BVN Compania De Minas Buenaventura SA

Compañía de Minas Buenaventura S.A.A. (“Buenaventura”) (NYSE: BVN) (Lima Stock Exchange: BUE.LM), Peru’s largest publicly traded, precious metals mining company today announced preliminary 1Q16 production results and 2016 operating guidance.

1Q16 Production per Metal and2016 Operating Guidance (100% basis)

            1Q16 (Actual)       2016 (Estimated)       Gold (Oz.)             Orcopampa   44,135       200k - 210k La Zanja   34,193       130k - 140k Tantahuatay   34,562       145k - 155k Yanacocha   180,348       630k - 660k   Silver (Oz.)             Uchucchacua   4,161,975       15.5M - 16.5M Julcani   853,052       3.0M - 3.4M Mallay   408,619       1.5M - 1.9M El Brocal   526,724       2.8M - 3.2M   Zinc (MT)             El Brocal   9,916       60K - 70K Uchucchacua   1,725       6.0K - 7.0K Mallay   2,764       11.0K - 11.8K   Copper (MT)             El Brocal   11,344       35K - 45K Cerro Verde   TBA       500k - 550k

Company Description

Compañía de Minas Buenaventura S.A.A. is Peru’s largest, publicly traded precious metals Company and a major holder of mining rights in Peru. The Company is engaged in the mining, processing, development and exploration of gold and silver and other metals via wholly owned mines, as well as through its participation in joint exploration projects.

Buenaventura currently operates several mines in Peru (Orcopampa*, Uchucchacua*, Breapampa*, Mallay*, Julcani*, El Brocal, La Zanja and Coimolache) and is developing the Tambomayo and San Gabriel Projects.

The Company owns 43.65% of Minera Yanacocha S.R.L (a partnership with Newmont Mining Corporation), an important precious metal producer and 19.58% of Sociedad Minera Cerro Verde, an important Peruvian copper producer. For a printed version of the Company’s 2014 Form 20-F, please contact the persons indicated above, or download a PDF format file from the Company’s web site.

(*) Operations wholly owned by Buenaventura

Note on Forward-Looking Statements

This press release may contain forward-looking information (as defined in the U.S. Private Securities Litigation Reform Act of 1995) that involve risks and uncertainties, including those concerning the Company’s, Yanacocha’s and Cerro Verde’s costs and expenses, results of exploration, the continued improving efficiency of operations, prevailing market prices of gold, silver, copper and other metals mined, the success of joint ventures, estimates of future explorations, development and production, subsidiaries’ plans for capital expenditures, estimates of reserves and Peruvian political, economic, social and legal developments. These forward-looking statements reflect the Company’s view with respect to the Company’s, Yanacocha’s and Cerro Verde’s future financial performance. Actual results could differ materially from those projected in the forward-looking statements as a result of a variety of factors discussed elsewhere in this Press Release.

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in Lima:Compañía de Minas Buenaventura S.A.A.Carlos Galvez, (511) 419-2540Chief Financial OfficerDaniel Dominguez, (511) 419-2591Director of Treasury and Investor Relationsdaniel.dominguez@buenaventura.peorin New Yorki-advize Corporate CommunicationsMaria Barona, 212-406-3691Rafael Borja, 212-406-3693