O’Neill & Borges LLC is a full-service law firm established in 1962, and located in San Juan, Puerto Rico. Our attorneys adhere to the highest standards of legal excellence and service.  O’Neill & Borges has a long-standing history of being involved in many of the most significant corporate transactions and adversarial proceedings in Puerto Rico.

The firm has been recognized by Chambers & Partners® law firm rankings and publications based in London, U.K., being recipient of the Law Firm of the Year Award for the years 2022, 2021, 2020, 2017, 2014 and 2011. Our firm has also been consistently recognized as a Band 1 law firm in the tax, corporate/commercial, bankruptcy, dispute resolution, real estate and environmental law areas and we are proud of having one of the highest-number of ranked attorneys by Chambers & Partners for any law firm in Puerto Rico. Many of our attorneys are listed as “Leaders in Their Field” in the Chambers Latin America and Global guide.  Our team includes an experienced group of paralegals, legal assistants and other staff members dedicated to serving our clients.

We foster an integrated, collegial atmosphere, encouraging collaboration to ensure well-rounded and thorough legal advice and representation.

Our client base is extensive and representative of the major economic sectors of the Puerto Rican economy. Among our clients are leading business organizations, including Fortune 500 companies.