Graña y Montero Announces Award of New Contract

Graña y Montero S.A.A.

(the “Company” or “Graña y Montero”) the largest engineering and construction company in Peru, announced it was awarded with the Buena Pro for the project “1814 - PAD 1 Phase III - Cerro Verde”, of the client Sociedad Minera Cerro Verde S.A.A. The project has a period of execution of 12 months and consists on earth movement and geosynthetic placement of PAD 1 Phase III, in Cerro Verde Mine located in the province of Arequipa.