 He not only conducted the "Virtuosi of New York" and the "Virtuosi of San Francisco" but he was founder of both of them.He has arranged many works of music which are published by MusiCelli Publications.Groups such as the Yale Cellos, the Saito Cello Ensemble, "CELLO for Sony/Philips", MusiCelli, the Los Angeles "I Cellisti", as well as his own "New York Philharmonic Cello Quartet" have recorded his arrangements.