He was one of the original bosses of the modern Five Families, the others being Joseph Bonanno, Lucky Luciano, Joe Profaci and Tommy Gagliano.He and his associates would threaten to prevent cargo from being loaded or unloaded if the shipping company refused to pay a tribute.[4] Mangano's brother was found dead near Sheepshead Bay, Brooklyn on April 19, 1951.Both of them are believed to have been murdered on the orders of family underboss Albert Anastasia in Brooklyn as part of a coup in 1951.[6] Vincent Mangano's body was never found, and he was declared dead 10 years later on October 30, 1961, by the Surrogate's Court in Brooklyn.