Fabrizio Corona says that there are other names, one of them plays for AS Roma, 3 Serie A presidents would also be involved (one of them is the president of a team from Southern Italy)
https://www.corriere.it/sport/calcio/serie-a/23_ottobre_12/perche-fabrizio-corona-questura-caso-scommesse-fagioli-fa-altri-due-nomi-e2748938-6910-11ee-9c9c-ce3429611a2d.shtml
Here he is