 In terms of business, 47% comes from concrete, 40% from cement and 13% from others.Argos was founded in Medellín, Colombia on February 27, 1934, by Claudino Arango Jaramillo, Rafael and Jorge Arango Carrasquilla, Carlos Sevillano Gómez, Leopoldo Arango Ceballos and Carlos Ochoa Vélez.In 1936, the factory began production and it issued its first dividend in 1938.