We acted as Argentine special counsel in the financing granted to Tecpetrol S.A. for US$ 300.000.000

Bruchou & Funes de Rioja acted as Argentine special counsel and Milbank LLP as New York law special counsel to Itaú Unibanco, S.A., Nassau Branch, as lender and joint bookrunner and lead arranger and Banco Santander S.A., as lender, joint bookrunner and lead arranger and administrative agent, in connection with a term loan agreement governed by New York law granted to Tecpetrol S.A. (“Tecpetrol”), an oil & gas company with leading exploration and exploitation activities in the Vaca Muerta region in the Province of Neuquén, Argentina, in an of US$300,000,000, the proceeds of which shall be destined by Tecpetrol to finance a portion of the payment of the cash consideration payable in connection with the redemption in whole of its 4.875% Notes Due 2022 in an aggregate principal amount of US$500,000,000.

Counsel to Tecpetrol S.A.:

FINMA S.A.I.F. through Fernando Moreno and Paula Hang.

Argentine Counsel to Lenders, Joint Bookrunner and Lead Arrangers and Administrative Agent:

Bruchou & Funes de Rioja through partner Alejandro Perelsztein and associate Leandro Belusci; from the tax department, partner Daniela Rey, and associates Pablo Muir and Cecilia Calosso.

New York Law counsel to Lenders, Joint Bookrunner and Lead Arrangers and Administrative Agent:

Milbank LLP through partner Carlos Albarracin, associate Gonzalo Guitart and international attorneys Enrique Lopez Scherer and Fernanda Jara.

Spanish Law counsel to Lenders, Joint Bookrunner and Lead Arrangers and Administrative Agent:

Garrigues through partner Ferran Escayola and associate Adolfo Bujarrabal.