| name | games | status | region | founded | closed | activity | |
|---|
| Cognetics |
4 | | | | | 1984/1986 | |
| Contemporary Marketing Inc |
1 | | US | | | 1978/1978 | |
| Daze Marketing |
8 | | | | | 1992/1995 | |
| Eidetic |
4 | | | | | 1996/2000 | |
| Epic Marketing |
15 | | | | | 1997/2004 | |
| Genetic Anomalies |
2 | | | | | 2000/2001 | |
| Institute of Theoretical and Experimental Physics |
1 | nomoregames | RU | 1945 | | 1963/1963 | The Institute for Theoretical and Experimental Physics (ITEP; Russian Институт теоретической и экспериментальной физики) … |
| Kinetic Design |
2 | | | | | 1988/1989 | |
| Lifetimes |
9 | | | | | 1988/1996 | |
| Magnetic Alpha |
1 | | | | | | |
| Magnetic Fields |
23 | dead | UK | | | 1989/1996 | Formerly known as "Mr. Chip Software". |
| Magnetic Images |
5 | | | | | 1988/1989 | |
| Magnetic Realms |
7 | active | JP | | | 2013/2016 | Founder: Matt Fielding HQ: Tokyo Website: http://www.magneticrealms.com |
| Magnetic Scrolls |
61 | | UK | 1986 | 1990 | 1985/1993 * | |
| Micronetics |
1 | dead | US | 1976 | 1976 | 1976/1976 | a company founded by Skip Kahn |
| Midas Marketing |
4 | | | | | 1985/1986 | |
| MotiveTime |
17 | | | | | 1990/1998 | |
| P&P Marketing |
3 | | | | | 1991/1998 | |
| Petit |
4 | | | | | 1995/1997 | |
| Petit Depot |
3 | | | | | 2012/2021 | |
| Petite Games |
12 | | | | | 2015/2017 | |
| Rino Marketing |
11 | | | | | 1985/1987 | |
| Soft Sector Marketing |
8 | | | | | 1980/1983 | |
| Sold Out Sales & Marketing |
3 | | | | | 1998/2018 | |
| Sometimes You |
47 | | | | | 2014/2023 | |
| Spacetime Studios |
7 | | | | | 2008/2012 | |
| Sun Remarketing |
1 | bought | US | | 2006 | | A retail company specializing in Apple II, ///, Mac, and Lisa systems, peripherals … |
| Synetic |
14 | | | | | 1997/2007 | |
| Synthetic Dimensions |
9 | dead | UK | 1985 | 2012 | 1991/1999 | |
| Synthetic Reality |
3 | | | | | 1994/1997 | |
| Tametick |
3 | | | | | 2011/2013 | |
| Thetis Games |
| | | | | | |
| Tigress Marketing |
4 | | | | | 1985/1986 | |
| WL Online Marketing |
1 | | | | | | |
| Yeti |
10 | | | | | 2005/2016 | |
| Yeti Sports |
6 | | | | | 2003/2004 | |
