Denaun Porter (born December 7, 1978), better known as Mr Porter and Denaun, is an American hip hop DJ and producer as well as prominent member to the Detroit-based rap group, D12. Mr Porter began rapping in 1995 as well as producing. The first album he co-produced was Eminem's Infinite. Mr Porter is also known by his alter ego, "Kon Artis." Ever sinces the death of Proof, Mr. Porter has been one of Eminem's "hype man".