Mark Barnes (1970 – 1 January 2016)[1] also known as Mark B, was a British hip-hop record producer. He was most active in the 1990s and early 2000s. He worked with Task Force and Blade on many of his records. Barnes was a disc jockey for Jazz Fudge Recordings for much of his career. Mark B first signed with Jazz Fudge in 1995. He produced some tracks for DJ Vadim's U.S.S.R. albums. His first individual album was Underworld Connection, released in 1997.[2] He died in January 2016.[1]