Cementos Argos SA engages in the production of cement and concrete products. The company is headquartered in Medellin, Antioquia. The company is also involved in the operation and management of quarries and deposits of clay and limestone. The firm has its production plants located in Sogamoso, San Gil, Barranquilla, Toluviejo, Sabanagrande, Nare, Cairo, Rioclaro and Yumbo. The firm owns such subsidiaries as Valle Cement Investments Ltda, Lafarge Cementos SA de CV, Sociedad Portuaria Las Flores SA, Concretos Argos SA, Ganaderia Rio Grande SAS, Urbanizadora Villa Santos SAS, Transatlantic Cement Carriers Inc, Lafarge Cementos SA de CV, Ciments Guyanais and Argos SEM SA, among others.