. and Plaintiff States v. Google LLC [2023] (October 6, 2025)
U.S. and Plaintiff States v. RealPage, Inc. (August 25, 2025)