Sylvia Lugo-Sotomayor

Mrs. Carballo Chairs McConnell Valdés' Tax Practice Group. She focuses her practice on complex corporate tax matters, including startup operations, inbound and outbound corporate reorganizations, acquisitions, financings, exit strategies, legislative affairs, tax incentives and exemptions, and competent authority proceedings between the Puerto Rico Treasury Department and the Internal Revenue Service. A substantial part of her practice is devoted to tax minimization strategies through ...

José L. Notario-Toll is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and M&A Law. José L., who practices law in San Juan, Puerto Rico, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which José L. is held by other top lawyers in the same geographic and legal practice area.

Ms. Vélez' practice is focused on advising clients on the tax treatment of corporate transactions and reorganizations, as well as assistance in devising tax-efficient corporate structures for new or existing Puerto Rico operations. She has worked extensively with the Puerto Rico tax and industrial incentives acts and provisions relative to U.S. income taxation of international operations, as well as the Puerto Rico and U.S. taxation of investment income, including government obligation...

David Rivé-Power is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative Law and Health Care Law. David, who practices law in San Juan, Puerto Rico, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David is held by other top lawyers in the same geographic and legal practice area.

As Chair of the Labor & Employment Law Practice Group Ms. Montaner-Sevillano brings to the table her extensive experience in the field and she is able to provide a deep understanding of the intricacies of conducting business in Puerto Rico as well as a unique awareness of the importance of budget supervision and controls. Ms. Montaner-Sevillano concentrates her practice in employment rights laws. She provides counseling and litigation defense in cases filed under the Americans with Disabi...

Ian Marini-Biaggi is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Ian, who practices law in San Juan, Puerto Rico, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ian is held by other top lawyers in the same geographic and legal practice area.

Luis C. Marini-Biaggi is a capital member of Marini Pietrantoni Muniz LLC and Chair of the Insolvency & Restructuring Group. Luis concentrates his practice in all aspects of insolvency matters including bankruptcy, acquisition of distressed assets, public and private sector restructurings. He also regularly handles complex commercial litigation at the trial and appellate level, including defense of lender liability suits and contract litigation. He regularly represents financial instituti...

Ms. Amarily Maldonado, Esq. joined Casillas, Santiago & Torres, LLC in April 2018, where she serves as an Attorney in the Corporate and Tax Divisions. Prior to joining the firm, Ms. Maldonado was a Senior Manager in the Tax Advisory Division of a major international accounting firm in Puerto Rico, where she tenured for six years. Ms. Maldonado commenced her career as an Associate in the Corporate Tax practice of one of the Big Four accounting firms and also served as a corporate and tax a...

Mr. García-Díaz has over 20 years of experience in the private practice, providing counseling to clients in regulatory and compliance matters related to major federal and local environmental laws, such as CERCLA (Superfund), RCRA, Clean Air Act, Clean Water Act and the Oil Pollution Act. He represents clients before local and federal agencies with jurisdiction over Puerto Rico environmental matters, such as the United States Environmental Protection Agency, the United States Arm...

Mr. Miranda specializes in commercial law, real estate and general corporate law. He has been involved in the structuring, financing and development of complex residential, tourism and mixed use real estate developments as well as in the development, financing and construction of most major hotels in Puerto Rico. Likewise he has an extensive practice in corporate and commercial finance matters. He also represents the principal advertising and public relations companies in Puerto Rico as well ...