| name | games | status | region | founded | closed | activity | |
|---|
| Access Software |
98 | bought | US | 1983 | 1999 | 1983/2021 | Was bought out by Microsoft in April 1999. |
| Accidental Queens |
7 | | FR | | | 2017/2018 | |
| Acclaim Entertainment |
617 | dead | US | 1987 | 2004 | 1986/2008 * | Went bankrupt Brand and logo were bought by Acclaim Games |
| Acclaim Games |
8 | active | US | 2006 | | 2006/2021 | Acclaim Games bought the brand and logo from Acclaim Entertainment. http://www … |
| Acclaim Studios Cheltenham |
15 | | | | | 2000/2005 | |
| Acclaim Studios Manchester |
5 | | | | | 2003/2005 | |
| Acclaim Studios Salt Lake City |
8 | | | | | 2000/2006 | |
| Acclaim Studios Teesside |
6 | | | | | 1999/2002 | |
| Accolade |
278 | bought | USA | 1985 | 1999 | 1984/2017 * | Bought out by Infogrames in 1999, is now owned by Atari. |
| Accursed Toys |
2 | | | | | 1992/1994 | |
| ACE Software |
23 | | | | | 1982/1989 | |
| ACE Team |
10 | active | CL | 2007 | | 2003/2020 * | ACE Team Software HQ: Santiago, Chile Website: http://www.aceteam.cl |
| AceViral.com |
1 | | | | | | |
| Acid Plan |
3 | | JP | | | 1992/1996 | |
| Acid Software |
16 | dead | NZ | 1993 | 2001 | 1993/2001 | Acid Software are an Auckland based video game developer. A subsidiary of Armstrong … |
| Ackk Studios |
4 | | | | | 2013/2019 | |
| Acorn Computing |
13 | | | | | 1989/1994 | |
| Acorn Programs |
16 | | | | | 1983/1984 | |
| Acorn Software Products |
13 | dead | US | | | 1978/1984 | |
| Acornsoft |
146 | dead | UK | 1982 | 1986 | 1980/1991 * | brands sold to Superior Software |
| Acquire |
58 | active | JP | 1994 | | 1998/2023 | |
| Action |
5 | | | | | | |
| Action Forms |
6 | | UA | 1995 | | 1997/2009 | Website: http://www.action-forms.com |
| Action Graphics |
10 | dead | US | 1981 | 1985 | 1982/1985 | |
| Action Software |
5 | | | | | 1986/1988 | |
| ActionSoft |
5 | | USA | 1987 | | 1986/1988 * | |
| Actionware |
5 | | | | | 1988/1989 | |
| Active Enterprises |
3 | | | | | 1991/2011 | |
| Active Games PBM |
1 | | | | | 1989/1989 | |
| Active |
59 | dead | JP | 1991 | 2005 | 1991/2008 | |
| Activision Value |
25 | name changed | US | 2001 | 2010 | 2001/2008 | Activision Value was merged into Activision in 2010, changing it's name to … |
| Activision |
1760 | active | US | 1979 | | 1980/2021 | Founders: David Crane, Alan Miller, Bob Whitehead ... all of whom were former Atari … |
| Actress |
14 | active | JAP | 2005 | | 2000/2008 * | |
| Actual Entertainment |
11 | | | | | 1996/2013 | |
| Actual Screenshots |
15 | dead | | 1988 | | 1983/1990 * | Subdivision of CRL (Computer Rentals Limited). |
| ad:lib |
2 | | | | | 2010/2012 | |
| Adams Associates |
1 | dead | US | 1959 | | 1966/1966 | It was an old computer development company, apparently closed https://ed-thelen … |
| Adanac Command Studies |
1 | | | | | 2007/2007 | |
| Add On Electronics |
20 | | | | | 1983/1984 | |
| Addcom Denshi |
11 | | | | | 1981/1982 | |
| Addicting Game For Free |
1 | | | | | | |
| Addictive Games |
66 | dead | UK | 1982 | 1993 | 1981/1993 * | |
| Adeline Software International |
9 | dead | FR | 1993 | 2004 | 1994/2002 | Subsidiary of Delphine Software. |
| Adhesive Games |
1 | active | US | | | 2012/2012 | HQ: Los Angeles, CA Website: http://www.adhesivegames.com |
| Admiral |
1 | | | | | 1993/1993 | |
| Ado Soft |
1 | | JP | | | 1981/1981 | |
| Adrenalin Software |
5 | | | | | 1990/1997 | |
| Adrenalin |
10 | | | | | 1993/2009 | |
| Adrenaline |
1 | | | | | 1998/1998 | |
| Adrenium |
1 | | | | | 2001/2001 | |
