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  • Brown University, B.A., Magna Cum Laude

  • University of California Berkeley School of Law, J.D.


yonaton aronoff


Yonaton Aronoff is a commercial litigator and counselor who has earned a reputation for aggressiveness, efficiency and value. He is a zealous and creative advocate who thrives in high-stakes environments. Mr. Aronoff’s clients value his logical advice and his knack for finding practical, value-driven solutions to complex problems.

Mr. Aronoff represents businesses and individual clients, as plaintiffs and defendants, in disputes touching on a broad array of claims and subject-matters. He has successfully litigated cases involving commercial contracts, executive employment, business torts, trade secrets and unfair competition, retail and apparel disputes, e-commerce issues, and intellectual property. Mr. Aronoff has deep experience in all aspects of commercial litigation, including numerous trials, arbitrations, and evidentiary hearings. 

Mr. Aronoff has been recognized as a Super Lawyer and, prior to joining Harris St. Laurent, was a litigation partner at Foley & Lardner LLP.

Mr. Aronoff’s significant representations and successes include:

  • Successful defense of a national apparel brand in a AAA arbitration in which the claimant sought over $10 million in damages.

  • Won summary judgment in New York State court for a large insurance and financial services client against corporate raiding allegations.

  • Prosecuted, and settled during trial, substantial securities fraud claims on behalf of former employee-shareholders of Fortune 500 corporation who alleged they had been fraudulently blocked from participating in a valuable sale transaction.  

  • Defended and settled federal court claims against a railroad operator accused of improper sand mining.

  • Successfully prosecuted and defended numerous executive employment and restrictive covenant disputes on behalf of both senior executives and employers.

Mr. Aronoff has also devoted considerable time and energy to animal welfare issues. He formerly served on the board of directors of Farm Sanctuary, a national non-profit organization dedicated to improving the conditions of animals on factory farms through education and advocacy. In June of 2012, Mr. Aronoff was appointed by New York City Mayor Bloomberg to serve on the board of directors of Animal Care Centers of NYC as one of its independent board members.

Mr. Aronoff holds a B.A., magna cum laude, from Brown University, and a J.D. from the University of California Berkeley School of Law.