 Dio had just recently finished serving his five-year sentence for bankruptcy fraud.Prosecutors alleged that Dioguardi had conspired with Lucchese crime family boss Carmine Tramunti, Vincenzo "Vinny" Aloi, Michael Hellerman, and others to float $300,000 in fake stock in At Your Service Leasing Corp., a luxury car leasing company which did extensive business with organized crime figures.Under the scheme, prosecutors said, Dioguardi and the others bribed securities dealers to sell the stock and then pocketed the money paid by investors.