The powerhouse team at McConnell Valdés LLC remains a market leader, utilising the bench strength of its experienced team to advise major insurers, financial institutions and multinationals involved in complex, high-value claims and class action cases. The firm’s active client roster includes household names Johnson & Johnson, Best Buy, AIG and Merrill Lynch, and spans sectors ranging from oil and gas, healthcare, hospitality and real estate to pharmaceuticals, retail, financial services and medical devices. The practice is headed by litigation chair Juan Marqués-Díaz, who brings over 25 years of experience to arbitration, tax disputes and matters involving administrative and constitutional law, and group vice-chair Henry Freese, who brings expertise to maritime and admiralty cases, construction disputes and insurance defence work. Other key figures include managing director Arturo García-Solá, who specialises in contractual disputes and who, along with Eduardo Zayas-Marxuach, handles franchise and distribution law matters; Alejandro Cepeda-Díaz, who represents clients in securities arbitration and environmental litigation; and counsel Isabel Torres‐Sastre, who delivers strength in litigation related to intellectual property, data security, and media and entertainment.

Leveraging the experience of its team, O'Neill & Borges remains a force in the practice area, providing a one-stop shop to represent insurers and multinational corporates (including Samsung, Edwards Lifesciences, Costco and New Fortress) in a diverse selection of litigation matters. With a client base spanning such sectors as government, healthcare, life sciences, entertainment, tech and telecoms, the practice’s full service covers matters ranging from negotiation and mediation to antitrust, securities and tax litigation, along with bankruptcies, restructurings and insolvencies. The practice is headed by seasoned litigator David Rivé, who brings expertise to managing government and regulatory affairs and public policy proposals, and Hermann Bauer-Álvarez, a specialist in bankruptcy and creditors’ rights claims, where he is supported by Gabriel Miranda. Other key figures include Salvador Antonetti-Stutts, who handles commercial litigation before both commonwealth and federal courts, in addition to managing insurance, antitrust, trade regulation, franchise and distribution disputes; Carlos Vázquez-Alberty, who draws on over 30 years' experience of representing clients in complex litigation and arbitration. Jorge Candelaria-Serrano and Álvaro Almonte-Veloz were promoted to partner in December 2023.

Estrella LLC channels the expertise of its team to provide insurers and major multinationals (including The Home Depot, American Airlines and Walmart) with a one-stop shop for litigation and dispute resolution matters. With an active client spanning such sectors as energy, real estate, aviation, healthcare, government and media, the firm displays a particular proficiency in cyber litigation, commercial and liability litigation in the retail sector, and in disputes in the oil and gas industry. The practice is headed by managing partner Alberto Estrella, who draws on 20 years of experience in both state and federal courts; senior partner Kenneth Suria, who brings strength to class actions, product liability and medical malpractice claims, and commercial and insurance litigation; consumer affairs division head Luis Morera, who specialises in defending administrative claims; and bankruptcy practice leader Carlos Infante, who acts for individual and business debtors, creditors and creditors’ committees. Other key figures include Andrés Colberg Trigo, who utilises a background working for the Legislation Division of the Justice Department of the Commonwealth of Puerto Rico, and associate Stephanie Vilella, who assists in cases involving complex bank regulations.

The dispute resolution team at DLA Piper Puerto Rico leverages a global network spanning the Americas, Europe, the Middle East, Africa and the Asia Pacific region and the bench strength of its team to assist local authorities, financial institutions, individuals, and national and multinational corporates in the energy, financial services, tech and life sciences sectors (including Luma Energy and Johnson & Johnson) in high-stakes arbitration and commercial litigation. The firm’s full offering extends to claims related to breach of contract, bidding processes, employment matters, distribution agreements, intellectual property and consumer rights. The team is led by experienced litigator and arbitrator Margarita Mercado-Echegaray, who previously served as the Solicitor General for the Commonwealth of Puerto Rico, and deputy office managing partner Nereida Melendez-Rivera, who, along with Sonia Torres-Pabón, a former Assistant United States Attorney for the District of Puerto Rico, brings expertise to white-collar crime matters. Also of note is of counsel Mariana Muñiz-Lara, who specialises in intellectual property and employment law matters.

Providing specialised services in complex arbitration, commercial litigation, securities litigation and enforcement, and bankruptcy and insolvency cases, the experienced team at Marini Pietrantoni Muñiz, LLC assists clients with a comprehensive range of disputes. These relate to everything from antitrust and trade regulations, construction, insurance, intellectual property and personal injury to media and entertainment law, collections and lender liability cases, and the team also handles class actions. Founding partner and bankruptcy and insolvency co-chair Luis Marini-Biaggi assists financial institutions and private equity funds with bankruptcies, and fellow co-chair Carolina Velaz Rivero acts for institutional lenders, strategic investors, special situation funds and other stakeholders in in-court and out-of-court restructurings. Veteran trial lawyer Manuel Pietrantoni heads the commercial litigation practice and Mauricio Muñiz-Luciano leads the securities litigation and enforcement team, handling antitrust litigation before the federal and state courts.

The civil and commercial litigation practice group at EDGE Legal LLC draws on the experience of its team to act for financial institutions, municipalities, hotel owners and operators, real estate investment trusts, infrastructure developers, healthcare management companies and insurance companies involved in complex arbitration and litigation. With a client base that includes household names Allianz and Juul Labs, the practice is headed by veteran commercial and insurance litigator Eyck Lugo; co-founder and co-managing partner Marilena Román-Gandulla, who specialises in medical malpractice disputes; and Giovanni Picorelli-Ayala, who, in addition to malpractice and insurance claims, handles appeals in state and federal courts.