Peñoles is a company with active mines within Mexico and with some prospection projects in South America.

Holdings includes the Fresnillo Silver Mine / Mina Proaño, the Met-Mex Peñoles metallurgical complex and Química del Rey; a Chemical facility; three operations.

Other metals that the company produces are zinc, lead, copper, bismuth, and cadmium.

[3] They approach sustainability by achieving three dimensions: Economics, Ecology, and Ethics, and by consistently measuring and analyzing their environmental impact.

Peñoles has three mining related divisions and a branch created for other business.