| name | games | status | region | founded | closed | activity | |
|---|
| Hardsuit Labs |
1 | | | | | 2015/2015 | |
| Hardwood |
2 | | | | | 1983/1984 | |
| Harebrained Schemes |
23 | active | | | | 2011/2018 | Website: http://harebrained-schemes.com |
| Haresoft |
8 | | | | | 1984/1984 | |
| Harmonix |
33 | | | | | 2003/2023 | |
| Harmonix Music Systems |
10 | active | US | 1995 | | 2001/2020 | |
| Harsay |
2 | | | | | 2014/2014 | |
| Hartley Courseware |
77 | dead | US | 1981 | 1986 | 1976/1992 * | |
| Hartung |
43 | | | | | 1990/1992 | |
| Haruneko |
7 | | | | | 2012/2016 | |
| Harvard University |
1 | nomoregames | US | 1636 | | 1972/1972 | Harvard University is a private Ivy League research university in Cambridge, Massachusetts … |
| Harvest |
5 | | JAP | 2004 | | 1994/2004 * | |
| Harvest One |
5 | | | | | 1995/1999 | |
| Hasbro Interactive |
137 | bought | US | 1995 | 2001 | 1991/2014 * | Sold to Infogrames, merged into the current Atari Interactive. |
| Hassey Enterprises |
13 | | | | | 2009/2017 | |
| Hatfuls Games |
1 | | FI | | | | |
| Hatier |
28 | dead | FR | | | 1984/1990 | |
| Havas Interactive |
17 | | | | | 1999/2001 | |
| Havos |
| | | | | | |
| Hayden Books |
97 | nomoregames | US | 1961 | | 1977/1988 | Hayden Books was mainly a publisher of computing books, but they also published … |
| Hazardous Software |
3 | | | | | 2011/2011 | |
| Hazelight |
4 | | | | | 2018/2021 | |
| HB Studios |
20 | | | | | 2001/2016 | |
| Head Games |
12 | | | | | 1993/2000 | |
| Head Room |
3 | | | | | 1992/1996 | |
| Headfirst Productions |
7 | dead | UK | 1998 | 2006 | 2002/2006 | |
| Headgames |
4 | | | | | 1994/1995 | |
| Headgate Studios |
4 | | | | | 1999/2003 | |
| Headstrong Games |
7 | | | | | 2009/2016 | |
| Headup Games |
78 | active | DE | 2009 | | 2009/2021 | Headup Games GmbH & Co.KG HQ: Düren Website: http://www.headupgames.com |
| Heart Soft |
23 | | | | | 1987/2012 | |
| Heartbringan |
2 | | JAP | 2004 | | 2004/2004 | |
| Hearty Robin |
10 | | | | | 1996/2000 | |
| Heat-Soft |
5 | | | | | 2006/2012 | |
| Heavy Iron Studios |
44 | | | | | 2000/2015 | |
| Hebdogiciel |
23 | dead | FR | 1983 | 1987 | 1983/1986 | Weekly magazine that published news, tests and type-in programs for C64, Amstrad … |
| Hect |
56 | dead | JP | 1988 | 2002 | 1985/2000 * | |
| Heinemann |
4 | | | | | 1983/1984 | |
| Heisenberg Entertainment |
2 | | | | | 2016/2016 | |
| Heiwa |
3 | | | | | 1995/1996 | |
| Heka-Soft |
19 | | | | | 1987/1988 | |
| Helixe |
18 | dead | | 2000 | 2008 | 2001/2008 | Was a division of THQ that focused exclusively on Nintendo's portable gaming … |
| Hell++ |
4 | | | | | 1994/1996 | |
| Hellbent Games |
5 | | | | | 2008/2021 | |
| Hellenic Software |
8 | | | | | 1989/1992 | |
| Hello Games |
11 | active | | | | 2010/2016 | Founder: Sean Murray Website: http://www.hellogames.org |
| Hello There |
4 | | SE | | | 2015/2015 | |
| Hemisphere Games |
5 | active | | | | 2009/2010 | Website: http://www.hemispheregames.com |
| Hemming |
4 | dead | DE | 1989 | 2003 | 2000/2002 | Hemming AG was founded in Landau, Germany, in 1989 by Olaf Hemming. The company … |
| Henry's Radio Ltd. |
3 | nomoregames | UK | 1909 | | 1975/1975 | |
