Brief Resumé 

Masters in Law Degree (LL.M, ‘93) from Harvard University, with courses in foreign investment and international commercial transactions, having received an “A” (Excellent) qualification in the LL.M thesis supervised by Arthur Taylor von Mehren.

Doctor in Law at the National University of Asunción, 1995 (Summa Cum Laude).

Member of Annulment Committees at the International Centre for Settlement of Investment Disputes (ICSID).

Member of the Permanent Court of Arbitration (PCA), and active arbitrator before the mechanism.

Former Member of the Arbitration Court of the International Chamber of Commerce (ICC) and of the International Chamber of Commerce Arbitration Commission. Nominated again as Member for the period 2021-2024.

Lecturer at The Hague Academy of International Law on the topic “Investment Arbitration and Private International Law.”

Lecturer at the Latin American Arbitration Course (LAIAC), organized by the CIDS (Geneve Center for International Dispute Settlement) and the Universidad de Buenos Aires, on topics related to arbitration.

Awarded the Rosalba Medal by the Secretariat of the Permanent Tribunal of Revision of the MERCOSUR, for his work on international law. 

Member of the UNIDROIT Governing Council (that approved the 2016 version of the UNIDROIT Principles with rules for long-term commercial and investment contracts), and Chair of the UNIDROIT Working Group on the topic of Agricultural Land and Investment Contracts. 

Vice-President and Member of the Inter-Juridical Committee of the Organization of American States (OAS), Rapporteur of its future guide on the applicable law to investment arbitration, and Rapporteur of its guide on the applicable law to international contracts.

One of the two Latin Americans of the fifteen experts who were part of the Working Group regarding The Hague Principles on Choice of Law in International Commercial Contracts. Further, he acted as a representative before the Special Commission of The Hague Conference of Private International Law in charge of drafting the instrument on the Applicable Law to International Contracts. 

Delegate at the 39th Session of the United Nations Commission on International Trade Law (UNICTRAL), at which the amendments to the Model Law on International Commercial Arbitration were approved.

Head on behalf of CEDEP of the project of the reorganization of the Paraguayan normative in matters of investment and commerce, which consolidated over 1500 laws, decrees, law-decrees, and resolutions, in co-organization with the Legal Advisement of the Presidency of the Republic of Paraguay and the Universidad de Buenos Aires with their project of “Digesto”. The project has extended to the areas of mining and energy. 

Director at Altra Legal (, with an important client base among which them industries, foreign construction companies, transnational corporations, investors in natural resources, and others. 

Director of the “Diplomado Internacional: Derecho de la Energía, Comercio y Medio Ambiente” (Heidelberg University-CEDEP), Asunción, 2014, 2015.

Served as Consultant in the UMBRAL-USAID Program for the Strengthening Project in the Process of Public Contracting in Paraguay. 

Served as “ad honorem” Legal Advisor to the Ministry of Foreign Affairs of Paraguay, in matters of Public International Law related to the National Boundary Commission. 

Served as Consultant to the Inter-American Development Bank (IDB) for diverse programs since 1993, among them are programs related to the Mining and Energy sector of the Ministry of Public Works and Communications, to the Strengthening of the Democratic Institutions, to the Reform of the Public Banking, to the Financial Development Agency, to the institutional strengthening of the MERCOSUR and the Consolidation of the Regional Market, among others.  

Author and co-author of several books and legal articles published in Paraguay, Argentina, Brazil, Chile, Colombia, Uruguay, Peru, United States, England, Italy, Spain, France and China, on arbitration and international contracts, foreign trade and foreign investment, among other topics. 

Author of a book on Applicable Law and Arbitration published in Paraguay, Brazil (in Portuguese), Peru, Colombia, and Spain. 

Co-author of the main book in Spanish on the 2010 amendments to the UNCITRAL Arbitration Rules.

Author of the book, “Arbitraje Comercial y de Inversiones”, Intercontinental Editora y CEDEP, Asunción, 2019.

Author of the chapter, “Régimen Jurídico de las Inversiones Extranjeras en el Paraguay”, in: el Tratado de Inversiones Extranjeras y Arbitraje de Inversiones en Iberoamérica, Carlos Esplugues (Coordinator), Tirant lo Blanch, Valencia, 2019.

Member of the Court of Arbitration for Sport (CAS), in the general and football lists. 

Enlisted as Arbitrator at the Arbitration Centre of the Paraguayan Chamber of Commerce, the Mixed Commission of the Río Paraná (COMIP), as well as the Inter-American Commission of Commercial Arbitration (CIAC), the AMCHAM Perú, the Chamber of Commerce of Lima, the Regulatory Unit of Services and Water of Uruguay and of the Arbitration Center of the Bolivian Chamber of Hydrocarbons and the Chamber of Industry, Commerce, Services, and Tourism of Santa Cruz, Bolivia (CAINCO).  

Member of the International Bar Association (IBA) “Recognition and Enforcement of Arbitral Awards Subcommittee” in the subjects of public policy and arbitrability. 

A former Dean, he is currently a Professor in both undergraduate and graduate courses in Paraguay. For several years, Professor at the Heidelberg University LL.M program in International Law, Investments and Trade, acting also as Visiting Professor at París Pantheón-Assas University, among other institutions. 

Speaker at diverse seminars and events in the country, the region, North America, Asia and Europe. 

President of the Centro de Estudios de Derecho, Economía y Política (CEDEP) –

Former President of the American Association of Private International Law (ASADIP) –

Delegate at the 39th Session of the United Nations Commission on International Trade Law (UNICTRAL), and delegate before the Organization of American States for the VII International Private Law Conference (CIDIP VII).

Coordinator of the Latin American Arbitration Conference (CLA), organized yearly in Asunción, Medellín, Buenos Aires, Punta Cana, Curitiba, Miami, La Paz, Cusco, and Montevideo. 

Head Coach of the team of the Law School of the Universidad Nacional de Asunción in the Foreign Direct Investment International Arbitration Moot (FDI Moot), and in arbitration competitions organized by the U. de Buenos Aires and the U. del Rosario de Bogotá, Sciences Po in Paris, and the Vis Moot in Vienna.

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