Doe Run Peru is a mining and metallurgical company with operations located in the central highlands of Peru. The Company has owned the La Oroya Metallurgical Complex since October 1997 and the Cobriza mine in Huancavelica since September 1998. Both were acquired from the Peruvian State.

With potential resources that guarantee the future of the national mining industry and the operative continuity of the principal metallurgical complex of the country, the smelter and refineries of La Oroya comprise one of the world´s largest and most technically challenging metallurgical facilities in the world, due to the diversity of technologies and operations functioning in one single location for the processing and transformation of polymetallic concentrates into ten refined metals and nine by-products.

Doe Run Peru is allocating all the required resources and reinvesting almost the entirety of its profits to guarantee the completion of the environmental upgrade programs and achieved their objectives within the shortest time possible. The experience gained by the company, the challenges overcome, and Doe Run Peru´s commitment as an integral part of the community, marked a new style of management and community relations in the Peruvian mining metallurgical industry, generating important social, economic and environmental benefits.