| name | games | status | region | founded | closed | activity | |
|---|
| Project Two |
9 | | | | | 1997/1999 | |
| Prolific Publishing |
5 | | | | | 1995/2002 | |
| ProLine Computer |
5 | | | | | 1989/1993 | |
| Promat |
3 | | | | | 1994/1994 | |
| Promethean |
3 | | | | | 1998/2000 | |
| Promotion Software |
8 | | DE | | | 1993/1995 | |
| Pronto Games |
5 | | | | | 2002/2009 | |
| Propaganda Games |
3 | active | CA | 2005 | | 2008/2008 | HQ: Vancouver, British Columbia Owned by Disney Interactive Studios |
| Prope |
18 | | | | | 2009/2015 | |
| Propeller |
10 | active | JP | 2004 | | 2004/2012 | Adult game brand by Will Co., Ltd |
| Proper Games |
3 | | | | | 2007/2009 | |
| Proriciel |
6 | dead | FR | | | 1983/1983 | French company which published games for Oric (Proriciel is a reference to the platform … |
| Prosumer |
2 | | | | | 1983/1983 | |
| Protek Computing |
5 | | | | | 1983/1985 | |
| Proteus Developments |
2 | | | | | 1986/1988 | |
| Prototype |
21 | | | | | 2006/2019 | |
| Proudfoot Games |
3 | | | | | 1994/2001 | |
| Proxima Software |
8 | | | | | 1985/1993 | |
| Pryority Software |
6 | | | | | 1983/1986 | |
| PS Software |
7 | | | | | 1981/1985 | |
| Pseudo Interactive |
5 | | | | | 2001/2006 | |
| PSI Software |
3 | | | | | 1988/1992 | |
| Psikyo |
61 | | JAP | 1993 | 2003 | 1993/2006 | |
| Psion Software |
37 | | | | | 1981/1986 | |
| Psionic Systems |
4 | | | | | 1992/1994 | |
| PSK |
14 | | JP | | | 1982/1988 | |
| PSS |
129 | bought | UK | 1981 | 1987 | 1981/1991 | Acquired by Mirrorsoft in February 1987, and was later dispossessed by the company … |
| Psychaedelic Hedgehog Software |
12 | | | | | 1989/1991 | |
| Psychic Software |
4 | | | | | 2007/2016 | |
| Psyclapse |
25 | dead | UK | 1988 | 1990 | 1988/1990 | A Psygnosis label. |
| Psygnosis |
318 | bought | UK | 1984 | 1999 | 1985/2015 | HQ: Liverpool, England Bought by SCEE in 1995 and renamed to SCE Studio Liverpool … |
| Psym Mobile |
5 | active | AU | | | 2009/2009 | Developer of Android games. |
| Psyonix |
9 | | | | | 2015/2023 | |
| Psytec Games |
4 | | | | | 2016/2016 | |
| Psytronik Software |
12 | active | UK | 1993 | | 1993/2020 | |
| Publisher X |
11 | | | | | 2008/2009 | |
| Pudlus Games |
| | | | | | |
| PuffballsUnited |
| | | | | | |
| Puffin Books |
5 | | UK | | | 1984/2014 | |
| Pukka Games |
3 | | | | | 2001/2007 | |
| Pulltop |
4 | | | | | 2005/2013 | |
| Pulsonic |
9 | | | | | 1983/1984 | |
| Pumpkin Studios |
6 | dead | | | 2000 | 1999/2014 | |
| Punchline |
2 | | | | | 2002/2006 | |
| Puny Human |
5 | active | | 2004 | | 2005/2018 | Changed name to Puny Human from Team Dystopia in 2010-09. Website: http://www … |
| Puppy Games |
16 | active | UK | | | 2006/2020 | Website: http://www.puppygames.net We're an award-winning UK based independent … |
| PURE design |
1 | | | | | 1997/1997 | |
| Pure-Byte |
3 | | FI | | | 1986/1992 | |
| Purple Hills |
8 | | | | | 2001/2012 | |
| Purple Software |
15 | | | | | 2002/2007 | |
