Manuel San Juan

Alfredo Alvarez-Ibáñez is a member in the Corporate Department. He has been with O’Neill & Borges since 1996. Alfredo’s practice is concentrated in various areas of commercial law and creditors’ rights, including real estate, commercial lending, secured transactions, asset-based finance, and complex out-of-court workouts and restructurings, representing both local and U.S.-based financial institutions and businesses. Alfredo’s practice also involves c...

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...

Marie Carmen Muntaner is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law and Medical Malpractice Litigation. Marie Carmen, 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 Marie Carmen is held by other top lawyers in the same geographic and legal practice area.

Alba I. Joubert Pereira is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law. Alba I., who practices law in San Juan, Puerto Rico, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Alba I. is held by other top lawyers in the same geographic and legal practice area.

José A. Díaz-Brugueras is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law. José A., 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 José A. is held by other top lawyers in the same geographic and legal practice area.

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

Mr. Cortés-Rexach has practiced law in Puerto Rico for over three decades, concentrating in the areas of commercial and project financing and real estate law. His involvement in Puerto Rico’s tourism industry is extensive, having participated as counsel in a significant number of the major hotel and resort developments in the island including Rio Mar and Palmas del Mar Resorts, the the San Juan Marriott Hotel and more recently, in the Distrito T-Mobile, a multi- million entertain...

Adriana Capacete Cabassa is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and M&A Law. Adriana Capacete, 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 Adriana Capacete is held by other top lawyers in the same geographic and legal practice area.

Mr. Miguel A. Santiago. Esq. is an Attorney at Casillas, Santiago & Torres, LLC. Prior to founding CST, Mr. Santiago was a partner at one of Puerto Rico’s largest and oldest law firms where he spent close to ten years counseling in the corporate-tax area including corporate, tax, employee benefits, real estate and employment law. Before such tenure, he was a senior tax consultant at Ernst & Young, LLP. Mr. Santiago counsels employers in all aspects of Corporate, Tax, Employee Be...

Ricardo Casellas-Santana is a top attorney recognized by Best Lawyers in the practice area(s) of Competition / Antitrust Law. Ricardo, 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 Ricardo is held by other top lawyers in the same geographic and legal practice area.