
Juan M. Masini Jr. graduated from The Florida State University with a Bachelor of Science and Marketing Degree. Subsequently Mr. Masini obtained his Juris Doctor degree from the University of Puerto Rico and an L.L.M. in Labor and Criminal Law from the University of San Diego School of Law in San Diego, California.
He is admitted to the bars of the Supreme Court of Puerto Rico, The Supreme Court of California, The Supreme Court of Texas, the U.S. Court of Appeals for the First Circuit, the Fifth Circuit, The U.S. Court of Appeals for the Ninth Circuit, U.S. District Court for the District of Puerto Rico, U.S. District Court for the Southern District of California, U.S. District Court for the Eastern District of Louisiana, and the U.S. Court of Military Appeals.
Mr. Masini began his law career as a United States Naval Officer in the U.S. Navy Judge Advocate General’s Corps serving on active duty. He also served with the Central Intelligence Agency (CIA). Due to his background and expertise Mr. Masini has created a specialty in international matters and foreign relations. He has assisted several countries in restructuring government agencies and drafting and implementing new legislation; coordinating a variety of international diplomacy, investigations, and prosecution matters; and has advised private sector businesses in compliance, negotiations, corporate strategy and legal matters.
From 2003-2011 he was an Assistant United States Attorney (AUSA) for the Eastern District of Louisiana in New Orleans, Louisiana where he prosecuted criminal cases involving narcotics trafficking, fraud/white collar crimes, violent crimes, civil rights violations, trafficking in persons, corruption, money laundering, and handled the investigation and cooperation of international matters. He also represented the United States on appeals before the U.S. Court of Appeals. Prior to his duties in New Orleans, Mr. Masini was Assistant Counsel at the Executive Office for U.S. Attorneys and Counsel to the U.S. Attorney General’s Advisory Committee in Washington D.C. Mr. Masini has served as the DOJ’s Resident Legal Advisor at the U.S. Embassy in Tegucigalpa Honduras and as Intermittent Legal Advisor at the U.S. Embassies in Bogotá, Colombia, Bangkok, Thailand and Mexico City, Mexico. Mr. Masini began his career with the Department of Justice as an AUSA for the Southern District of California in San Diego, California.
2011-2013 he was assigned to the U.S. Embassy in Mexico City where he worked on institutional capacity building under the Merida Initiative and with the Government of Mexico’s Sensitive Investigative Units as well as assisting U.S. Law Enforcement agencies at the Mission, such as FBI, DEA, HSI, ATF&E, and IRS. He also Co-Chaired the Embassy Money Laundering Working Group and the U.S. – Mexico Bi-Lateral Illicit Finance Working Group.
He assists multinational companies, financial institutions, and individuals on judicial matters and at times is consulted by the governments of several countries regarding law enforcement and prosecutorial matters as well as legislation, governmental development, reform, and training. He is constantly sought to provide training and speak at international forums regarding judicial, compliance, and anti-money laundering matters.
Mr. Masini has been an Assistant Vice-President for the Legal and Litigation Division of a Multi-National Company where he supervised over 40 employees and was responsible for over $650 Million dollars in litigation exposure.
For a significant time, he has collaborated with Sepulvado, Maldonado & Couret as of counsel on various complex litigation and counseling while also working at Masini Global. This includes antitrust matters, class actions, and other complex matters.

