Isolux Corsán de México is the Mexican subsidiary of Spanish multinational Isolux Corsán. The company is engaged in power transmission and distribution, telecommunications, construction and infrastructure concessions, among other areas. It has developed power generation projects, such as the Guerrero Negro plant and the coal-fired power station Plutarco Elías Calles, and built the combined-cycle Baja California II plant. The company has also been awarded several concessions for the construction and operation of tollroads and the construction and equipping of hospitals. Since 2012, Isolux Corsán de México has been part of Consorcio Isolux Corsán-Ayesa, the consortium responsible for the El Purgatorio potable water project in the Mexican state of Jalisco. The company was incorporated in 1991 and is based in Mexico City.