Aurelio Piqué Lira

Part of Sigdo Koppers SA, Magotteaux SA is a Belgian company founded in 1982 that specializes in mining-related solutions. The company is based in Vaux-sous-Chevremont, Belgium. Magotteaux offers a full range of grinding balls or grinding media, cast and forged, low and high chromium as well as ceramic grinding beads. The company also has unique expertise in all process and are the world leader in process optimization solutions for abrasive and impact applications.

Minera Los Pelambres SCM is a mining company. It is engaged in the exploration, development and exploitation of copper and molybdenum. The company was founded on June 4, 1996 and is headquartered in Santiago, Chile.

Part of Antofagasta Plc, Antofagasta Railway Co. Plc is a British mining company that seeks to expand its mineral resource base through exploration activities in and abroad, with a focus on Antofagasta. The company is based in London, UK. The company's purpose is to develop mining for a better future in an innovative, sustainable, and inclusive manner. The company was founded in 1888 and its core business represents over 97% of Group revenue and EBITDA.

Part of Antofagasta Plc, Twin Metals (UK) Ltd. functions as an investment holding British company. The company is based in London, UK.

Part of Antofagasta Plc, Northern Metals (UK) Ltd. is an investment holding British company. The company is based in London, UK and was founded in 2010.

Founded in 2015, Los Pelambres Holding Co. Ltd. is a subsidiary of Antofagasta Plc and functions as an investment holding British company. The company is based in Saint Heller, UK.

Part of Antofagasta Plc, Los Pelambres Investment Co. Ltd. functions as an investment holding British company. The company is based in Saint Helier, UK.

Part of Antofagasta Plc, Chilean Northern Mines Ltd. is an investment holding British company. The company is based in London, UK.

Minera Escondida Ltda. engages in the mining and production of copper concentrate and cathodes via oxidized ore leaching and low-grade sulphide bioleaching. The firm was founded in 1985, and is based in Antofagasta, Chile.

Part of Sigdo Koppers SA, Soregam SA is a Belgian company that provides information technology support services. The company is based in Chaudfontaine, Belgium and was founded in 1990.

Chilquinta Energía SA engages in the generation and distribution of electricity. It transports, transforms, buys, supplies, and sells electrical energy and the elements necessary to produce power. The company was founded on January 21, 1997 and is headquartered in Valparaíso, Chile.

Antofagasta Minerals SA explores and mines copper. It has operations in Chile, Peru, Ecuador, Colombia, and Pakistan. The company is headquartered in Santiago, Chile.

Santander Consumer Finance Ltda. engages in the provision of automotive financing operations. The firm specializes in the leasing of movable and immovable property, the collection and factoring operations, as well as the purchase, sale, and investment in shares, bonds, debentures, invoices, bills, and promissory notes. The company was founded on September 12, 2007 and is headquartered in Santiago, Chile.

Ingeniería y Construcción Sigdo Koppers SA provides engineering, industrial construction, and erection services. Its service portfolio includes procurement, inland transportation, and logistics. The company was founded in 1960 and is headquartered in Las Condes, Chile.

Part of Antofagasta Plc, Antofagasta Investment Co. Ltd. engages in copper mining. The company is based in St.Helier, UK.