Hans Riefkohl



Tel: 787.705.2171

Hans joined Marini Pietrantoni Muñíz LLC as an associate in July 2020. Prior to joining the firm, Hans worked as an associate for DLA Piper (Puerto Rico) LLC, focusing his practice on drafting and negotiating commercial agreements, including representing the Puerto Rico Public-Private Partnership Authority and the Puerto Rico Ports Authority in the procurement and negotiation of Public-Private Partnerships and other similar agreements. Before this experience, Hans clerked for the Chief Justice of the Puerto Rico Supreme Court, Hon. Maite Oronoz and for District Judge Gustavo A. Gelpí of the U.S. District Court for the District of Puerto Rico. 

During law school, Hans worked part-time at one of the main law firms in Puerto Rico while also serving as research assistant to Carlos Díaz Olivo, professor of Tax and Corporate Law, including assisting in the edition and publication of Prof. Díaz Olivo’s corporate law and non-profit law treatises. Additionally, Hans served as editor of the University of Puerto Rico Law Review, and was elected to the Editorial Board, where he organized and edited a special issue and symposium on Puerto Rico’s public debt, including articles from renowned Constitutional and Bankruptcy Law scholars. 

Hans authored the law review article “The Internet and Puerto Rico’s Taxing Power: How the Dormant Commerce Clause Is Affecting Small and Medium Businesses and What Can Be Done About It”, 84 Rev. Jur. UPR 496 (2015), which correctly predicted the U.S. Supreme Court’s overruling of Quill Corp. v. North Dakota, 504 U.S. 298 (1992) (see South Dakota v. Wayfair, Inc., 585 U.S. ___ (2018)) and proposed public policy initiatives designed to mitigate Quill’s negative impact on public finances and small businesses. 
Hans holds a Bachelor’s in Business Administration (Cum Laude) from Villanova University with mayors in Finance and Accounting. He obtained his Juris Doctor (Summa Cum Laude) from the University of Puerto Rico School of Law, ranking in the top 5% of his class.

After obtaining his undergraduate degree, Hans worked as an associate for a multinational accounting firm and passed all four parts of the CPA exam. Additionally, Hans interned for an asset management firm, the U.S. House of Representatives and the Puerto Rico Senate. 

Hans is admitted to practice law in the Commonwealth of Puerto Rico and the U.S. District Court for the District of Puerto Rico.