Grupo Copachisa is a large civil works company based in Chihuahua, Chihuahua, active since 1979. It also works in industrial warehouses, steel structures.
American Industries is a large industrial parks company based in Chihuahua, Chihuahua, active since 1976. It also works in industrial warehouses, aerospace & advanced mfg.
Calzada Construcciones is a mid-size civil works company based in León, Guanajuato, active since 1990. It also works in residential construction.
CICSA (Grupo Carso) is a large civil works company based in Ciudad de México, Mexico City, active since 1980. It also works in energy & installations, commercial construction.