Manuel San Juan

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.

José Fernando Rovira-Rullán is a lawyer recognized by Best Lawyers in the practice area of Corporate and M&A Law. José Fernando practices law in San Juan, Puerto Rico Best Lawyers has recognized José Fernando Rovira-Rullán since 2016. 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 José Fernando Rovira-Rullán is held by other lawyers.

Ana B. Rosado-Frontanés is of counsel in the San Juan, Puerto Rico, office of Jackson Lewis P.C. Ana provides legal counsel regarding all aspects of labor and employment matters and litigates before all state, federal, administrative and local forums. Ana began her legal career as a corporate lawyer in a New York law firm. After two years practicing corporate law, she shifted gears and began practicing employment law, drawn to the human aspects involved in employment law issues and cas...

Shiara Diloné-Fernández is a lawyer recognized by Best Lawyers in the practice area of Labor and Employment Law. Shiara practices law in San Juan, Puerto Rico Best Lawyers has recognized Shiara Diloné-Fernández 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 Shiara Diloné-Fernández is held by other lawyers.

María Elena González-Calderón is a lawyer recognized by Best Lawyers in the practice area of Corporate and M&A Law. María Elena practices law in San Juan, Puerto Rico Best Lawyers has recognized María Elena González-Calderón since 2025. 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 María Elena González-Calderón is held by other lawyers.

Mrs. Arrieta-Rivera's practice includes general civil and commercial litigation with emphasis on tax disputes and tax litigation, complex class actions, complex litigation, tort law, healthcare facility liability, and petroleum industry regulatory matters as well as collections cases. She represents clients before both state and federal court at trial and appellate levels and has worked on the defense of several high-risk cases in which she has assisted clients in obtaining favorable rulings ...

Alberto J. Bayouth-Montes is a lawyer recognized by Best Lawyers in the practice area of Labor and Employment Law. Alberto J. practices law in San Juan, Puerto Rico Best Lawyers has recognized Alberto J. Bayouth-Montes 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 Alberto J. Bayouth-Montes is held by other lawyers.

Patricia M. Marvez-Valiente is a lawyer recognized by Best Lawyers in the practice area of Labor and Employment Law. Patricia M. practices law in San Juan, Puerto Rico Best Lawyers has recognized Patricia M. Marvez-Valiente since 2023. 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 Patricia M. Marvez-Valiente is held by other lawyers.

Erika Berríos-Berríos is the Managing Capital Member of Schuster LLC. She has successfully litigated labor and employment matters in both state and federal courts and administrative agencies. In addition, she has substantial experience representing employers in employment audits conducted by the federal and state agencies and has also gained ample experience representing employers in arbitration proceedings representing private and public employers. Her experience practicing bef...

Mrs. Carballo Chairs McConnell Valdés' Tax Practice Group. She focuses her practice on complex corporate tax matters, including startup operations, inbound and outbound corporate reorganizations, acquisitions, financings, exit strategies, legislative affairs, tax incentives and exemptions, and competent authority proceedings between the Puerto Rico Treasury Department and the Internal Revenue Service. A substantial part of her practice is devoted to tax minimization strategies through ...