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Guy Mangano

Hon. Guy James Mangano (Ret.)

JAMS Mediator, Arbitrator and Referee/Special Master

Case Manager
Shakiya Wright-McDuffie
T: 212-607-2761
F: 212-751-4099
620 8th Ave, 34th Floor, New York, NY 10018

Guy James Mangano is available to conduct cases virtually. JAMS is equipped to provide virtual ADR services on a variety of online platforms, including Zoom, Microsoft Teams, WebEx, and more.


Judge Mangano has successfully resolved numerous contract and business-related matters. He has a well earned reputation for resolving matters through his good natured approach and close attention to detail. Recent business commercial disputes resolved by Judge Mangano include the following representative matters.

Representative Matters

  • Breach of contract claim for failure to properly convert a commercial passenger airplane to a cargo air craft
  • Claims of breach of agreement between cell phone supplier over charged for excess and dropped minutes
  • Claims relating to the disbanding of a medical practice and disposition of real properties owned by partners
  • Class action dispute involving passengers who were abandoned in a foreign country because of flight cancellation due to insolvency
  • Contract claim for damage to airplane in crash against manufacturer
  • Dispute involving breach of partnership agreement
  • Disputes regarding disability income
  • Mediated breach of agreement claim regarding specific film rights and royalties
  • Mediated claim for extra work and delays in construction contract
  • Mediated numerous disputes involving Labor Law 204, 241, 240, and 200
  • Mediated SUM underinsured claim against carrier
  • Numerous disputes between insurance carriers and coverage claims
  • Stockholder derivative action by two shareholders alleging corporate mismanagement and improper sale of air rights in a Livery Corporation
  • Completed Virtual ADR training conducted by the JAMS Institute, the training arm of JAMS
  • Lifetime Achievement Award, Kings County (Brooklyn, NY) Chapter of the Catholic Lawyers Guild, 2001
  • President, Council of Chief Judges, American Bar Association, 1996
  • Secretary/Treasurer, Council of Chief Judges, 1994-1995
  • Member, Executive Committee of the Council of Chief Judges
  • Brooklyn Bar Association
  • Coalition of Italo-American Associations, Inc.
  • Columbian Lawyers, Catholic Lawyers, Lawyers Club of Brooklyn
  • Member, Board of Directors, St. John's Alumni Association, 1975-present; (School of Law-President, 1992-1994); Member, Executive Board, St. John's University Council
  • Guest speaker, Judicial Seminar CLE Program, Unified Court System, 1998, 1999, 2000
  • Lecturer, Brooklyn Bar Association CLE seminar, 2000
  • Adjunct Professor, St. John's School of Law, 1990-1997
  • Chair, Board of Governors of New York Attorney Client Dispute Resolution Program -- established guidelines for approval, implementation, and supervision of a statewide network of local Bar programs and court programs through the administrative Judges office where needed
  • Presiding Justice, Appellate Division, 2nd Dept., Supreme Court of the State of New York, March 1990-January 2001; Justice, Appointed to Appellate Division, 2nd Department, 1979-1990; Justice, Supreme Court of the State of New York, elected 1969-1982, reelected 1982, reelected & reappointed 1997; Associate Justice, Appellate Term, 2nd and 11th Judicial Districts, 1978-1979
  • Administrative Judge, Criminal Term, Supreme Court, Kings County, 1976-1978
  • Judge, Family Court, 1965-1968
  • Member of State Senate, 1963, reelected 1964-1965
  • Member of State Assembly, 1958, reelected 1960-1962
  • Investigator and Assistant Counsel, Joint Legislative Committee, 1955-1958
  • Honorary Doctor of Law Degree, St. John's University, 1983
  • LL.B., St. John's University School of Law, 1955
  • St. John's University



Practice Areas

  • Appellate
  • Arbitration
  • Business/Commercial
  • Class Action/Mass Tort
  • Employment
  • Entertainment and Sports
  • Insurance
  • Intellectual Property
  • Personal Injury/Torts
  • Professional Liability


Available nationwide


This page is for general information purposes.  JAMS makes no representations or warranties regarding its accuracy or completeness.  Interested persons should conduct their own research regarding information on this website before deciding to use JAMS, including investigation and research of JAMS neutrals. See More