Daniel Howley advises clients on antitrust matters, including mergers and acquisitions, civil and criminal investigations by the U.S. Department of Justice and the Federal Trade Commission, and civil and criminal litigation. 

Dan has represented clients in many of the leading antitrust matters in recent years.  These representations include Express Scripts, Inc. in connection with the Federal Trade Commission’s investigation and lawsuit against PBMs related to insulin pricing and the “landmark settlement”  of that matter with FTC in 2026; Farelogix Inc. in connection with the antitrust review of its agreement to be acquired by Sabre Corporation and the subsequent litigation and trial verdict in favor of Farelogix and Sabre over the United States Department of Justice, shortlisted for Global Competition Review’s (GCR) 2021’s “Matter of the Year”; Cigna Corporation in connection with the antitrust review of its $67 billion acquisition of Express Scripts, shortlisted for GCR’s 2019’s “Merger Control Matter of the Year – Americas”; Nestlé USA in connection with a complex multidistrict antitrust proceeding involving 92 cases alleging pricing fixing of chocolate confectionaries, which was shortlisted for GCR’s 2015’s “Litigation of the Year – Cartel Defense”; and US Airways in connection with the antitrust review of its $17 billion merger with American Airlines and the related litigation filed by the United States Department of Justice and several state attorneys general, which won the “Matter of the Year” award at the 2014 Awards. 

Dan received a J.D. from the University of Pennsylvania Law School and an undergraduate degree in Electrical Engineering and Physics from Duke University. He previously served as a law clerk for the Honorable Garrett E. Brown, Jr., U.S. District Court, District of New Jersey. Dan has been recognized as among the LawDragon 500 Leading Litigators in America and the LawDragon 500 Leading Dealmakers in America.  He was named a “Litigation Star” by Benchmark Litigation and a “Super Lawyer” in Washington, D.C. by Super Lawyers Magazine. Dan has also been recognized in The Legal 500 for his “excellent” work on merger control matters. He has authored multiple articles and speeches on antitrust topics such as merger litigation strategy, merger remedies, and antitrust enforcement trends.