The president of Chilean mining company SQM , Luis Engenio Ponce Lerou , is to leave the firm after 37 years . His departure is a requirement of a deal struck between SQM and the Chilean government 's development agency to resolve a long - running dispute over mineral production royalties . Posteriormente, recordó: The agreement prevents members of the Ponce Lerou family from occupying executive positions or sitting on the board of the company , restricting the control exerted by Julio Ponce Lerou , the company 's main shareholder . Engenio Ponce Lerou is his younger brother and has been president of the company since May 2016 .
The president of Chilean mining company SQM , Luis Engenio Ponce Lerou , is to leave the firm after 37 years . His departure is a requirement of a deal struck between SQM and the Chilean government 's development agency to resolve a long - running dispute over mineral production royalties . The agreement prevents members of the Ponce Lerou family from occupying executive positions or sitting on the board of the company , restricting the control exerted by Julio Ponce Lerou , the company 's main shareholder . Engenio Ponce Lerou is his younger brother and has been president of the company since May 2016 .