Santiago Alvarez


Santiago is an associate in our Buenos Aires office. Before joining Dechamps International Law, he worked at the Public Defenders’ Office in Buenos Aires.

Santiago coaches the University of Buenos Aires’ team for the Foreign Direct Investment (FDI) Moot and the Frankfurt Investment Arbitration Moot Court.


  • Representing Diamante Trading Investments Ltd. and others in an arbitration against Venezuela (PCA Case No. 2019-49) under the Barbados-Venezuela and Spain-Venezuela BITs. Claim related to measures taken by Venezuela that affected the claimants’ investments in the food distribution sector. The amount in dispute is over US$100 million. The arbitration is ongoing.
  • Representing a Hong Kong company in eight parallel ICC arbitrations against a Latin American State-owned oil company concerning disputes related to the breach of several international sales contracts (Dutch law). The arbitral tribunal rendered an award of around US$105 million in favour of our client.
  • Representing Romania in an ICSID arbitration initiated by Clara Petroleum Ltd. (ICSID Case No. ARB/22/10) under the Energy Charter Treaty. Claim related to measures taken by Romania in the oil and gas sector. The amount in dispute is confidential. The arbitration is ongoing.