Colombian cement maker Cementos Rioclaro, a subsidiary of Colombian largest cement maker Cemento Argos, posted a net profit of 33.574bn Colombian pesos ($12.99m) from January to September 2004, compared to a net profit of 38.445 bln pesos ($14.88m) for the same period of 2003, the company said on October 27, 2004. Operating revenue stood at 118.446 bln pesos ($45.84m) from January to September 2004, versus 115.151 bn pesos ($44.56m) for the same period of 2003. Cementos Rioclaro, as well as Cemento Argos, are part of the largest Colombian industrial conglomerate, Grupo Empresarial Antioqueno (GEA).