María D. Trelles-Hernández

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...

Juan Carlos Bou-Cardona is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and M&A Law. Juan Carlos, 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 Juan Carlos is held by other top lawyers in the same geographic and legal practice area.

Mr. Muñiz represents clients in all phases of tax controversy and litigation matters, from tax audits and examinations through administrative appeals and court proceedings. He actively participates in multiple tax litigations representing clients on wide arrays of tax challenges, including: municipal license tax, income tax, personal property tax and construction excise tax deficiency procedures. He also has extensive experience representing taxpayers during the real property tax asses...

Luis A. Oliver-Fraticelli is Co-chair of the Litigation Division at Adsuar, Muñiz, Goyco, Seda & Perez-Ochoa P.S.C. Mr. Oliver handles complex civil litigation before the U.S. District Court for the District of Puerto Rico and the courts of the Commonwealth of Puerto Rico, and has represented parties in arbitration proceedings under the Commercial, Construction and International Rules of the American Arbitration Association. He frequently handles appellate matters before the U.S. C...

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

Alfredo F. Ramírez-Macdonald is a top attorney recognized by Best Lawyers in the practice area(s) of Construction Law and Franchise Law. Alfredo F., 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 Alfredo F. is held by other top lawyers in the same geographic and legal practice area.

Gustavo A. Chico-Barris is a top attorney recognized by Best Lawyers in the practice area(s) of Insolvency and Reorganization Law. Gustavo A., who practices law in San Juan, Puerto Rico, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Gustavo A. is held by other top lawyers in the same geographic and legal practice area.

Antonio L. Collazo-Bennazar is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Law and Land Use and Zoning Law. Antonio L., who practices law in San Juan, Puerto Rico, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Antonio L. is held by other top lawyers in the same geographic and legal practice area.

Luis M. Morera is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative Law and Litigation. Luis M., 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 Luis M. is held by other top lawyers in the same geographic and legal practice area.

Jerry Lucas Marrero is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Law, Environmental Law and Land Use and Zoning Law. Jerry Lucas, who practices law in San Juan, Puerto Rico, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jerry Lucas is held by other top lawyers in the same geographic and legal practice area.