Matthew P. O’Malley guides clients through complex litigation involving insurance, professional liability, and workplace disputes, combining deep knowledge of New Jersey law with strategic, results-focused advocacy.
Matthew P. O’Malley is a Partner in Mandelbaum Barrett PC’s Litigation Practice Group, focusing on insurance coverage, professional liability defense, and workplace torts. He also serves as local counsel for national law firms, providing guidance on New Jersey practice and procedure in both state and federal courts, and helping clients navigate complex litigation with strategic insight. He has developed a reputation for thorough preparation, practical solutions, and skilled advocacy.
Matt is admitted to practice in New Jersey, the U.S. District Court for the District of New Jersey, the U.S. Court of Appeals for the Third Circuit, and the United States Supreme Court. He is an active member of the New Jersey State Bar Association, as a member of the Malpractice Insurance Committee, and has lectured for NJICLE and private client organizations.
Matt earned his J.D. from Rutgers School of Law – Newark, where he was Editor-in-Chief of the Rutgers Law Review and received the Alumni Senior Prize for outstanding achievement and promise as a future member of the legal profession. He holds a B.A. cum laude from Drew University, where he was a Drew Scholar and a member of the Pi Sigma Alpha political science honor society.
*No aspect of the advertisement or award(s) listed below has been approved by the Supreme Court of any state or the American Bar Association. A description of the standard or methodology used can be found here.
New Jersey “Super Lawyers” list (since 2016)
“Rising Stars” List (2008 – 2009)
New Jersey State Bar Association, Member, Malpractice Insurance Committee
President, Board of Directors, Parsons Village Owners, Inc., 2002-07
District XA Ethics Committee Chair (2013-15); Vice Chair (2012-13); Member/Investigator (2008-12)
Law Clerk to Justice Gary S. Stein, Supreme Court of New Jersey, 1996-97
New Jersey, 1996
United States District Court, District of New Jersey, 1996
United States Court of Appeals for the Third Circuit, 2017
United States Supreme Court, 2018
Rutgers School of Law – Newark, J.D.,1996
Drew University, B.A., cum laude, 1991
30 Mandelbaum Barrett PC Attorneys Named to Super Lawyers and Rising Stars Lists for 2026
March 20, 2026
With 21 attorneys named to the New Jersey Super Lawyers 2026 list and 9 recognized as Rising Stars, our team continues to earn recognition across a broad range of practice areas. The Super Lawyers 2026 selections recognize outstanding attorneys who have demonstrated excellence in the practice of law. Honorees are nominated by their peers and […]