Guillermo A. Fretes is a Lawyer graduated from University of Buenos Aires (1973). With an extensive expirience, he has specialized, mainly, in the capital market, finance and business law.

He served as ViceChair of the National Securities Commission´s Board (1996-2000), representing the Argentine Republic in that capacity at meetings of IOSCO, COSRA and SubGroup 4 Mercosur.

He has been member of the Board of Caja de Valores S.A. (1989-1996), acting as liaison with international clearing houses such as Clearstream, Euroclear, Depository Trust Company (USA), Bovespa and Santiago Stock Exchange, being in charge of the design of the CVSA accounts´ opening in the three first clearing entities and their regulatory structure. CVSA was the first Latin American securities depository to have direct accounts with these clearing houses and depositories.

He intervened as legal adviser to Caja de Valores S.A. in the design of the local legal structure of the Guaranteed Loan Exchange of the Argentine Republic (PG) for different bonds of the Sovereign Public Debt in December 2001 for an amount of approximately US $ 24 billion, constituting a Guarantee Trust for that PG and also in the exchange of External Public Debt of the Argentine Republic for approximately 90 billion US dollars in the year 2005 and in the exchange of the year 2010.

Guillermo was a member of the drafting commission of Delegate Decree No. 677/2001 on Transparency in Public Offering and Good Corporate Governance, which was the framework of the legal regime of the Argentine capital market until the enactment of Law 26.831 in 2013.

In his career as a partner in the renowned firms "Zaefferer Toro, Fretes & Blanco" and "Fretes & Arieu", he has participated in the drafting and negotiation of financing contracts with multilateral credit organizations such as the World Bank, Inter-American Development Bank , International Financial Corporation (IFC) and the Inter-American Investment Corporation (IIC), and also with international private banks.

As a member of the aforementioned firms, he has advised leading companies and banks in our country and abroad.