John B. Harris


John B. Harris is a litigation partner at Frankfurt Kurnit Klein & Selz.  He has broad experience in legal ethics and professional responsibility practice and frequently defends law firms, lawyers, and other professionals against claims of legal malpractice, breach of fiduciary duty and fraud.  He also counsels lawyers on their ethical responsibilities and represents lawyers in disputes with current and former partners.

More broadly, Mr. Harris frequently represents lawyers and non-lawyers who are the subjects of criminal or regulatory investigations. He has represented public figures, corporate executives and securities industry professionals against allegations involving collateralized debt obligation and mortgage fraud; antitrust violations, anti-money laundering investigations; insider trading; securities and accounting fraud; and mutual fund pricing violations.

Mr. Harris is a past Chair of the Professional Responsibility Committee of the New York City Bar Association, and is a former member of the New York City Bar’s Committee on Professional and Judicial Ethics, Committee on Professional Discipline, Judiciary Committee, and Task Force on Multi-Disciplinary Practice. He has served as a delegate to the New York State Bar Association House of Delegates and currently serves as a member of the State Bar Professional Discipline Committee. He acts as a mediator for the US District Court for the Southern District of New York.

Mr. Harris is also a past Chair of the New York Regional Board of the ADL and chairs its National Legal Affairs Committee, serves as a director of the New York University Law Alumni Association; and is a board member of Summer Search, New York

Practice Areas

  • Legal Malpractice
  • Securities Law
  • Litigation & Appeals

1 Course by John B. Harris