In the field of investment arbitration, he has recently served or is presently serving on arbitral or annulment tribunals in the following cases:

• Pathfinder Minerals PLC and IM Minerals Limited v. Mozambique, (ICSID Case No. ARB/24/4).
• The Estate of Julio Miguel Orlandini-Agreda and Compañía Minera Orlandini Ltda. Bolivia, (PCA Case No. 2018-39).
• Venoklim Holding B.V. v. Bolivarian Republic of Venezuela (ICSID Case No. ARB/12/22).
• Tenaris S.A. and Talta – Trading e Marketing Sociedade Unipessoal Lda. v. Bolivarian Republic of Venezuela, (ICSID Case No. ARB/12/23).
• Valores Mundiales, S.L. and Consorcio Andino S.L. v. Bolivarian Republic of Venezuela, (ICSID Case No. ARB/13/11).
• Infrastructure Services Luxembourg S.à.r.l. and Energia Termosolar B.V. (formerly Antin Infrastructure Services Luxembourg S.à.r.l. and Antin Energia Termosolar B.V.) v. Kingdom of Spain, (ICSID Case No. ARB/13/31).
• Hydro Energy 1 S.à r.l. and Hydroxana Sweden AB v. Kingdom of Spain, (ICSID Case No. ARB/15/42).
• Infinito Gold Ltd. v. Costa Rica, (ICSID Case No. ARB/14/5).

• Chairs a case related to hydroelectric infrastructure
• Chaired an arbitral tribunal in an ICC arbitration related to energy
• Litigated in an ICC case related to the construction of a public infrastructure project
• Served as an arbitrator in two ad hoc South American cases related to energy
• arbitrator in a telecommunications case administered by a South American arbitration center
• Chairs or has chaired South American cases related to public infrastructure, transportation, mining, and other state contracts
• Acted as arbitrator in a Colombian mining case
• Served as counsel for a major ICC arbitration in the field of hydroelectric energy
• Participated as an arbitrator or as a party counsel in dozens of cases before a Paraguayan arbitration center and in ad hoc proceedings on a variety of topics including finance, agribusiness, sales contracts, public works, trusts, livestock, sports law, distribution contracts, leasing, and several others.
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Throughout his career, he has been an active member of various international arbitral courts and tribunals, including:

• The Arbitral Court of the International Chamber of Commerce (ICC) (former member for two terms).
• The Permanent Court of Arbitration at The Hague (PCA).
• The Court of Arbitration for Sport (CAS), on both the general and football lists.