| Point Blank Games | — | 1 | — |
| Polygon Art | — | 6 | 7 |
| Prime Matter | — | — | 4 |
| Pro Familia | December 23, 1952 | — | 2 |
| Produktivkeller Studios | — | 1 | — |
| Rainbow Arts | 1984 | 3 | 2 |
| Ravensburger Interactive Media | February 27, 1992 | — | 1 |
| Reakktor Media | 1991 | — | — |
| Realmforge Studios | 2008 | 3 | — |
| Replay Studios | 2002 | 1 | — |
| Retrific | March 2013 | 4 | 3 |
| Rose-engine | — | 1 | — |
| Schmidt Spiele | 1907 | — | — |
| Shin'en Multimedia | 1999 | 2 | 2 |
| Siemens Nixdorf Informationssysteme | October 1990 | — | 1 |
| Silver Style Entertainment | 1993 | 2 | — |
| Sixteen Tons Entertainment | 1998 | 2 | — |
| Sluggerfly | — | 1 | — |
| Social Democratic Party of Germany | May 23, 1863 | — | 1 |
| Softgold Computerspiele | 1986 | — | 3 |
| Software 2000 | 1987 | 3 | 3 |
| Spellbound Entertainment | 1994 | 8 | — |
| Sprakelsoft | — | 3 | 3 |
| Starbyte | 1988 | 2 | 4 |
| Steckenpferd Enterprises UG | — | — | 1 |
| Studio Fizbin | 2011 | 4 | — |
| Studio Huckepack | — | 1 | — |
| Sunflowers Interactive Entertainment Software | 1993 | — | 4 |
| Sunlight Games | — | 2 | 2 |
| Supra Games | — | 2 | 2 |
| SureAI | 2003 | 2 | 2 |
| Synetic GmbH | 1996 | 1 | — |
| Take Two Interactive GmbH | — | — | 2 |
| Tandem Verlag | 1994 | — | — |
| Team ADOM | 2019 | 1 | — |
| Terzio Verlag | 1997 | — | 7 |
| Thalion Software | 1988 | 7 | 10 |
| THQ Nordic Mobile | 2000 | 6 | 15 |
| TML Studios | 2004 | 9 | 2 |
| TopWare Interactive | 1995 | 3 | 5 |
| TREVA Entertainment | 2006 | — | 2 |
| Ubisoft Berlin | 2018 | 1 | — |
| Ubisoft Blue Byte | October 1988 | 28 | 10 |
| Ubisoft Mainz | — | 1 | — |
| VestGames | 2020 | 1 | — |
| Weltenbauer. | 2008 | 1 | — |
| Weltenschmiede | 1990 | 2 | — |
| White Keyframe | 2019 | 1 | 1 |
| Wild River Games | — | 2 | 5 |
| XING | 2003 | — | — |
| Yume Creations | — | 2 | 2 |
| Z-Software | 2008 | 5 | 1 |
| Zuxxez Entertainment | 1994 | — | 2 |