Fernando O. Zambrana Avilés

Leslie Y. Flores-Rodríguez is a top attorney recognized by Best Lawyers in the practice area(s) of Appellate Practice and Litigation. Leslie Y., 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 Leslie Y. is held by other top lawyers in the same geographic and legal practice area.

Mr. Israel Fernández-Rodríguez, Esq. is an Attorney at Casillas, Santiago & Torres, LLC, where he serves as an attorney specializing in labor and employment counseling and litigation, in addition to civil and commercial litigation. Prior to joining the firm, Mr. Fernández-Rodríguez was a senior associate in the Labor and Employment division of a major law firm in Puerto Rico, where he tenured for five years. A substantial part of Mr. Fernández-Rodríguez’ practice involves coun...

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

Marta S. Ramírez-Isern is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and M&A Law and Real Estate Law. Marta S., 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 Marta S. is held by other top lawyers in the same geographic and legal practice area.

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.

Eidalia González-Tosado is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Law. Eidalia, 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 Eidalia is held by other top lawyers in the same geographic and legal practice area.

His primary practice is in the area of bankruptcy, reorganization and creditors’ rights. He has extensive experience in the field and has represented local banks, among other secured and unsecured creditors, in a wide array of bankruptcy and collection litigation. He is a member of the firm’s PROMESA Task Force. He also represents clients in securities arbitration cases before the Financial Industry Regulatory Authority. As member of the firm’s PROMESA Task Force, Mr. Zouair...

Tatiana Leal-González is an associate in the San Juan, Puerto Rico, office of Jackson Lewis P.C. She focuses her practice in substantive and procedural aspects of labor and employment law litigation and has successfully defended claims against employers before federal and local court, and administrative agencies, involving complex allegations of wrongful termination, sexual harassment, retaliation, age and disability discrimination. Tatiana frequently provides legal advice and preventi...

Odemaris Chacón Varona is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law, Insurance Law, Labor and Employment Law, Medical Malpractice Litigation and Professional Malpractice Litigation. Odemaris, 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 Odemaris 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...