Companies
- SneakyBox
- snjv
- SNK
- SNK Playmore USA
- Snowbird Game Studios
- Snowblind Studios
- Snowprint Studios
- Social First
- Social Point
- Soedesco
- softbank
- Softbank Payment Service Corp.
- Softkinetic
- Sold Out
- Solid Bash
- Solid Clouds
- Somatone Interactive
- SomaTone Interactive Audio
- Somethin' Else
- Something Wicked Games
- Sonic Team
- Sony
- Sony Computer Entertainment
- Sony Computer Entertainment America
- Sony Computer Entertainment Asia