 DiNapoli secretly owned interests in a dozen construction companies, real estate properties, and housing developments.DiNapoli and Tony Salerno were the key figures representing the Genovese family in the concrete industry.Along with close associate Edward "Biff" Halloran, the men grossed millions of dollars, enough for "Forbes" magazine to place both Salerno and DiNapoli on the list of the Top 10 Richest Mobsters in the nation.