Federico Vieyra


Federico Vieyra advises on public securities offerings to public and private entities.

Areas of FocusCorporate
Bar admissionsArgentina


  • Advised a major Argentine electricity distributor on the exchange offer for the company’s US$98 million 9.75% senior notes due 2022
  • Advised the Province of Buenos Aires on the issuance of floating rate bonds for a total face value of ARS16,423,783,860 in May 2022
  • Advised the Provinces of Chubut and Chaco on the issuance of several tranches of treasury notes
  • English
  • French
  • Spanish
  • Universidad de Buenos Aires School of Law, Degree in Economic and Business Law, 2021


The Legal 500 Latin America

  • Recommended, Argentina Banking and Finance (2024)
Additional Recognitions


  • Honors Diploma, University of Buenos Aires School of Law


  • "DLA Piper Argentina advises on the issuance of new Treasury Notes by the Province of Chubut" June, 2023
  • Author, "Force majeure and hardship in the United Nations Convention on Contracts for the International Sale of Goods (CISG) and in the UNIDROIT Principles on International Commercial Contracts," Lecciones y Ensayos, 2020

Prior Experience

Before joining the firm, Federico worked as a paralegal and associate at two major law firms in Argentina. He additionally served as a teaching assistant for the University of Buenos Aires School of Law’s "Conflict of Laws," "Civil and Commercial Companies" and "Legal Theory" courses.



+5411 4114 5500
(Work, Buenos Aires)