Mr Ruben Diaz > Hughes Hubbard & Reed LLP > Miami, United States > Lawyer Profile

Hughes Hubbard & Reed LLP
MIAMI, FLORIDA 33131-4332
United States


Ruben Diaz Jr. is an international transactional partner in Hughes Hubbard’s corporate group and is co-chair of Hughes Hubbard’s Latin America practice. After starting his career in private practice, Ruben served as Chief Legal Officer and General Counsel of a privately-held Central American group with businesses in key sectors, including financial institutions and investment advisory services, agro-industrial, communications, automotive, energy, information technology, retail and consumer products, health care and real estate. He also previously served as Head of the Latin America Legal Practice at Ernst & Young.


  • University of Chicago Law School, J.D., 1983
  • Princeton University, A.B., 1980, cum laude

Lawyer Rankings

United States > Tax > International tax

Key names for international tax planning at Hughes Hubbard & Reed LLP include practice head Andrew Braiterman, recently promoted partner Alan KravitzSpencer Harrison and Ruben Diaz in Miami. The firm is a prominent player in the aviation space, both in terms of traditional aviation financing, securitizations and equity sales, and in recent fundraising mandates relating to the CARES Act. The team is also experienced in international joint ventures, M&A, spin-offs and a variety of other corporate transactions. Aside from aviation, the group is also active in the areas of entertainment, financial services, life sciences and technology. Named lawyers are based in New York unless stated otherwise.

Latin America: International firms > City focus - Miami

Hughes Hubbard & Reed LLP stands out for its strength in Brazil financings, particularly in the bilateral and syndicated finance segment. The Miami office is also at the forefront of Latin America aviation finance, restructurings and structured financings. Moreover, it has a burgeoning presence M&A and corporate transactions in the region. Led by Federico Goudie, co-chair of the Latin America team, the firm has represented the Republic of Paraguay on a range of matters over the years, including infrastructure projects and sovereign bond issuances; he led the team that represented the sovereign state in its emergency bond issuance to raise funds to address the Covid crisis. Co-chair of the Latin America group, Ruben Diaz is a seasoned figure in corporate transactions and Mark Denham is a leading name in aviation finance. Amy Dulin has an outstanding reputation in bank lending, especially syndicated loans in Brazil and across Latin America. Luis O’Naghten is noted for international arbitrations involving Latin American entities.