GRAM Grana y Montero SAA

Graña y Montero S.A.A. (NYSE:GRAM) (BVL:GRAMONC1) (“the Company” or “Graña y Montero”) announced that on July 2, 2018, Graña y Montero S.A.A. (“Graña y Montero”) filed its Annual Report on Form 20-F for the year ended December 31, 2017 with the U.S. Securities and Exchange Commission (the “SEC”).

In compliance with the New York Stock Exchange rules, the Form 20-F is available on our website at http://www.granaymontero.com.pe. In addition, all shareholders of Graña y Montero may request, free of charge, a hard copy of Graña y Montero’s complete audited financial statements filed with the SEC. To request a hard copy of Graña y Montero’s audited financial statements or to confirm or clarify this press release, please contact the Investor Relations Department of Graña y Montero, whose contact information is as follows:

              Corporate Affairs Officer Julia Sobrevilla Tel.: (511) 213 6509

E-mail: julia.sobrevilla@gym.com.pe

Av. Paseo de la República 4667 Surquillo, Lima - Perú   Investor Relations Adriana Caballero Herbozo Tel.: (511) 213 6573 Alternative Phone: (51) 981 295 497

E-mail: adriana.caballero@gym.com.pe

Av. Paseo de la República 4667 Surquillo, Lima - Perú

View source version on businesswire.com: https://www.businesswire.com/news/home/20180702006047/en/

Graña y Montero S.A.A.Corporate Affairs OfficerJulia Sobrevilla, (511) 213 6509julia.sobrevilla@gym.com.peorInvestor RelationsAdriana Caballero Herbozo, (511) 213 6573Alternative Phone: (51) 981 295 497adriana.caballero@gym.com.pe