Aviation and Maritime LawBanking & Financial InstitutionsDebt RestructuringMergers & AcquisitionsProject Finance & Infrastructure

Foreign associate. Sullivan & Cromwell LLP, New York, United States of America (1983-1984).

Lecturer at: Escuela de Abogacía de la Ciudad de Buenos Aires, the "Second Annual Meeting on Banking and Finance in Latin America", American Conference Institute, the “International Law Association” and the Pontificia Universidad Católica Argentina Santa Maria de los Buenos Aires.

Professor at ESEADE University (Master of Finance degree).

Contributions: Assistant Dean Frederic Snyder at Harvard Law School and Eli Lauterpacht, Q.C., for the "International Law Review".

Member of Bar Association of the City of Buenos Aires.

Other: Harvard Club of Argentina, The British Institute of International and Comparative Law, The American Society of International Law, The Harvard Club of New York City and Harvard Law School Association. The Annual Oxford & Cambridge Annual dinner group.

Mr. Arntsen is one of the founding partners of PAGBAM.

Corporate and cross border transactions (covering corporate finance, M&A´s, banking, energy and agribusiness).

In and out of court restructurings and workouts.

Sovereign debt restructuring (including The Republic of Argentina - in its various stages during the last 15 years).

Major infrastructure cross border transactions.

Represents:

Major foreign investors with assets in Argentina including board membership.

E&P foreign investors owning assets in Argentina.

Agribusiness multinationals (crop protection and seed technology) owning assets in Argentina.

Multilateral organizations, international banks and lenders

International depositaries.

Bondholders, trustees and steering committees.

Bachelor of Laws. Pontificia Universidad Católica Argentina Santa María de los Buenos Aires. Buenos Aires, Argentina.

Bachelor of Laws, LL.B. (Hons.). Faculty of Law, Cambridge University. Cambridge, England, United Kingdom of Great Britain. College: Christ´s.

Master of Laws, LL.M. Harvard Law School, Harvard University. Cambridge, Massachussetts, United States of America.Foreign associate. Sullivan & Cromwell LLP, New York, United States of America (1983-1984).