Matthew Guarnero

Mr. Guarnero is an associate in the firm’s New York office and focuses his practice on securities and antitrust litigation on behalf of individual and institutional investors. Mr. Guarnero previously practiced at two national litigation firms where he gained experience prosecuting antitrust, commodities manipulation, and securities fraud claims on behalf of both institutional and individual investors.

Matthew earned his Juris Doctor from the State University of New York at Buffalo Law School in 2015, and his Bachelor of Arts in Political Science from the State University of New York at Geneseo in 2012. While in law school, Matthew was part of a select group of students to participate in SUNY Buffalo Law School’s On Finance and the Law Program. Matthew was also a member of the Moot Court Board at SUNY Buffalo Law School.

Matthew is admitted to practice law in New York and New Jersey state courts, and the United States District Court for the Southern District of New York. Matthew currently serves on the New York City Bar Association’s Securities Litigation Committee. Matthew is also a Junior Member of the Columbus Citizens Foundation where he volunteers for the Siamo Amici Initiative.

Practice Areas

  • Securities Litigation
  • Antitrust Litigation


  • B.A., State University of New York at Geneseo, 2012
  • J.D., State University of New York at Buffalo Law School, 2015


  • New York
  • New Jersey
  • U.S. District Courts
    • Southern District of New York