Francisco J. Dox-Millán

Sara is a principal in the San Juan, Puerto Rico, office of Jackson Lewis P.C. Her practice concentrates in employment discrimination and wage and hour law counseling and litigation on behalf of employers in Puerto Rico local and federal courts. She has extensive trial experience before both federal and local courts and administrative forums in Puerto Rico. She also has experienced defending employers facing collective wage and hour class actions. In her more than 15 years of practice, Sara h...

María Elena González-Calderón is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and M&A Law. María Elena, 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 María Elena is held by other top lawyers in the same geographic and legal practice area.

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...

Mrs. Cartagena maintains a broad litigation and counseling practice representing corporate entities in a wide variety of business disputes. She has significant experience in complex litigation, including consumers’ class actions, insurance litigation, contractual disputes, tax deficiency proceedings and general tort litigation in both state and federal courts. She also has significant experience in administrative forums before multiple agencies and on bids and procurement consulting and...

Rafael Escalera Rodríguez is a top attorney recognized by Best Lawyers in the practice area(s) of Arbitration and Mediation, Bet-the-Company Litigation and Litigation. Rafael, who practices law in San Juan, Puerto Rico, has been recognized since 2014. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Rafael is held by other top lawyers in the same geographic and legal practice area.

Rodney W. Colón-Ortiz is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and M&A Law and Land Use and Zoning Law. Rodney W., 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 Rodney W. is held by other top lawyers in the same geographic and legal practice area.

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.

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.

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.

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...