Companies
- CI Games
- Cing
- City Interactive
- Climax Studios
- Cloud Imperium Games
- Clover Studio
- Cococucumber
- Codeglue
- Codemasters
- Coffee Stain Studios
- Cognosphere
- Coin Crew Games
- Colossal Order
- Compulsion Games
- Computer Artworks
- Corsair
- Cosmonaut Studios
- Crawfish Games
- crea-ture Studios
- Creative Assembly
- Creatures
- Creepy Jar
- Crema
- Criterion Games
- Crystal Dynamics