Andrew Gimigliano’s practice focuses on white collar criminal defense and government investigations, complex commercial litigation, health care litigation and appellate advocacy.

Andrew frequently represents clients facing investigation by the U.S. Department of Justice and by the Attorneys General of New Jersey and New York. He has handled matters including mail and wire fraud, health care fraud, securities fraud, public corruption, environmental violations, and antitrust violations. Andrew also has extensive experience assisting clients with grand jury subpoena responses, has conducted internal investigations for public and private entities, and has counseled clients on health care compliance and regulatory matters.

Andrew’s federal and state civil practice focuses on high-stakes commercial litigation, including shareholder and partnership disputes, breach of fiduciary duty and breach of contract claims, health care litigation, civil rights litigation, and securities litigation. An accomplished appellate advocate, Andrew has worked on appeals to the Supreme Court of the United States and the Supreme Court of New Jersey, as well as appeals in the Second and Third Circuit Courts of Appeal and the Appellate Divisions of New Jersey and New York.

Andrew has worked on matters as amicus curiae on behalf of the Association of Criminal Defense Lawyers of New Jersey, the American Civil Liberties Union of New Jersey, and the Rutgers Constitutional Rights Clinic.

He is a former law clerk to Hon. Jaynee LaVecchia, Supreme Court of New Jersey. In 2021-2022, Andrew was Special Counsel to the 11th Member of the New Jersey Apportionment Commission, Hon. Philip Carchman.

Andrew is a Trustee of the Association of Criminal Defense Lawyers – New Jersey.

  • New Jersey
  • New York

  • Rutgers School of Law, J.D., magna cum laude, Order of the Coif, Editor-in-Chief, Rutgers Law Review
  • University of Delaware, B.A.

Mandelbaum Barrett PC Secures Reversal of District Court Ruling in GEICO Case

April 22, 2024

On Monday, April 15, 2024, the United States Court of Appeals for the Third Circuit issued a groundbreaking precedential decision in favor of several of our medical provider clients. The appeal was managed by our healthcare litigation team, comprised of Andrew Gimigliano, Brian Block, and Mohamed Nabulsi. Specifically, the Third Circuit found that New Jersey […]

Mandelbaum Barrett PC Partner Andrew Gimigliano Named Special Counsel to Legislative Redistricting Tiebreaker

November 5, 2021

Mandelbaum Barrett PC congratulates partner Andrew Gimigliano for being named special counsel to the Hon. Philip Carchman (Ret.) as the 11th member of the New Jersey Legislative Apportionment Commission. The Legislative Apportionment Commission is tasked with redrawing the map of New Jersey's 40 legislative districts in compliance with federal and state law.

Rutgers Law Review Alumni Dinner Honors Andrew Gimigliano with “Distinguished Alumni Award”

April 22, 2022

Congratulations to Andrew Gimigliano. He was honored at the Rutgers University Law Review Alumni Dinner with this year’s Distinguished Alumni Award. Andrew’s speech was full of wisdom and inspiration for the many new and future attorneys.