| Musician | Appearances |
|---|---|
| Patrizio Fariselli | 8 albums |
| Giulio Capiozzo | 7 albums |
| Demetrio Stratos | 7 albums |
| Ares Tavolazzi | 6 albums |
| Giampaolo Tofani | 6 albums |
| Steve Lacy | 2 albums |
| Paul Lytton | 2 albums |
| Anton Arze | 1 album |
| Umberto Benedetti Michelangeli | 1 album |
| Luciano Biasutti | 1 album |
| Hugh Bullen | 1 album |
| Armando Burratin | 1 album |
| Eddie Busnello | 1 album |
| Walter Calloni | 1 album |
| Eugenio Colombo | 1 album |
| Patrick Dijvas | 1 album |
| Giorgio Garulli | 1 album |
| Guido Guidoboni | 1 album |
| Larry Nocella | 1 album |
| Paolo Salvi | 1 album |
| Pino Vicari | 1 album |