Knockturnal Sound is the Atlanta-area mixing and mastering studio of Jay-El ("Mr. ProTools"), with 15+ years behind the board and credits with Jeremih, Cassie, Fabolous, Raekwon and Jon Connor. Originally from Chicago, now based in Marietta, GA. Send your stems and get back a release-ready record that knocks on every system, from the club to the phone speaker. Book your session below, or pay online anytime at knockturnalsound.com/shop.