Margarita Oliva Sainz de Aja

• Represented a Canadian energy company on a bank facility with a major Japanese bank for the development and construction of a battery storage facility in Chile
• Represented Desalcott, the Trinidad & Tobago water desalination company, on its existing credit facility with local banks
• Represented BBVA (NY branch) on its US$50M synthetic credit facility to GMF Colombia guaranteed by GMF Inc.
• Represented Finanzauto (Colombia), on its proposed credit facility with the U.S. International Development Finance Corporation (DFC)
• Represented FinDev (Canadian DFI) and Triodos on their first project finance in Latin America consisting of a US$25 million facility of a solar plant in the Dominican Republic
• Represented FootPrint International, a US corporate in the sustainable packaging business, on its approximately US$300 million credit facility with Macquarie and the German ECA EulerHermes as guarantor of payments under the facility
• Represented BBVA (NY branch) on the restructuring of a credit agreement with a Uruguayan company on the agricultural sector
• Represented Innergex on its US private placement note issuance for the refinance of the acquisition of a portfolio of renewable projects and new developments by Canadian company Innergex
• Represented Marubeni on its secured credit facility to a Colombian company in the agricultural sector
• Represented Termorichal (a power company in Colombia) on the restructuring and increase of its project finance credit facility
• Represented TriplePoint on the coordination of security arrangements in several jurisdictions in Latin America
• Represented PROPARCO (French development bank) on the conversion to Peruvian Pesos of a US$20 million credit facility for a Peruvian borrower
• Represented BBVA (NY branch) on a US$80 million secured credit facility to Alpina, a Colombian corporate on the food business
• Represented SMBC on its US$100 million credit facility to GNL Mejillones, in Chile
• Represented Deutsche Bank on a US$90 million credit facility to Bolivian development bank Fonplata
• Represented Banco Santander as arranger of a loan agreement for Spanish group Sese on the NY law security arrangements over the shares of the US operations and certain contracts
• Represented Grupo Cobra on the analysis of bond documentation for a potential change of control in relation to their equity ownership of a power plant in Peru
• Represented BIO and Triodos on the restructuring of San Martin hydro project in Central America
• Represented BlueElephant on the financing for a solar project with German development bank DEG and Proparco, as lenders
• Represented BBVA (Uruguay branch) on first Sustainable Bond in Uruguay with IDB Invest as subscriber
• Represented PROPARCO (French development bank) on the conversion to Peruvian Pesos of a US$20 million credit facility for a Peruvian borrower
• Represented BBVA (NY branch) on a US$80 million secured credit facility to Alpina, a Colombian corporate on the agri-food business
• Represented SMBC on its US$100 million credit facility to GNL Mejillones, in Chile
• Represented Deutsche Bank on a US$90 million credit facility to Bolivian development bank Fonplata

The Legal 500 United States

• Recommended, Project Finance, (2025)
• Recommended, Energy: Renewable/Alternative Power, (2025)

The Legal 500 Latin America

• Recommended, Latin America: International Firms Projects and Energy, (2023 – 2024)
• Recommended, Latin America: International Firms Banking and Finance, (2022 – 2024)

Latin Lawyer 250

• International Counsel, Banking and Finance, (2023)
• International Counsel, Project Finance & Infrastructure, (2023)

Additional Recognitions

• Named among the Top 100 Female Lawyers in Latin America, Banking, Energy, and Project Finance, Latinvex, (2013 – 2025)
• Women in Business, 100 Top Latinas in the US, Hola USA, (2020)

Recent Transactional Recognitions

• Ergon off-the grid solar project in Peru – Best Latin America Distributed Power Deal of the Year award, IJ Global
• Ferrocarril Central project in Uruguay – Best Rail PPP Deal of the Year Award, IJ Global 
• Cajamarca transmission line in Peru – Transmission Line Deal of the Year, IJGlobal and Niche Market Deal of the Year, CFG Media Group
• San Martin hydro project in Nicaragua – Best Latin America Hydro Deal of the Year, IJGlobal
• Enersis' US$6 billion capital increase – Best Corporate Finance Deal of the Year, Latin Lawyer
• Etileno XXI ethylene plant in Mexico – Latin America Petrochemical Deal of the Year, PFI Magazine
• Quiport, airport in Ecuador – Airport Deal of the Year award, Euromoney

• Mentioned, "Top Female Lawyers: The Standout Firms," Latinvex, October 10, 2024
• Mentioned, "Las empresas españolas redoblan sus inversiones en Estados Unidos y su apuesta digital," El País, September 2024
• Interviewed, "DLA Piper Bullish on Latin America," Latinvex, May 15, 2024