Producer / Songwriter / Session Guitarist / Mixer / Engineer David Kalmusky's 12x Grammy Nominated, 11x Billboard #1 charting catalog with more than 37 Billboard top 10’s has amassed well over 30 Billion Streams (And counting) as of 2026, including work with Shawn Mendes, Justin Bieber, Meghan Trainor, Joss Stone, John Legend, Jellyroll, Nate Smith, Keith Urban, Carrie Underwood, Motley Crue, Warren Zeiders, Parmalee, Journey, Keb Mo, Taj Mahal, John Oates, Elle King, Icon For Hire, Giant, Mickey Guyton, and many others. David’s multi million dollar production facillity, “Addiction Sound Studios” has recently re-located to Music Row Nashville, David’s hub for production, mixing, and writing for Jonas Entertainment Group.