| name | games | status | region | founded | closed | activity | |
|---|
| Mommy's Best Games |
1 | | US | 2008 | | 2016/2016 | Family team from Indiana. |
| Momonoki House |
10 | | | | | 1989/1991 | |
| Monarch Development |
4 | | | | | 1988/1991 | |
| Monarch Software |
3 | | | | | 1985/1989 | |
| Mondial International |
1 | nomoregames | US | ¿? | | 1967/1967 * | |
| Mongadillo Studios |
2 | | | | | 2012/2013 | |
| Monio Games |
2 | | | | | 2013/2015 | |
| Monkey Bar Games |
27 | active | US | | | 2005/2014 | HQ: Chapel Hill, NC A division of Vicious Cycle Software Monkey Bar's … |
| MonkeyPaw Games |
5 | | | | | 2009/2012 | |
| Monkeystone Games |
7 | dead | US | 2001 | 2005 | 2001/2004 | Focused on mobile games. HQ: Quinlan, Texas Founders: John Romero, Tom Hall, … |
| Monocube |
1 | | RO | | | | |
| Monofarm |
2 | | | | | 2017/2017 | |
| Monolith |
2 | | | | | 1985/1986 | |
| Monolith Productions |
52 | active | US | 1997 | | 1997/2017 | Owned by Warner Bros. Interactive Entertainment (and Time Warner by extension), … |
| Monolith Soft |
24 | active | JP | 1999 | | 1990/2022 * | モノリスソフト Website: http://www.monolithsoft.co.jp Not to be mistaken … |
| Monomi Park |
4 | active | US | | | 2016/2017 | Founders: Nick Popovich, Mike Thomas HQ: San Mateo, California |
| Monster Games |
13 | | | | | 1998/2016 | |
| Monster Studios |
3 | | | | | 2002/2003 | |
| Monte Cristo |
29 | dead | FR | 1995 | 2010 | 1998/2010 | Closed down in 2010-05 due to poor sales of Cities XL. |
| Montgomery Ward |
13 | dead | US | 1872 | 2001 | 1978/1979 | Montgomery Ward is the name of two successive U.S. retail corporations. The original … |
| Moon Colony |
3 | | | | | 2013/2014 | |
| Moon Studios |
8 | active | | 2010 | | 2015/2020 | Type: International, Indie |
| Moonbeam |
4 | | | | | 1982/1982 | |
| Moonchild Software |
3 | | | | | 1989/1992 | |
| Mooneye Studios |
4 | | | | | 2019/2021 | |
| Moonlite Software |
5 | | | | | 1992/2014 | |
| Moonpod |
2 | active | | | | 2003/2007 | Founders: Nick Tipping, Mark Featherstone Website: http://www.moonpod.com |
| Moonstone Cherry |
2 | | | | | 2010/2013 | |
| Moonstone Computing |
3 | | | | | 1991/1991 | |
| Moonstone |
7 | active | JP | 2003 | | 2003/2011 | |
| Moonworks |
4 | active | RU | | | 2015/2015 | Website: https://moonworks.ru |
| Moose Software |
5 | | | | | | |
| Moppet Video |
2 | | | | | 1982/1983 | |
| Moraff Games |
13 | | | | | 1988/2000 | |
| MoreGames Entertainment |
5 | | | | | 2007/2010 | |
| Morgen Studios |
9 | | | | | 2001/2009 | |
| Morning |
5 | active | JP | | | 2007/2010 | Actual name: もーにんぐ Website: http://www.morning-net.com |
| Morning Star |
16 | | | | | 1982/2000 | |
| MorningStar |
25 | | JP | | | 2007/2012 | |
| Morpheme |
2 | | | | | 2005/2010 | |
| Mosaic Publishing |
28 | | | | | 1984/2005 | |
| Mosoft |
18 | | US | | | 2018/2022 | MoSoft (Mo's Full F* Sci-Fi Adventures) is a digital gaming company currently … |
| Moss |
15 | | | | | 1999/2016 | |
| Mossmouth |
5 | | | | | 2009/2014 | |
| Most Wanted Entertainment |
7 | | | | | 2006/2014 | |
| Motelsoft |
9 | | | | | 1987/2005 | |
| Motion Twin |
7 | active | FR | 2001 | | 2010/2018 | The company is based in Bordeaux, France, and was famous in France with many multiplayer … |
| MotiveTime |
17 | | | | | 1990/1998 | |
| Motown |
2 | | | | | 1992/1995 | |
| Mountain King Studios |
6 | | | 2000 | | 1998/2000 * | |
