LIMA, Peru--(BUSINESS WIRE)--Graña y Montero S.A.A. (NYSE: GRAM) (BVL: GRAMONC1) (“the Company” or “Graña y Montero”) a leading Engineering and Construction company, announced today that Coasin Instalaciones Limitada, a company that belongs to its subsidiary Cam Chile S.A specializing in operational services for the Telecommunication sector, was awarded a contract for the amount of US$ 68’619,100.00 to be executed in a period of ten years. This contract has been subscribed with VTR Banda Ancha,