Maria Isabel Rey Cancio

Roberto Prats-Palerm is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law and Litigation. Roberto, 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 Roberto is held by other top lawyers in the same geographic and legal practice area.

César R. Rosario Vega is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law. César R., 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 César R. is held by other top lawyers in the same geographic and legal practice area.

Stephanie Vilella is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Law. Stephanie, 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 Stephanie is held by other top lawyers in the same geographic and legal practice area.

Her main areas of practice are tax incentives, employee benefits, corporate and individual income taxes. Prior to joining McConnell Valdés, Ms. González-Ibarría was a Legal Counsel with the Internal Revenue Area of the Puerto Rico Treasury Department. While with the Puerto Rico Treasury Department, she reviewed closing agreements and private letter rulings concerning a broad range of issues including general income taxation, withholding, corporate reorganizations and empl...

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...

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

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...

Carlos A. Valldejuly-Sastre is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative Law, Arbitration and Mediation, Competition / Antitrust Law and Litigation. Carlos A., who practices law in San Juan, Puerto Rico, has been recognized since 2017. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Carlos A. 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.

José L. Maymí-González is an associate in the San Juan, Puerto Rico, office of Jackson Lewis P.C. His practice focuses on representing employers in workplace law matters, including preventive advice and counseling. José advises clients on matters such as employment contracts and policy drafting, the administration of statutory leaves, and termination litigation. He represents clients in federal, state, and administrative forums, including the EEOC and its local cou...