| name | games | status | region | founded | closed | activity | |
|---|
| Marigul Management |
5 | | | | | 1998/2006 | |
| Marine Heart |
7 | | | | | 2001/2005 | |
| Marionette |
23 | bought | JP | 1984 | | 1986/2005 | Now a part of Global A Entertainment. |
| Marjacq |
1 | | | | | 1986/1986 | |
| Mark Data Products |
30 | | US | | | 1981/1986 | |
| Markt & Technik |
213 | nomoregames | DE | 1976 | | 1983/1994 | German book and magazine publishing company, mostly concentrating on computer and … |
| Marlin Games |
4 | | | | | 1987/1988 | |
| Marry Bell |
5 | | | | | 2005/2005 | |
| Martech |
108 | dead | UK | 1982 | 1989 | 1982/1989 | |
| Martinsoft |
8 | | | | | 1989/1999 | |
| Marucome |
3 | | JP | | | 2001/2012 | |
| Marvel |
8 | | | | | 1992/2014 | |
| Marvelous Interactive |
50 | active | JP | 1970 | | 2002/2020 | |
| Marvelous USA |
87 | active | US | 2004 | | 2001/2021 * | HQ: Torrance, California Mostly works in publishing (and localizing) Japanese … |
| Marvelous |
142 | active | JP | 1997 | | 1999/2021 | Marvelous Entertainment Inc. The MMV abbreviation, found in the company logo, stands … |
| Mascot Entertainment |
2 | | | | | 2004/2008 | |
| Mass Media |
15 | | | | | 1999/2014 | |
| Mass Tael |
9 | | | | | 1983/1985 | |
| Massachusetts Institute of Technology |
11 | nomoregames | US | 1861 | | 1957/1996 | The Massachusetts Institute of Technology (MIT) is a private land-grant research … |
| Massive Development |
3 | dead | DE | 1994 | 2005 | 1996/2003 | |
| Master Creating |
4 | | | | | 1999/2007 | |
| Master Designer Software |
11 | | | | | 1986/1989 | |
| Masterpiece |
9 | | | | | 1992/2006 | |
| Masterplay |
6 | | | | | 1987/1989 | |
| MasterRaichu |
2 | | | | | 2000/2003 | |
| Mastertronic |
718 | bought | UK | 1983 | 1991 | 1981/2015 * | |
| Mastiff |
41 | active | US | 2002 | | 2002/2020 | |
| Masudaya |
6 | | | | | 1997/1998 | |
| Matand Software |
2 | | | | | 1986/1986 | |
| Matchbox |
10 | | | | | 1991/1993 | |
| Matra Datasysteme |
3 | | | | | 1985/1985 | |
| Matrix Games |
31 | active | US | 2001 | | 2000/2014 * | HQ: Staten Island, New York Website: http://www.matrixgames.com |
| Matrix Software |
13 | active | JP | 1994 | | 1997/2020 | |
| Matsuri Kikaku |
8 | | | | | 2004/2009 | |
| Matsushita Electric Industrial |
5 | | | | | 1993/1994 | |
| Matt Makes Games |
16 | | | | | 2010/2018 | |
| Mattel Electronics |
208 | active | US | 1977 | | 1976/2006 * | |
| Mauricio de Sousa Productions |
1 | active | BR | 1950 | | 2010/2010 | Founded in the 50s, by brazilian cartoonist Mauricio de Sousa, Mauricio de Sousa … |
| Max Design |
17 | dead | AT | 1991 | 2004 | 1991/2002 | |
| Max Entertainment |
4 | | | | | 1994/2000 | |
| Max Games Studios |
2 | | CA | | | | |
| Max Gaming Technologies |
8 | | | | | 2004/2013 | |
| MaxBet |
8 | | | | | 1999/2000 | |
| MaxFive |
2 | | | | | 1997/2001 | |
| Maxima |
3 | | | | | 1993/1993 | |
| Maximum Family Games |
17 | | | | | 2010/2012 | |
| Maximum Games |
32 | active | US | 2009 | | 2012/2021 | Founded by Christina Seelye . |
| Maxis |
145 | bought | US | 1987 | | 1985/2013 * | Bought in 1997/07 by Electronic Arts. |
| Maxwell Technology |
6 | | | | | 1988/1989 | |
| May-Be Soft |
30 | | | | | 1993/2005 | |
