Leo resides in a luxurious manor in Rockleigh, New Jersey and was a suspected drug trafficker during his earlier years as a soldier in the Genovese crime family.
On June 13, 1980, Leo was indicted for refusing to answer grand jury questions in regards to the murder of 18-year-old Maurice Anzisi.
Allegedly promoted to captain under the regime of Vincent "Chin" Gigante in the late 1980s or early 1990s after living a low-profile life as a faction-leader in New Jersey, he held a high position in the family with Gigante's top associates Dominick "Quiet Dom" Cirillo, James "Little Jimmy" Ida and Louis "Bobby" Manna.
[3][4][5] In May 2007, Leo was one of many Genovese crime family members indicted on federal loansharking and extortion charges.
His projected release date was October 7, 2011, but on January 10, 2010, he pleaded guilty to racketeering charges and faced up to 40 years in prison.