James D'Agostino (born July 8, 1975), professionally known as DJ Green Lantern, is an American hip hop DJ and music producer from Rochester, New York.

In 2002, D'Agostino was signed by American rapper Eminem, to become the official DJ for Shady Records, after DJ Head stepped down for undisclosed reasons.

He released 2 albums in which he worked as producer only working with Eminem, D12 and Obie Trice. These albums were Shady Times: Invasion, Pt. 1 & Invasion Part II: Conspiracy Theory.