César Carrillo studied composition with Modesta Bor. He has done special studies with diverse international conductors such as Robert Sund, Vic Nees, Alice Parker, and Ernani Aguiar. His works have garnered numerous composition awards. Carrillo is considered to be one of the foremost composers and arrangers in Venezuela. He is conductor of Cantarte Coro de Cámara and assistant conductor of Orfeón Universitario de la UCV