Lewis Tesser

Senior Partner at
Tesser, Ryan & Rochman, LLP

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  • Tesser, Ryan & Rochman, LLP

Admitted Jurisdictions

New York

Practice Areas


Lewis Tesser is a senior partner in the New York law firm of Tesser, Ryan and Rochman, LLP, concentrating his business law practice on professional responsibility and dispute resolution—mediations, arbitrations and trials.  In addition to acting as a private mediator, Mr. Tesser  also serves as a Mediator for the United States District Court, Southern District of New York, for the New York State Supreme Court and  for the American Arbitration Association and as an Arbitrator for FINRA.  

He is the immediate past President of the New York County Lawyers’ Association, and Founding Director of NYCLA’s Ethics Institute. Lew is the former Chair of the Business Law Committee of the General Practice Section of the New York State Bar Association and the current co-chair of State Bar’s Dispute Resolution Section Ethics Committee.  He is an ABA Fellow and the Editor-in-Chief of the treatise, “The New York Rules of Professional Responsibility”, published by Oxford University Press.  He is consistently selected to the  New York Super Lawyer List.

Prior to private practice, Lew was an Assistant United States Attorney in the Eastern District of New York. He also served as a Judge Advocate in the United States Army.  

Lew is an Honors graduate from the National Law Center, George Washington University, a Masters graduate from the Wharton Graduate School, University of Pennsylvania and a graduate of the Harvard Law School Program of Instruction for Lawyers.

Practice Areas

Jurisdictions Admitted to Practice

  • New York

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