Companies
- Chucklefish Games
- Chuhai Labs
- CI Games
- Cing
- City Connection
- City Interactive
- Clap Hanz
- Claymore Game Studios
- Cliffhanger Games
- Climax Group
- Climax Studios
- Cloak And Dagger Games
- ClockStone Software
- Cloud Imperium Games
- Clover Studio
- Coal Supper
- Coatsink
- Coatsink Software
- Cococucumber
- Code Mystics
- Codeglue
- Codemasters
- Coffee Stain North
- Coffee Stain Publishing
- Coffee Stain Studios