| name | games | status | region | founded | closed | activity | |
|---|
| StudioTiara |
2 | | | | | 2007/2008 | |
| Stunt Puppy Entertainment |
2 | | | | | 2001/2001 | |
| Subatomic Studios |
8 | | | | | 2008/2014 | |
| Subdued Software |
4 | | | | | 2011/2011 | |
| Subelectro |
4 | | | | | 1977/1982 | |
| SUBLiME |
6 | | | | | 2005/2008 | |
| subLOGIC |
50 | bought | US | 1978 | 1995 | 1980/1996 | |
| Subset Games |
7 | | | | | 2012/2018 | |
| Subsino |
3 | | | | | 1996/2000 | |
| Subsoap |
5 | | | | | 2012/2019 | |
| Subterranean Games |
3 | active | | | | 2015/2015 | Website: https://subterraneangames.com |
| Subway Software |
10 | | | | | 1987/1992 | |
| Success |
245 | | JP | 1978 | | 1984/2021 | |
| Success Games |
6 | | | | | 2023/2024 | |
| Sucker Punch Productions |
9 | | | | | 2004/2020 | |
| Sudo Rossy |
18 | | | | | 2015/2015 | |
| Sugar and Rockets |
13 | | | | | 1998/2005 | |
| Sulis Software |
4 | | | | | 1983/1983 | |
| Sullivan Bluth Interactive Media |
7 | | | | | 1989/1994 | |
| Sulus Games |
2 | active | RU | 2006 | | 2010/2010 | Sulus Games, LLC is a Russian casual and mobile games developer founded in 2006. … |
| Sumlock Electronics |
17 | | UK | | | 1982/1983 | |
| Summer Project |
2 | | | | | 1991/1993 | |
| Summit Software |
11 | | | | | 1985/1995 | |
| Summitsoft |
5 | | | | | 2002/2006 | |
| Sumo Digital |
57 | active | UK | 2005 | | 2005/2021 | https://www.linkedin.com/company/23010/ |
| Sumomo |
2 | | JP | | | 2008/2008 | Native name: すもも |
| Sun Electronics |
17 | | | 1981 | 1987 | 1978/1987 * | |
| Sun Remarketing |
1 | bought | US | | 2006 | | A retail company specializing in Apple II, ///, Mac, and Lisa systems, peripherals … |
| Suna |
10 | | | | | 1988/1996 | |
| Sunburst |
128 | bought | US | 1972 | | 1982/1995 | |
| Sunday Software |
7 | dead | | 1996 | 2021 | * | |
| Sunflowers Interactive |
3 | | | | | 1997/2009 | |
| Sunflowers |
20 | bought | DE | 1993 | 2007 | 1993/2009 | HQ: Heusenstamm Founders: Adi Boiko, Wilhelm Hamrozi Bought out by Ubisoft |
| Sunhead Games |
3 | | | | | 2020/2020 | |
| Sunnysoft |
3 | | | | | 1992/1993 | |
| Sunrise Software |
9 | dead | US | | | 1983/1984 | |
| Sunrise |
31 | | JP | | | 1982/2008 | |
| Sunset Entertainment |
2 | | | | | 2000/2002 | |
| Sunshine Books |
9 | | | | | 1983/1985 | |
| Sunsoft |
297 | active | JP | 1971 | | 1978/2018 | |
| Sunstorm Interactive |
14 | | | | | 1997/2009 | |
| Supareak Vongtha |
5 | | | | | 1996/1996 | |
| Super Awesome Hyper Dimensional Mega Team |
4 | active | | | | 2010/2017 | Website: http://supermegateam.com |
| Super Fighter Team |
12 | | | | | 1991/2021 | |
| Super Girl Studios |
1 | | PK | | | | |
| Super Happy Fun Fun |
9 | | | | | 2003/2010 | |
| Super Rare Games |
3 | | | | | 2017/2023 | |
| Super X Studios |
4 | | | | | 2001/2010 | |
| Superbrothers |
4 | | | | | 2011/2012 | |
| Supercell |
1 | | | | | 2012/2012 | |
