- CAR BOMB
- CLP
- CSS (Cansei de Ser Sexy)
- Caesars
- Calexico
- Calico System
- Califone
- Calla
- Calvin Harris
- Camera Obscura
- CanYouHearMe.TV
- Captain Ahab
- Carbon Leaf
- Carbon/Silicon
- Carey Hart
- Caribou
- Cary Brothers
- Casket Salesmen
- Catch 22
- Catfish Haven
- Catman Cohen
- Cauterize
- Celldweller
- Centro-matic
- Cephalic Carnage
- Chad VanGaalen
- Chaotica
- Charlie Mars
- Charlotte Gainsbourg
- Charlotte Martin
- Cheryl Hill
- Chevelle
- Children of Bodom
- Chiodos
- Chris Garneau
- Chris Walla
- Chromeo
- ChthoniC
- Cinder Road
- Cipes and the People
- Circa Survive
- Circus Diablo
- City Sleeps
- Clare Quilty
- Clatter
- Client
- Clinic
- Closure
- Clue to Kalo
- Clutch
- Cobra Starship
- Cobra Verde
- CocoRosie
- Codeseven
- Coheed and Cambria
- Coldcut
- Colin Hay
- Collective Soul
- Combichrist
- Comeback Kid
- Constantine
- Constantines
- Converge
- Copeland
- Cornelius
- Corrosion of Conformity
- Count The Stars
- Cousin
- Cradle of Filth
- Crash Romeo
- Crash Test Dummies
- Creed
- Crisis
- Criteria
- Crystal Method
- Curse ov Dialect
- Cursive
- Cut Chemist
- Cute Is What We Aim For
