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Ronald S.NisonsonPartner
Ronald S.


Boca Raton
(561) 835-2111

Ronald Nisonson is a commercial litigator and Florida Supreme Court Certified Circuit Mediator with over two decades of experience. His practice focuses on contracts, corporate and commercial litigation, construction litigation, professional liability and insurance defense litigation. Ronald has handled extensive complex matters at the state, federal and appellate levels.

In addition to acting as litigation counsel for IBA Consultants, Inc., as outside general counsel, Ronald has successfully handled hundreds of matters for corporate clients such as AXI International, Inc., Centerfield Media, Mitsubishi Digital Electronics of America and Robert Half International. With this diverse background, Ronald is particularly effective in a broad spectrum of industries and situations.

Professional & Community Involvement

  • The Exit Planning Exchange South Florida Chapter, Founding Member, 2020 – 2022

Representative Experience

  • Successfully represented architects and engineers in multi-party commercial construction defect litigation.
  • Successfully represented privately-held United States corporations on various matters, including corporate structure, vendor contracts, employment contracts, contracts with foreign companies, and assisting with litigation and class action defense.
  • Served as outside general counsel for corporate clients engaged in digital electronics and global human resource consulting.
  • Successfully represented several staffing companies by enforcing various non-compete agreements, negotiating and drafting contracts for services, and prosecuting corporate collections actions.
  • Successfully represented multimillion dollar corporations in commercial disputes involving the lease and sale of commercial buildings.
  • Successfully represented multi-district clients in large lender and developer liability matters.
  • Successfully represented commercial enterprises in trade-dress and copyright infringement actions against various worldwide retail conglomerates.
  • Successfully represented various automobile dealerships throughout the State of Florida in product liability, negligence, and breach of contract actions.
  • Served as National Panel Trial Counsel for CNA Insurance Company, defending nursing homes and assisted living facilities in explosive multi-district litigation.

Awards & Recognition

  • The Boca Raton Observer, Top Lawyer, 2022 – present
  • Top Lawyers, Palm Beach Illustrated, August 10, 2022
  • Top Lawyer, Palm Beach Illustrated, 2021
  • Florida Trend’s Legal Elite, 2021


  • Topics in Construction & Premises Litigation, Judges Spellman-Hoeveler American Inns of Court Bench & Bar Conference, February 18, 2022

Press Mentions


Florida, 1996

District of Columbia, 1998

U.S. District Court Southern District of Florida, 2000

U.S. District Court Middle District of Florida, 2004

Eleventh Circuit Court of Appeals, 2008

Florida Supreme Court Certified Mediator, 2019


Thomas M. Cooley Law School, J.D., 1996

Rollins College, Paralegal Studies, Cum Laude, 1992

University of South Florida, B.A., 1991


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