Gabriel Otoya Henao focuses on international investment and commercial arbitration at Wordstone. He has acted in over 15 international arbitrations arising out of the energy, oil and gas, mining, telecommunications, liquor and construction sectors, several of which involve states or state-owned entities.

Gabriel has experience in arbitrations governed by a range of procedural rules, including ICC, ICSID, UNCITRAL as well as in ad hoc proceedings.

Prior to joining Wordstone, Gabriel worked for three years as an associate in the international arbitration team of a global law firm and before that, he interned in the international arbitration department of another global law firm in Paris.

• Advising the Spanish subsidiary of an American energy company against a Spanish electric utility company in an ICC arbitration arising from a supply agreement for a generator circuit-breaker in nuclear plant.
• Advising the Republic of Guatemala against Grupo Energía Bogotá S.A. E.S.P. and its Guatemalan subsidiary in an ICSID arbitration arising from a project for the construction, operation and maintenance of electricity transmission lines.
• Advising Petroecuador against Chinese and American companies in three arbitrations under UNCITRAL rules (two administered by the PCA and one ad hoc) arising from contracts for the implementation of secondary and tertiary oil recovery techniques.
• Advising a Bolivian state entity against an Indian company in an ICC arbitration arising from a contract for the joint exploitation of a mining concession
• Advising Interconexión Eléctrica S.A. E.S.P. against the Republic of Chile in an ICSID arbitration arising from a project for the construction, operation and maintenance of electricity transmission lines
• Advising the Republic of Paraguay against an Uruguayan com in an ICC arbitration arising from a FIDIC contract for the repair and maintenance of highways in Paraguay financed by the Inter American Development Bank.
• Advising the Plurinational State of Bolivia against Glencore (Bermuda) Finance in a PCA arbitration under the UNCITRAL Rules arising from the reversion of Bolivia’s largest tin/zinc mine (Colquiri), a tin smelter and an antimony smelter.

Paris Bar School, Certificat d’aptitude à la profession d’avocat (CAPA), 2025

Institut d’Études Politiques de Paris (Sciences Po), Master in Economic Law, cum laude, 2020

Institut d’Études Politiques de Paris (Sciences Po), Bachelor of Arts in Political Science and Law, cum laude, 2017

Paris (pending)

Spanish, English and French

Member of the Comité Colombiano de Arbitraje