Cesare Valentini was born in Palermo, Sicily and begin to study piano at the age of 10 and composition at the age of 14. From the age of 20 Valentini resided in Florence where also studied Law at the University. The first public concerts of his music, when he was 26, were in little festivals and concerts in Florence. His style came from neoclassicism, step by step influenced by avant-garde music but not serial. Like other schools in the world he works with the impression of sounds, harmonics, colored atonality. His music has been performed in Italy, Europe and South America by important ensembles, orchestras and artists such as Orchestra da Camera Fiorentina, Osem National orchestra of Mexico, Ricercare Strumentale Italiano, members of ORT, J Futura Orchestra, Ensemble Italiano, Fonè String Quartet, I Fiati Italiani, the flutist Roberto Fabbriciani, the singers Susanna Rigacci, Patrizia Morandini, Maria Costanza Nocentini, Monica Benvenuti and many others. He was also director of many concert seasons in Florence, Palazzo Pitti, Toscana Classica in Orsanmichele, Aspetti del Sacro etc.. He was also the composer in residence of the Orchestra da Camera Fiorentina and collaborates with many institutions especially for contemporary music. He is a playwrite too and in 1997 won a national literature prize. Actually he is working on new sounds for acoustic instruments in XXI century music.