Peñoles, based in Mexico City, Mexico, is a subsidiary company 100 percent Mexican and owned by the private Grupo Bal. Peñoles is the second largest Mexican mining company, the first Mexican producer of gold, zinc and lead and the world leader in silver production. 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. Peñoles produces about 80,500,000 troy ounces (2,500,000 kg) of silver and 756,100 troy ounces (23,520 kg) of gold annually. Other metals that the company produces are zinc, lead, copper, bismuth, and cadmium.