September 20, 1952 - Eugenio "Gino" Giannini,a lucchese soldier was killed because ratted with Bureau of Narcotics against Lucky Luciano;

Alfredo "Freddie the Sidge" Santantonio,Gambino soldier becomed an informant in 1961 was killed in July 11, 1963

17 March 1967 - Giovanni "Johnny Futto" Biello a genovese soldier was killed because revealed the plan of Profaci and Bonanno for kill members of the Commission.

Louis Bombacino,a Chicago outfit soldier that call the FBI from prison awaiting trial on a robbery charge. He admitted to involvement in a large-scale bookmaking operation, was murdered in Tempe, Arizona on the morning of October 6/7, 1975 by the Chicago Outfit while hiding under the alias "Joe Nardi", Paul Schiro and Tony Amadio were suspected in the car bombing.

Richard Cain – He served as Chief Investigator for the Cook County Police Department. Cain joined the Chicago Police Department (Vice Squad) in 1956 until 1960.
On December 20, 1971, he was shot and killed on orders of the Chicago Outfit. Harry Aleman, Joey Lombardo and Frank Schweihs were suspected of killing him.

Mario Riccobene was whacked in 1993 after was kicked up from Witsec and returned in Philly.