| name | games | status | region | founded | closed | activity | |
|---|
| Alpine Studios |
12 | | | | | 1992/2012 | |
| Altacia |
11 | | JAP | 1994 | | 1994/2002 | |
| Altair Software Distribution Company |
4 | name changed | US | 1969 | 1977 | 1975/1976 | Micro Instrumentation and Telemetry Systems (MITS) was an American electronics company … |
| Altair Works |
6 | | | | | 2015/2019 | |
| ALTAR games |
12 | active | CS | 1997 | | 2001/2015 | HQ: Brno, Czech Website: http://www.altargames.com Known as ALTAR games since … |
| Alten8 |
6 | | | | | 2006/2010 | |
| Alternative Software |
286 | active | UK | 1985 | | 1983/2014 * | |
| Altron |
80 | active | JP | 1983 | | 1988/2012 | Founded in 1983 and based in Shinagawa-ku, Tokyo, Altron focused in its early years … |
| Alucine Soft |
4 | | | | | 1990/1990 | |
| Alvion |
6 | active | JP | | | 1999/2017 | 株式会社アルヴィオン (kabushiki-gaisha aruvion) HQ: Suita, Osaka … |
| Alyaka |
| | | | | | |
| AM-Mag |
69 | dead | FR | 1985 | 1989 | 1985/1989 | French magazine for the CPC. |
| AM2 |
25 | | | | | 1986/2007 | |
| AM3 |
4 | active | JP | 1995 | | 1997/2000 | Sega's research & development department 3. Changed their name to Hitmaker … |
| AM7 |
17 | name changed | | | | 1987/2010 | Changed name to Overworks at some point. |
| Amanita Design |
19 | | | | | 2003/2021 | |
| Amaranth Games |
13 | | | | | 2006/2017 | |
| Amaze Entertainment |
41 | | | | | 2001/2009 | |
| Amazing Games |
5 | | | | | 1989/1989 | |
| Amazing Media |
8 | | | | | 1993/1996 | |
| Amazing Products |
1 | dead | UK | | | 1987/1987 | |
| Amazing Studio |
2 | dead | FR | 1992 | 1998 | 1998/1998 | Founder: Eric Chahi Went bankrupt after release of Heart of Darkness despite … |
| Amazon Game Studios |
2 | | | | | 2012/2012 | |
| Amazon Systems |
5 | | | | | 1983/2006 | |
| Amber |
9 | | JAP | 2004 | | 1981/2011 * | |
| Amblin |
2 | | | | | 1993/1994 | |
| Amblin Entertainment |
2 | | | | | 1994/2000 | |
| Ambrella |
6 | active | JP | 1996 | | 2003/2015 | Was formerly a part of Marigul Management. |
| Ambrosia Software |
34 | active | US | 1993 | | 1992/2008 * | Mac developer and publisher http://www.ambrosiasw.com/ |
| Amccus |
5 | | | | | 1993/1996 | |
| Amedio |
6 | | | | | 1999/2002 | |
| American Action |
7 | dead | US | 1986 | 1987 | 1986/1987 | |
| American Eagle Software |
9 | | | | | 1983/1986 | |
| American Educational Computer |
18 | | | | | 1982/1988 | |
| American Game Cartridges |
5 | | | | | 1990/1991 | AGCI was founded as a division of ShareData. A former employee of Tengen worked … |
| American Guidance Service |
2 | | | | | 1985/1989 | |
| American Laser |
30 | dead | US | 1992 | 1995 | 1984/1995 * | Founded by Robert Grebe in the late 1980's. Bought by 'Her Interactive' in 1999, … |
| American Laser Games |
14 | | | | | 1992/2005 | |
| American Sammy |
29 | | USA | 1989 | 1995 | 1988/1996 * | Founded in 1988 as a subsidiary of Sammy Corporation, Japan. |
| American Technos |
2 | dead | US | 1989 | 1996 | 1989/2013 | American publishing subsidiary of Technos. |
| American Video Entertainment |
21 | dead | US | 1990 | 1992 | 1989/2008 * | AVE was a spin-off of Macronix, a semiconductor manufacturer. Macronix offered ROM … |
| American Video Games |
1 | dead | US | 1977 | 1979 | 1977/1977 | |
| Americana Software |
27 | dead | UK | | | 1982/1987 | Budget label of U.S. Gold. |
| Amersoft |
5 | | FI | | | 1985/1986 | |
| Amiga |
10 | | | | | 1983/2013 | |
| Amiga Fun |
7 | | | | | 1990/1992 | |
| Amiga Special |
5 | | | | | | |
| Amiganuts United |
1 | dead | UK | 1991 | 1992 | 1990/1990 * | |
| Ammonite Design Studios |
3 | | UK | | | | |
| Amoeba Software |
2 | | | | | 1983/1984 | |
