GST LLP Partner Diego Brian Gosis was a panelist for the IV Seminario Internacional: Comercio Internacional, Inversión y Arbitraje conference. He participated in the "Speed in Arbitration" panel and was joined by a who's who of international specialists.
Diego Brian Gosis is a partner at GST LLP based in the firm’s Miami office. For more than 20 years, he has participated as counsel, conciliator, sole arbitrator or chair in more than 100 high value and high stakes disputes, and he has been ranked among the leading practitioners of international arbitration law in Latin America by Chambers & Partners, Legal 500 and Who’s Who.
Gosis has represented sovereigns and private parties in international arbitration and annulment proceedings in the Americas, Europe, Africa and Asia. He has extensive transactional experience, including mergers and acquisitions of privately held and publicly listed companies, the development and financing of technology, real estate, hydrocarbon, hotel and casino operations, arranging and counseling participants at public and private tenders, arranging estate and tax planning structures and advising commercial firms, individuals and sovereign instrumentalities on matters of commercial, administrative and international law.
He has acted as counsel in numerous international disputes before the ICC, ICDR, UNCITRAL and ICSID. Most notably, Gosis has represented the prevailing party in leading investment awards on issues of jurisdiction (Daimler v. Argentina, ICS v. Argentina, Blue Bank v. Venezuela, Transban v. Venezuela, Favianca v. Venezuela, Clorox v. Venezuela, Manuel García Armas v Venezuela), merits (Metalpar v. Argentina, Urbaser v. Argentina) and annulment (Sempra v. Argentina, Enron v. Argentina) among many others.
His experience as an arbitrator includes having been appointed by or being listed in the roster of arbitrators of the ICC, Permanent Court of Arbitration, AAA/ICDR, LCIA and numerous local and international arbitration centers in the Americas, Europe and Asia. Gosis is a frequent speaker at congresses, seminars and academic events on matters of commercial and investment arbitration. He has published widely in the legal press, and he is a regular contributor to Latin Lawyer. He frequently mentors and trains the teams of the University of Buenos Aires in several arbitration competitions, and he currently serves on the Board of Advisors to the FDI Moot on investment arbitration. He is a member of the Board of the Association for International Arbitration.
Additional professional memberships include ICC Latin American Group, ICC Institute of World Business Law, ICC Commission on Arbitration and ADR, Club Español del Arbitraje, ICCA, IBA’s Arbitration Sub-Committee and ALArb.
Highlighted Cases
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International Arbitration
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International Litigation
Highlighted Publications
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Book Chapter
Author, “Indirect Expropriation", 2017, International Economic Law Encyclopedia (K. Nadakavukaren, Ed.).
Co-Author, “El Vuelo de Ícaro: ¿Pueden Elevarse las Inversiones Financieras al Status de Inversiones Protegidas?”, 2013, Pasado, Presente y Futuro del Arbitraje Internacional, book honoring Yves Derains and Bernardo Cremades from the Instituto Peruano de Arbitraje.
Co-Author, “Argentina” in Latin America Investment Protections, 2012.
Co-author, The Arbitration Review of the Americas 2021, Chapter: "Concession Contracts in Times of Crisis". Co-authors Quinn Smith, Diego Brian Gosis, and Ignacio Torterola, 2020.
Co-author, International Arbitration Laws and Regulations 2021, Chapter: "Concession Contracts in Times of Crisis". Co-authors Quinn Smith, Diego Brian Gosis, and Ignacio Torterola, 2021.
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Journal Article
Co-Author, “The Guide to Infrastructure and Energy Investment” 3rd ed., 2018, Latin Lawyer.
Author, “Lessons on Damages: Minutes of the OGEMID Virtual Symposium on Damages in Investment Arbitration”, 2018, Transnational Dispute Management.
Co-Author, “Lessons on Damages: Minutes of the OGEMID Virtual Symposium on Damages in Investment Arbitration”, 2018, Transnational Dispute Management.
Co-Author, “Investment Treaty Arbitration”, 2016, Latin Lawyer Guide to Infrastructure and Energy Investment.
Co-Author, “Sanciones en el Arbitraje Internacional”, vol. 13, p. 92, 2015, Derecho y Ciencias Sociales.
Co-Author, “Salir de Pesca, Sólo en Vacaciones: La Base Adecuada para Laudos sobre Daños”, 2014, Revista de Arbitraje de la Pontificia Universidad Católica de Perú No. 4.
Co-Author, “Addressing and Redressing Errors in ICSID Arbitration”, 2014, Transnational Dispute Management.
Co-Author, Discovery y Discovery en la Litigación y el Arbitraje Internacional., 2013, Buenos Aires Arbitration Review.
Co-Author, “Investment Arbitration in Argentina”, 2012, Investment Arbitration in Latin America.
Co-Author, “Investment Claims by Sovereigns”, vol. 16, no. 1, p. 165, 2011, Arbitration News, (Journal of the International Bar Association Legal Practice Division).
Co-Author, “Comparing Commercial and Investment Arbitration”, vol. 28, no. 1, 2011, International Litigation (Journal of the Section of Litigation of the International Litigation Committee of the American Bar Association).
