Location of Operations

• Location: Ascensión, Chihuahua, Mexico.
• It was in operation during 1992-2020.
• Underground mine.
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• Location: Saucillo, Chihuahua, Mexico.
• It was in operation during 1951-2015.
• Underground mine
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• Location: Sombrerete, Zacatecas, Mexico.
• Started operations in 1995.
• Underground mine
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• Location: Cuencamé, Durango, Mexico.
• Started operations in 2013.
• Underground mine
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• Location: Zacazonapan, Estado de México, Mexico.
• Started operations in 1994.
• Underground mine
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• Location: Morelos, Zacatecas, Mexico.
• It was in operation during 2001-2020.
• Underground mine.
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• Location: Santa Cruz, Sonora, Mexico.
• It was in operation during 2006-2020, and in 2022 some activities were resumed.
• Underground mine.
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• Location: Teloloapan, Guerrero, Mexico.
• Started operations in 2019.
• Underground mine.
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• Localition: Heroica Caborca, Sonora, Mexico.
• Started operations in 1997.
• Open pit mine.
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• Location: Santiago Papasquaro, Durango, Mexico.
• Started operations in 1992.
• Underground mine.
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• Location: Fresnillo, Zacatecas, Mexico.
• Started operations in 1554.
• Underground mine.
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• Location: Heróica Caborca, Sonora, Mexico.
• Started operations in 2010.
• Open pit mine.
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• Location: Fresnillo, Zacatecas, Mexico.
• Started operations in 2011
• Underground mine.
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• Location: Heroica Caborca, Sonora, Mexico.
• Started operations in 2012.
• Open pit mine.
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• Location: Guadalupe y Calvo, Chihuahua, Mexico.
• Started operations in 2019.
• Underground mine.
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• Location: Fresnillo District, Zacatecas, Mexico.
• It started processing ore at Fresnillo’s Plant (Jun 2020), and its own flotation plant was energized in Dec 2022.
• Underground mine.
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• Location: Torreón, Coahuila, Mexico.
• Started operations in 1900.
• Complex of plants for casting and refining.
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• Location: Bermejillo, Durango, Mexico.
• Started operations in 1980.
• Processiong of metallurgical byproducts.

• Location: Ramos Arizpe, Coahuila, Mexico.
• Started operations in 1994.
• Zinc processing for alloys.

• Location: Ocampo, Coahuila, Mexico.
• Started operations in 1962.
• Production of sodium sulfate, magnesium, and byproducts
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• Location: Torreón, Coahuila, Mexico.
• Started operations in 1978.
• Production of ammonium sulfate.

• Location: Ramos Arizpe, Coahuila Mexico.
• Started operations in 1981.
• Magnesium processing for byproducts.

• Started operations in 1998.
• Railway line that runs 1,371 km. between Coahuila and Durango, Mexico.
• Operated jointly by Peñoles and AHMSA.

• Location: Tamuín, San Luis Potosí, México.
• Started operations in 2004.
• This thermoelectric power plan is operated by third parties to generate power from coke combustion.

• Location: Tampico, Tamaulipas, México.
• Started operations in 1992.
• International maritime terminal for export of chemicals.

• Location: El Espinal, Oaxaca, México.
• Started operations in 2011.
• This wind farm generates electricity and represents Peñoles' first incursion in energy self-sufficiency using renewable power sources.

• Location: General Cepeda, Coahuila, México.
• Started operations in 2017.
• This wind farm generates electricity and represents Peñoles' ongoing effort towards energy self-sufficiency from renewable power sources. It was built and is operated by EDPR, with Peñoes as its sole promoter and client.

• Location: Llera de Canales, Tamaulipas, México.
• Started operations in 2020.
• This wind farm generates electricity and represents Peñoles' ongoing effort towards energy self-sufficiency from renewable power sources.

Location: Toluca, State of Mexico, Mexico.
It serves Peñoles and Fresnillo plc.

Devoted to geology, geophysics, and drilling.

Location: Fresnillo, Zacatecas, Mexico.
It serves Peñoles and Fresnillo plc.

Devoted to geology, geophysics, and drilling.

Location: Torreón, Coahuila, Mexico.
It serves Peñoles and Fresnillo plc.

Devoted to geology, geophysics, and drilling.

Location: Chihuahua, Chihuahua, Mexico.
It serves Peñoles and Fresnillo plc.

Devoted to geology, geophysics, and drilling.

Location: Hermosillo, Sonora, Mexico.
It serves Peñoles and Fresnillo plc.

Devoted to geology, geophysics and drilling.

Location: Torreón, Coahuila, Mexico

Corporate Headquarters.

Location: Mexico City, Mexico

Corporate Headquarters.

Location: Stamford, Connecticut, United States.
Started operations in 1992.
Devoted to sale of gold, silver, zinc, lead, sodium sulfate and other products in the United States.

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Location: Brownsville, Texas, United States.
Started operations in 1982.
Offers comprehensive services for the purchase, distribution and administration of goods purchased abroad by Peñoles.

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Location: Sao Paulo, Brasil.
Started operations in 1975
Devoted to sale of sodium sulfate in Brazil.

Location: Lima, Peru.

Location: Santiago, Chile.