John Karkazis, better known as Johnny K is born in Chicago, Illinois U.S.A. He is a producer/engineer/mixer/musician and songwriter. He owns Groovemaster Recording Studios in his hometown of Chicago. In addition to the studios, his 40,000-square-foot music complex includes views of the Chicago sky line, a gymnasium, rehearsal rooms, and pre-production rooms. He’s worked with bands like Disturbed, Finger Eleven, Plain White T’s,
Adelitas Way, 3 Doors Down, Mars Argo, Staind, Trapt, Nonpoint, Megadeth, and the Michigan Rattlers.