Co-Author, The 2010 UNCITRAL Arbitration Rules: “Language of the Proceedings; Pleas as to the Jurisdiction of the Arbitral Tribunal”, comments to Arts. 23 (co-author, with Eduardo Gonçalves) and Art. 19, 2011, Comentario a las Reglas de Arbitraje CNUDMI (P. Perales Viscasillas – I. Torterola, Eds.).
Co-Author, “Responsabilidad del Estado bajo los Tratados Bilaterales de Inversión”, vol. 2010-3, p. 371, 2010, Revista de Derecho de Daños (Ed. Rubinzal-Culzoni).
Author, “Most-Favored Nation Treatment as a Standard of State Conduct” Presented at the Association International pour l’Arbitrage Conference., 2010, Contemporary Topics in Investment Arbitration.
Co-Author, “Cesión y Nacionalidad en el Arbitraje de Inversión”, p. 37, 2010, Revista Ecuatoriana de Arbitraje.
Co-Author, “Procedimientos Arbitrales Bilingües”, vol. 6, p. 85, 2009, Spain Arbitration Review.
Related News
Organized by the Asociación Europea de Arbitraje, arbitration professionals shared the latest developments at the seventh edition of the Open de Arbitraje conference which took place in Madrid in a hybrid format. The theme for the event was sustainability and the environment and expanding upon the green initiatives that have emerged in the field of arbitration globally. Partner Diego B. Gosis spoke alongside other arbitration professionals about the current issue of investment arbitration in the energy sector.
Produced by Tashkent International Arbitration Centre and the Chamber of Commerce & Industry of the Republic of Uzbekistan, the inaugural Uzbekistan Arbitration Week brought together a who’s who of international arbitration leaders in the fall of 2021. GST LLP’s partners Ignacio Torterola, Diego Brian Gosis, and Domenico Di Pietro headlined the “New Trends in Investment Arbitration: Jurisdiction, Merits and Damages Calculation” panel. They discussed recent reforms taken in Uzbekistan in the realm of business development and international arbitration.
Jus Mundi nominates International Arbitrator at GST LLP Diego B. Gosis as "Arbitrator of the Week."
GST LLP was included in this year's GAR 100. Global Arbitration Review is one of the leading journals in the field, and the guide offers an in-depth analysis of the best arbitration practices in the world.
In this expert analysis, a look at the Energy Charter Treaty and how recent arbitration decisions are likely to ripple through other energy economies. As Central and Latin America pivot toward renewable energy, GST LLP recommends governments reshape bilateral investment treaties to allow incentives for new technologies and improve dispute settlement mechanisms, while also providing both new and established energy companies with certainty and fair treatment.
Representing Guatemala, GST LLP applied to annul an ICSID award on the basis of Bulgarian arbitrator Stanimir Alexandrov's alleged failure to disclose ties with an expert witness – a year after Spain successfully annulled an award based on similar allegations. The state also argues there are contradictions in the decision and it violates the res judicata of a previous award issued in the same dispute.
Venezuela triumphs in Dutch Court of Appeals. A US$240 million claim brought by the members of the García Armas family was rejected based on their dual nationality in Manuel Garcia Armas and others v. Venezuela. According to Partner Ignacio Torterola, the judgment confirms that dual nationals bringing claims against their home state “is alien to international law, including investment law.” GST LLP served as counsel to Venezuela, while The Garcías were represented by Freshfields and Dechamps International Law.
Powering the "Green Energy Revolution" calls for both foreign investment in mines and universal sustainable practices. Rich in lithium reserves - among other rare materials - certain Latin American countries are well-positioned to help accelerate the world's transition to renewable energy while modeling exemplary sustainable practices that make good sense for the environment, and for business. Co-written by GST LLP Partners Quinn Smith, Diego Brian Gosis, and Ignacio Torterola, the commentary includes insights from mining industry expert Barbara Filas.
Presenting to a group of lawyers, arbitrators, and academics, Domenico Di Pietro and Diego Brian Gosis formed part of an expert panel at the event entitled "When the award is not the end of arbitration," presented by Florida International University and the Miami International Arbitration Society.
Partners Ignacio Torterola and Diego Brian Gosis presented an executive training at the Columbia Center on Sustainable Investment, a think tank at Columbia Law School, designed to create awareness and capacity-building among government officials to negotiate international investment treaties and defend investment disputes. Their presentation focused on jurisdictional defenses in international investment law.
The ICSID unanimously decided to annul an arbitral award issued against Spain because of the improper constitution of the tribunal, namely that the investors’ appointed arbitrator had a conflict of interest. Said conflict of interest was first discovered and disclosed by while representing Pakistan in the proceeding with the Australian joint venture, Tethyan Copper Company Pty Ltd in 2017. When asked to comment on the ruling, GST LLP's Diego Gosis explains, “there is increased momentum for concerns relating to the integrity of tribunals.”
Rankings
Who's Who Legal
Global Leader - Arbitration
2020
