Vincent Flemmi, also known as "Jimmy The Bear," was an Italian-American mobster who freelanced for the Winter Hill Gang and the Patriarca crime family. He was also a longtime informant for the Federal Bureau of Investigation. He was also the brother of government informant Stephen Flemmi.
Stephen 'The Rifleman' FlemmiWith the help of tips from Bulger and his partner, Stephen Flemmi, the FBI began dismantling the Irish mob's chief rivals, the Italian Mafia, paving the way for Bulger's ascendancy
Henry Tameleo, a former underboss of the Patriarca crime family, is escorted by FBI agent H. Paul Rico, left, and his partner, Dennis Condon, right. Rico recruited Stephen Flemmi as an FBI informant in the 1960s and was later indicted for helping James "Whitey" Bulger, Flemmi and others in their Winter Hill gang assassinate the owner of World Jai Alai. Tameleo was one of four men Rico framed in the 1960s; he died in prison before the four men were exonerated
2013 Francis “Cadillac Frank” Salemme, former boss of the New England Patriarca crime family. 1972: arrested for a bombing, sentenced 126 years. When released, he took control of the Patriarca family & forged ties with Stephen Flemmi & James “Whitey” Bulger. 1995: included in a federal racketeering indictment with Bulger & Flemm, sentenced 11 years. 1999, testified against corrupt FBI official John Connolly Jr. Now in the Witness Protection Program and living in an unknown location.
Richard Joseph Schneiderhan (born 1934) is a former Massachusetts State Police Lieutenant in the Attorney General's Organized Crime Unit. He was convicted of conspiracy and obstruction of justice stemming from his relationship with gangster Stephen Flemmi and the Winter Hill Gang. Schneiderhan had warned an associate of fugitive mob boss James "Whitey" Bulger that Bulger's brothers' phones were being monitored by the FBI.