Antonio J. Sifre Sein

Karla Rivera-Rubio is a top attorney recognized by Best Lawyers in the practice area(s) of Labor and Employment Law. Karla, 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 Karla is held by other top lawyers in the same geographic and legal practice area.

Rosa M. González-Lugo is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and M&A Law, Employee Benefits Law and Tax Law. Rosa M., who practices law in San Juan, Puerto Rico, has been recognized since 2015. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Rosa M. is held by other top lawyers in the same geographic and legal practice area.

Mr. Fernández-Lugo Chairs McConnell Valdés' Environmental, Energy & Land Use Practice Group. He represents clients before local and federal agencies with jurisdiction over environmental, energy and land use matters, such as the U.S. Environmental Protection Agency, the U.S. Army Corps of Engineers, the Environmental Quality Board, the Department of Natural and Environmental Resources, the Solid Waste Management Authority, the Puerto Rico Electric Power Authority, the State E...

José E. Villamarzo Santiago is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law. José E., who practices law in San Juan, Puerto Rico, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which José E. is held by other top lawyers in the same geographic and legal practice area.

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.

José L. Maymí-González is an associate in the San Juan, Puerto Rico, office of Jackson Lewis P.C. His practice focuses on representing employers in workplace law matters, including preventive advice and counseling. José advises clients on matters such as employment contracts and policy drafting, the administration of statutory leaves, and termination litigation. He represents clients in federal, state, and administrative forums, including the EEOC and its local cou...

Mr. Gelpí's practice has encompassed general civil matters and consultation, in areas ranging from simple matters to complex litigation in maritime, aviation, products liability, insurance, banking, commercial, insurance, and medical-hospital liability. He has had extensive litigation experience in federal, state and administrative forums.

Pedro I. Vidal-Cordero is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and M&A Law and Corporate Governance & Compliance Practice. Pedro I., who practices law in San Juan, Puerto Rico, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Pedro I. 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...

Rafael Escalera Rodríguez is a top attorney recognized by Best Lawyers in the practice area(s) of Arbitration and Mediation, Bet-the-Company Litigation and Litigation. Rafael, who practices law in San Juan, Puerto Rico, has been recognized since 2014. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Rafael is held by other top lawyers in the same geographic and legal practice area.