María L. Montalvo-Vera

Juan A. Frau Escudero is a lawyer recognized by Best Lawyers in the practice area of Litigation. Juan A. practices law in San Juan, Puerto Rico Best Lawyers has recognized Juan A. Frau Escudero since 2026. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Juan A. Frau Escudero is held by other lawyers.

Lourdes C. Hernández-Venegas is a lawyer recognized by Best Lawyers in the practice area of Labor and Employment Law. Lourdes C. practices law in San Juan, Puerto Rico Best Lawyers has recognized Lourdes C. Hernández-Venegas since 2024. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Lourdes C. Hernández-Venegas is held by other lawyers.

Her main areas of practice are corporate and individual income taxes. Prior to joining McConnell Valdés, she was a Tax Counsel with the Puerto Rico Treasury Department, where she reviewed private letter rulings concerning a broad range of issues including corporate and flow-through entities taxation, tax reorganizations, sales and use tax and other tax matters.

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. 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...

Sonia Colón is a lawyer recognized by Best Lawyers in the practice areas of Insolvency and Reorganization Law and Litigation. Sonia practices law in San Juan, Puerto Rico Best Lawyers has recognized Sonia Colón since 2020. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Sonia Colón is held by other lawyers.

Mr. Rodríguez-Ema concentrates his practice in government affairs, corporate law, and securities matters. Mr. Rodríguez-Ema also works on infrastructure and privatization projects. During the last two decades, he worked on all major privatization endeavors conducted by the government of Puerto Rico, including the sale of Puerto Rico Telephone Company. He is the former Chief of Staff under Governor Luis Fortuño's administration. In that capacity Mr. Rodríguez-Ema he...

Mr Casellas has over 25 years of experience in various corporate and financing matters, including project development and finance, commercial lending and structured finance, real estate and mergers and acquisitions. He has acted as counsel for various financial institutions in commercial lending and structured finance transactions. Some of his recent transactions include acting as counsel for Autopistas Metropolitanas de Puerto Rico, LLC in the financing of the PR-22 toll road concession, the...

Carolina Velaz Rivero is a lawyer recognized by Best Lawyers in the practice area of Insolvency and Reorganization Law. Carolina practices law in San Juan, Puerto Rico Best Lawyers has recognized Carolina Velaz Rivero since 2021. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Carolina Velaz Rivero is held by other lawyers.

Mr. Juan J. Casillas-Ayala, Esq. is an Attorney at Casillas, Santiago & Torres, LLC, where he specializes in Labor & Employment and Commercial Litigation. He was a shareholder in the Labor and Employment division of a major law firm in Puerto Rico, where he further sharpened his litigation skills during his 11 years tenure at the firm. Prior to this, he served as law clerk at the Court of Appeals with now Supreme Court Justice Rafael Martínez-Torres and subsequently at the Supreme Co...