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Antitrust and Trade Regulations

Class Actions


Dealer and Franchise


Intellectual Property

Media and Entertainment

Personal Injury

Products Liability


"Excellent strategic thinking...great talent...can adapt during the progress of a trial." 

-Chambers & Partners, Latin America Guide

At Marini Pietrantoni Muñiz, our litigators are trial and appellate lawyers as well as business-oriented advisors. We prepare each case as if it were to go to trial, yet always striving to reach the most cost-efficient, practical, and strategic result our corporate clients expect. We try our clients' cases in all courts and forums in Puerto Rico at the federal, state, and administrative levels, both as defendants and plaintiffs, and all throughout the appellate process as well as in arbitration and mediation proceedings.


Our mission is simple: achieve the best possible result for our clients. Whether it's trying a case to verdict and until the final appeal is decided, or negotiating a settlement in or out of court, our lawyers work tirelessly to serve our clients' interests and reach their desired result.


Our firm litigates in multiple areas of the law and representing clients in all industries of the Puerto Rico market. We litigate disputes involving:


  • Antitrust

  • Banking and Finance

  • Commercial Leasing

  • Construction

  • Contracts

  • Distribution and Franchising

  • Energy

  • First Amendment

  • Fraud

  • Health Care

  • Insurance

  • Intellectual Property

  • Manufacturing

  • Personal Injury

  • Premises Liability

  • Products Liability

  • Securities


Our current matters include multiple Mass Tort cases representing an industrial janitorial services company against claims brought due to a purported bacteria outbreak in a hospital, Dealer termination disputes representing both suppliers and dealers, First Amendment defense representing television and print media companies, Construction defects in an international airport runway representing the airport operator, Commercial Leasing disputes representing the landlord, Environmental disputes representing an energy company, Lender Liability claims representing banks, Electronic Communications misappropriations under the federal Stored Communications and Wiretap Acts representing the plaintiff, a consumer class action representing a Manufacturer, and others.


For more information please contact us. We’d be delighted to speak to you.

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