Companies
- SilverBirch Studios
- SimBin
- Simogo
- Simply Sweet Games
- Simplygon
- Singularity 6
- Sinn Studio
- Sirvo
- Six Peaks Games
- Six to Start
- Sixense Entertainment
- Sixteen Tons Entertainment
- Size Five Games
- Ska Studios
- Skara The Blade Remains
- Skillfull
- Skillz
- Sky Italia
- Sky Uk
- Skybound
- SkyBox Labs
- Skydance Interactive
- Skydance New Media
- SkyGoblin
- SkyJack Publishing