
Founding partner of Headrick Rizik Alvarez & Fernández of the Dominican Republic. The Firm was founded in 1985 and has been recognized as Law Firm of the Year by IFLR and by Chambers & Partners Latin America for 2025, the sixth consecutive year.
Received the Medal to Merit for Dominican Woman in 2023, in the category for business, granted by the Presidency of the Dominican Republic and Ministry of Women Affairs. Mary is National Ambassador of the International Chamber of Commerce (ICC) Commission on Intellectual Property representing the Dominican Republic. She is arbiter and past president of the Mediation, Conciliation and Arbitration Committee of the Asociación Interamericana de Propiedad Intelectual (ASIPI). Member of the Board of Directors of the Chamber of Commerce and Production of Santo Domingo, Inc. (CCPSD). Past president of the Board of Directors of the American Chamber of Commerce (AMCHAMDR), past Chair of its Legal Committee, and current vice chair of the Health Committee of AMCHAMDR. Member of the ICC Institute of Business Law. Member of the editorial committee of Gaceta Judicial, a local legal periodical. Co-editor of the “Anuario de Jurisprudencia Casacional Dominicana” years 2022, 2023, 2024 and 2025 sponsored by the “Escuela Naiconal de la Judicatura (ENJ)”. Past President of the Board of Instituto Tecnológico de Santo Domingo (INTEC). Mary is past president of the Asociación Dominicana de Propiedad Intelectual, Inc. (ADOPI), of Fundación Institucionalidad y Justicia, Inc. (FINJUS) and past Chair of the Latin American Council of the International Section of the New York State Bar Association (NYSBA).
She specializes in corporate and business law, banking law, agency and distribution law, foreign investment, intellectual property, life sciences and healthcare, arbitration, and trusts and estates. Her professional practice has been recognized and ranked Band 1 by Chambers Global 2025 and Chambers Latin America 2026 in Corporate/Commercial and in Intellectual Property. She is recommended by Latin Lawyer 250 2026. She is also recommended by the Latin American Corporate Counsel Association (LACCA) for Corporate/M&A in 2025. She teaches intellectual property for a Master´s Program on Intellectual Property at the Pontificia Universidad Católica Madre y Maestra (PCUMM).
Mary is Dominican, studied law at the Universidad Pedro Henríquez Ureña (UNPHU), where she graduated summa cum laude in 1979. Immediately after, 1979-80, she attended postgraduate courses in Political Science and International Relations at Georgia State University. She has an LLM in Intellectual Property from the University of Illinois, in Chicago, USA. She graduated in 2016 with honors. She speaks Spanish and English