An organist and composer Lopez was students from the Escolania of Montserrat being a choirboy. He offered as an organist for the monastery of Saint Martin in Madrid while learning theology at Salamanca School. Lopez was the choirmaster for Montserrat as well as the organist for the monastery of Saint Benito in Valladolid. The extant music of Lopez continues to be within a 580 web page folio of miscellaneous music, therefore titled with the composer. It included both vocal and body organ functions: the previous were public, vespers, psalms, motets, etc and the last mentioned had been solos and versets. A lot of the body organ works were created using a apparent purpose toward teaching as well as the vocal parts were have scored for along with a continuo and/or instrumental parts.