Alberto Cumplido studied composition and harmony with the Cirilo Vila. Literature courses directed by the poet Enrique Lihn. In Chile, he studied guitar with Luis López and Oscar Ohlsen. Abroad Alberto studied with Abel Carlevaro, Eduardo Fernandez, Leo Brouwer, Egberto Gismonti, Manuel Barrueco, Ralph Towner, Ichiro Suzuki, and Oscar Gighlia.
In the “Taller de Músicos” of Barcelona, he studied Jazz. In Germany he made composition works under the direction of the Chilean composer Gustavo Becerra, and the German composer Olaf Jansen.