Companies
- Inflexion Games
- Infogrames
- Ingame Studios
- ININ Games
- inkle
- InnerSloth
- Insomniac Games
- Instant Gaming
- Intelligent Systems
- Intellivision
- Intercept
- Interior Night
- Interplay
- Invoke Studios
- inXile Entertainment
- IO Interactive
- iRacing.com Motorsport Simulations
- Irem
- Iron Galaxy Studios
- Iron Gate Studio
- Ironmace
- Ironwood Studios
- Ivory Tower
- Jagex Games Studio
- Jaleco Entertainment