Eduardo Negrón-Navas

Maristella Collazo-Soto is a top attorney recognized by Best Lawyers in the practice area(s) of Intellectual Property Law. Maristella, 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 Maristella is held by other top lawyers in the same geographic and legal practice area.

Carlos E. Serrano is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law. Carlos E., 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 Carlos E. is held by other top lawyers in the same geographic and legal practice area.

Edna E. Pérez-Román is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation. Edna E., 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 Edna E. is held by other top lawyers in the same geographic and legal practice area.

Mr. Marqués-Díaz chairs McConnell Valdés' Litigation Practice Group. His practice includes general civil and commercial litigation before the Puerto Rico and federal courts, concentrating in local appellate practice, constitutional, tax, consumer class action, administrative, insurance - including healthcare insurance litigation - and land use litigation. Mr. Marqués-Díaz has a solid constitutional law practice. He has argued many cases involving constitutio...

Sonia Colón is a top attorney recognized by Best Lawyers in the practice area(s) of Insolvency and Reorganization Law and Litigation. Sonia, 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 Sonia is held by other top lawyers in the same geographic and legal practice area.

Her main areas of practice include banking and financial institutions, commercial financing, mergers and acquisitions, corporate reorgs, governance and public financing. She also advises clients on aspects of doing business in Puerto Rico, including fund formation (private equity and Opportunity Zone funds). Ms. Acosta regularly advises national and local banks, broker-dealers, mortgage institutions and other financial institutions (including international banking entities) and institutional ...

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 ...

Becky M. López-Freytes is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law. Becky 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 Becky M. is held by other top lawyers in the same geographic and legal practice area.

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.

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...