Grupo México is a Mexican conglomerate that operates through the following divisions: Mining, Transportation, Infrastructure and Fundacion Grupo Mexico. Founded in 1978, Grupo México became a significant player in the mining industry, responsible for 87.5 percent of Mexico's copper production by 2000. The company has faced ongoing conflict with the Mexican Mine Workers' Union and acquired a controlling interest in Southern Peru Copper Corporation in 2004. A litigation over the equity sale of SPCC is ongoing, with Grupo México's $2.5 billion bid for ASARCO recommended for acceptance in 2009. The company is the largest mine operator in Mexico and Peru, and the third largest in the United States. It is the fourth largest copper producer worldwide and controls the largest copper reserves globally. Grupo México operates the second largest transportation division in Mexico and the U.S. states of Texas and Florida, owning several entities that collectively operate over 11,000 kilometers of track, connecting major cities, ports, and border crossings, and manage 40 intermodal freight facilities across Mexico. Wikipedia