Real name: Kenneth Robert Lewis

US-American audio engineer, mixer, producer (mainly), engineer, musician (guitarist), songwriter, and arranger born in 1970. He currently specializes in ATMOS mixing.

Ken has worked with a vast array of hip hop, pop, and rockstars like Kanye West, Eminem, Usher, Drake, Justin Bieber, Alicia Keys, etc. Before crediting, please see his official site (linked below) for his detailed full discography.