In addition to his four published nonfiction titles, Niotta has a number of unpublished projects in various stages, including: Jack Dragna and Placido Rizzotto biographies; Pipe Wrench, a memoir delving into the author's experiences adjusting to life after serving in Operation Iraqi Freedom; The Business That Bound Them, a look at the relationship between Jack Dragna, Benjamin "Bugsy" Siegel, and Mickey Cohen; Captured, a nonfiction noir tying Corleone, East Harlem, and Los Angeles (plus a screenplay adaptation); an early history of organized crime in SoCal co-authored with longtime mafia researcher Richard N. Warner; and Good Night, Good Time, a screenplay covering the double homicide that claimed the life of Los Angeles political gang boss, Charlie Crawford.