GBS Disputes

Teresa is or was part of the team advising and/or representing:

• An African national oil and gas company, Claimant in a UNCITRAL arbitration in Geneva brought against two privately-owned European energy companies. The dispute arose from the termination of a production-sharing contract. The law of the Claimant’s State applies. Over USD 1.4 billion is at stake.
• An international logistics company in an ICC arbitration in Paris brought against the Port Authority of an African State, as well as in related setting aside and enforcement proceedings. The dispute arises from a concession agreement related to the management and operation of a container terminal.
• Alpiq AG in proceedings initiated by our client to request the partial annulment of the Award rendered on 9 November 2018 in an ICSID arbitration against Romania (ICSID Case No. ARB/14/28). The dispute concerned electricity generation and distribution operations and the claims in the underlying arbitration were brought under the Energy Charter Treaty as well as the Switzerland-Romania bilateral investment treaty.
• A European investor in an ICC arbitration in Paris against the Republic of Kosovo. The dispute arose from investments in petrol stations and petrol storage facilities. The claims were brought, inter alia, under the 2014 Kosovo Foreign Investment Law.
• The majority shareholders in the former Yukos Oil Company in relation to the recognition and enforcement proceedings initiated in multiple jurisdictions for the enforcement of the USD 50 billion awards rendered in the arbitrations brought by the shareholders against the Russian Federation concerning the unlawful treatment and expropriation of their investments in Yukos.
• The People’s Democratic Republic of Algeria, Respondent in an ICSID arbitration initiated by Orascom TMT Investments S.à.r.l. (ICSID Case No. ARB/12/35). The dispute related to alleged breaches of the Algeria-Belgium-Luxembourg bilateral investment treaty in relation to the operation of a mobile telephone company in Algeria. The USD 4 billion brought against our client was dismissed.
• Tribunal assistant in Teyliom International and others v. République du Bénin (ICSID Case No. ARB/20/24). Dispute related to a tourism construction project. The claims are brought under the 2020 Beninese Investment Code.

Advisory work

• Advising a mining company affiliated to a prominent sovereign wealth fund in relation to a multi-billion-dollar refinery project in Africa. This high-stakes engagement involved navigating complex legal issues common in mining disputes, including tax and customs regimes, reassessments of royalties, stabilization clauses, and economic equilibrium clauses.
• Advising a subsidiary of a Middle Eastern investor in settlement discussions and further negotiations with the Government of an African State regarding tax and royalties sought to be levied in breach of a stabilisation clause, in the context of a long-term contract for the exploitation of a mine.

Education

• Université Paris I, Panthéon-Sorbonne, Master 2 in International Trade Law
• Université Paris I, Panthéon-Sorbonne, Master 1 in Business Law
• University of Salvador, Buenos Aires, Law degree

Admissions & Courts

• Paris
• Buenos Aires

Languages

• Spanish
• English
• French

Nationalities

• Argentinian
• Italian