American mobster in the Gambino crime family in New York City. He headed a group known as the "DeMeo crew", which consisted of approximately twenty associates involved in murder, car theft, drug dealing, prostitution and pornography.^[2] The DeMeo crew became notorious for the large number of murders they committed and for the grisly way they disposed of the bodies, which became known as "the Gemini Method".^[3]The crew is believed to be responsible for up to 200 murders, many of which were committed by DeMeo himself.