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Luis C. Marini-Biaggi


Chair of Bankruptcy & Insolvency Practice


Tel: 787.705.2173

Luis C. Marini-Biaggi is a founding member and Chair of the Bankruptcy & Insolvency Practice. Luis concentrates his practice in all aspects of insolvency matters including bankruptcy, acquisition of distressed assets, public and private sector restructurings. He regularly represents financial institutions, private equity funds, purchasers of distressed debt or assets, and secured and unsecured creditors on insolvency matters and distressed acquisitions.
Since 2011, the international publication Chambers & Partners has ranked and recognized Luis as the only “Band 1” attorney for lawyers in bankruptcy and restructuring in Puerto Rico. As part of its overview of the Puerto Rico legal market, Chambers recently commented that: “[t]he economic climate has, however, contributed to an increased volume of bankruptcy and restructuring matters, an area currently led by [Marini Pietrantoni Muniz’] Luis Marini.” Chambers and Partners (Latin America), Puerto Rico Overview. Chambers recently stated, quoting sources, that Luis "is an expert in federal bankruptcy cases", "demonstrates full command of the subject", is “one of the best bankruptcy lawyers in the country” and that “he is a reference in the market and is worthy of being at the absolute top of the market”.   Past Chambers’ coverage has described Luis as “always impress[ive] in complex bankruptcy proceedings”, “responsive, detail oriented and thorough in his analysis of each case”.   Chambers also quoted clients stating that “[i]f someone asks me for a recommendation regarding a lawyer that is specialized in bankruptcy, his is the first name that I would mention.  He has a vast knowledge of this area, and in the context of litigation he is dedicated and gracious whilst remaining firm, and the proposals he brings to court are based on solid foundations.”   Chambers also quotes sources describing Luis as “a great lawyer who has a deep knowledge of insolvency matters”, as being “remarkably attentive and succinct”, and that “he understands his clients’ needs and will do everything in his hands to help them succeed. It is a true pleasure to work with him.” 

Luis has also been recognized by LawDragon’ 500 Leading U.S. Bankruptcy and Restructuring Lawyers, as a leading insolvency lawyer by Best Lawyers®, Puerto Rico Edition, named Lawyer of the Year (2020) for Bankruptcy and Restructuring in Puerto Rico and the team was named Law Firm of the Year (2021) for Bankruptcy and Restructuring in Puerto Rico.  Luis has also been recognized as a leading insolvency lawyer by the Legal 500® and as a Litigation Star by Benchmark Litigation®.

Luis frequently writes and lectures on insolvency and bankruptcy matters, participating frequently on panels sponsored by various organizations such as the Puerto Rico Chamber of Commerce, the American Bankruptcy Institute, the Federal Bar Association, and the Puerto Rico Industrial Association, among others. He regularly provides seminars on various technical bankruptcy and insolvency issues to financial institutions, government entities, private funds, and other entities throughout Puerto Rico.

Luis also served on the Local Bankruptcy Rule Committee of the United States Bankruptcy Court, District of Puerto Rico, on the Advisory Board for the American Bankruptcy Institute’s Caribbean Insolvency Symposium, and was an associate editor for the American Bar Association’s Bankruptcy, Insolvency and Litigation committee.

Luis holds a Bachelor Degree in Business and Finance from the University of Michigan and obtained his Juris Doctor from Georgetown University.  Prior to founding Marini Pietrantoni Muniz LLC, Luis was a capital member, head of the Litigation Department, and co-chair of the Bankruptcy, Restructuring, and Insolvency Group at O’Neill & Borges LLC and also practiced in Washington D.C., at Shaw Pittman LLP (now Pillsbury Winthrop Shaw Pittman).

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