Martha Argerich
Delgado is a regular performer at the Verbier Festival in Switzerland and the Martha Argerich Festival in Lugano and Buenos Aires. He has collaborated with Martha Argerich in several duets, the most recent being "Tres Romances" by Carlos Guastavino. In April 2009 he performed with the Los Angeles Philharmonic Orchestra, in an all-Russian Program which featured the recitals of Prokofiev, Arensky, and Stravinsky. Delgado has also recorded with tenor José Cura.