Mr. German Larrea Mota-Velasco has been the Chairman of the company since 1999. Prior to this, he served as the Chief Executive Officer of the company from 1999 to 2004. Mr. Mota-Velasco also served as the Chairman, President and the Chief Executive Officer of Grupo Mexico SAB de CV (Grupo Mexico). He has been the Chairman and Chief Executive Officer of Grupo Ferroviario Mexicano SA de CV since 1997. Previously, he served as an Executive Vice Chairman and a Director of Grupo Mexico, and the Chairman and the Chief Executive Officer of Empresarios Industriales de Mexico SA de CV (EIM) (holding) and Fondo Inmobiliario.

Mr. Oscar Gonzalez Rocha has been the President and the Chief Executive Officer of the company since 2004. He has been a Director of the company since 1999. Prior to this, he served as the President and the Chief Executive Officer of Americas Mining Corporation and the Chief Executive Officer and a Director of Asarco LLC. Mr. Rocha was the President and General Director and the Chief Operating Officer at the company from 1999 to 2004. He has been a Director at Grupo Mexico since 2002. He also served as General Director at Mexicana de Cobre from 1986 to 1999 and at Buenavista del Cobra, SA de CV from 1990 to 1999. He was an Alternate Director at Grupo Mexico from 1988 to 2002.

Mr. Raul Jacob Ruisanchez has been the Vice President of Finance and the Chief Financial Officer at the company since 2013, and the Treasurer since 2016. Prior to this, he served as the Comptroller of the company from 2011 until 2013; the Director of Controller and Finance at the Company’s Peruvian Branch; and the Vice President and Chief Financial Officer of Southern Peru Ltd. Mr. Ruisanchez previously served as the Vice President of the Peruvian National Mining, Oil and Energy Association and President of its mining chapter from 2021 until 2023.

Mr. Edgard Corrales Aguilar has been the Vice President of Exploration at the company since 2013. He held various positions at the company, including as Senior Geologist of the Toquepala mine, Head of the Geology Department of the Cuajone mine and MAnager of the Exploration Department of the Peruvian Branch.

Mr. Julian Jorge Lazalde Psihas has been the Secretary of the company since 2009. He also has been a Director, Executive Vice President and General Counsel of Asarco LLC since 2009. Mr. Psihas is General Counsel of Americas Mining Corporation. He was the General Counsel of Asarco Inc., the predecessor of Asarco LLC, from 2006 until 2009.