 LIMA, Peru--BUSINESS WIRE--Compañia de Minas Buenaventura S.A.A. Buenaventura or the Company NYSE: BVN; Lima Stock Exchange: BUE.LM, Perus largest publicly-traded precious metals mining company, today announced that Mr. Raul Benavides will retire as Vice President of Business Development following 40 years of service at the Company. Mr. Leandro Garcia, Chief Executive Officer of Buenaventura commented, Throughout his tenure at Buenaventura, Raul was instrumental in the Companys gro 