Companies
- Climax Studios
- Cloak And Dagger Games
- Cloud Imperium Games
- Coatsink
- Cococucumber
- Codemasters
- Codemasters Birmingham
- Coffee Stain North
- Coffee Stain Publishing
- Coffee Stain Studios
- Cognosphere
- Colossal Order
- Com2uS
- Compile Heart
- Complex Games Inc.
- Compulsion Games
- ConcernedApe
- Conspiracy Games
- Cooler Master
- Core Design
- Corsair
- Cranky Pants Games
- Crate Entertainment
- crea-ture Studios
- Creative