Group
- StrataMax Games3
- Strategy Theater1
- Strayhold3
- Stream of Blood10
- Streampunks1
- Strife Games6
- Stringsandthreads 1
- Strong Hold24
- Stronghold28
- Stronghold Games64
- Stronghold Games LLC2
- Stronghold LARP Foam163
- Stronghold Rope48
- Structural Potato3
- StruebSquad3
- Stuart Country Day School2
- Studio 2 Publshing1
- Studio 2/Pinnacle12
- Studio 9 Games32
- Studio 9 Inc8