In 1944, Quilmes affiliated to "Asociación Marplatense de Básquetbol", entering to the second division. The club won the championship that same season, therefore promoting to the first level, "Primera División".
In 1944, Quilmes became a member of "Asociación Marplatense de Básquetbol" and entered the second division. They won the championship that season, which led to promotion to the top tier, "Primera División".