| 'D' Companies | Period (Timeline) | Item #: Game | Item #: Non-Game |
|---|---|---|---|
| D & H Games | 1986 to 1992 (7 years) | ||
| D&E, Venlo | 1989 (1 year) | ||
| D'Avekki Studio, Ltd. | 2023 (1 year) | ||
| D-Again | 2020 (1 year) | ||
| D-Bug | 2002 to 2006 (5 years) | ||
| D-Gate Co., Ltd. [Seoul, Korea] | 2002 to 2003 (2 years) | ||
| D-Light [Japan] | 2013 to 2017 (5 years) | ||
| D-Lo Games | 2023 (1 year) | ||
| D.Cruise | 1997 to 1998 (2 years) | ||
| D.N.D. Soft. | 1988 (1 year) | ||
| D2 Enterprises | 2003 (1 year) | ||
| D3 Publisher, Inc. | 1999 to 2023 (25 years) | ||
| D3M Soft. | 1984 to 1987 (4 years) | ||
| D4 Enterprise [Japan] | 2015 (1 year) | ||
| Da Boxon Team | 1995 to 1998 (4 years) | ||
| DA Computers | 1983 to 1985 (3 years) | ||
| Daba [Japan] | 1992 to 1994 (3 years) | ||
| Dabbs Press | 1987 (1 year) | ||
| Dabhand Computing | 1988 to 1989 (2 years) | ||
| Dabs Press | 1987 to 1989 (3 years) | ||
| DACC, Ltd. | 1982 to 1985 (4 years) | ||
| Dacom [Korea] | 1998 (1 year) | ||
| Dactari | 1982 (1 year) | ||
| Dacus Soft. | 1983 (1 year) | ||
| Dadok | 1993 (1 year) | ||
| Dae Han [Korea] | 2005 (1 year) | ||
| Daedalic Ent. | 2014 to 2024 (11 years) | ||
| Daedalus | 1983 to 1997 (15 years) | ||
| Daehyun Electronics | 1990 (1 year) | ||
| Daejin System [Korea] | 1993 (1 year) | ||
| Daejun Media [Korea] | 2000 (1 year) | ||
| Daekyo Computer [Korea] | 1995 (1 year) | ||
| Daera Semiconductors [Korea] | |||
| Daeseung Intercom Co., Ltd. | 2005 to 2009 (5 years) | ||
| Daewoo Electronics Co., Ltd. | 1983 to 1993 (11 years) | ||
| Daglow, Dan | 1971 to 1978 (8 years) | ||
| DahJee [Tawain] | 1986 (1 year) | ||
| Dahku | 2014 (1 year) | ||
| Dahlberg Co., The [Minneapolis, MN, USA] | 1955 (1 year) | ||
| Dai Kei [Japan] | |||
| Dai-Itchi Productions | |||
| Daidaixing | |||
| Daido | 1993 to 2007 (15 years) | ||
| Daigo [Japan] | |||
| Daigom Games Corp. | 2002 to 2003 (2 years) | ||
| Daiichi Denshi | 1973 to 2018 (46 years) | ||
| Daiichi Shokai Co., Ltd. [Japan] | |||
| Daiki | 1997 to 1998 (2 years) | ||
| Daikoku Denki | 1995 to 2001 (7 years) | ||
| Daikokuya Dennou | 1993 (1 year) | ||
| Dailly [Paris, France] | 1909 (1 year) | ||
| Dailly, Mike | 1997 (1 year) | ||
| Daily Computer Game | 1985 (1 year) | ||
| Daimanji [Japan] | |||
| Daimyo Micom Gakuen | 1983 (1 year) | ||
| Dain, Albert E. [Pittsburg, PA, USA] | 1892 (1 year) | ||
| DAInamic [Belgium] | 1987 (1 year) | ||
| Daisy | |||
| Daito Kogyo [Japan] | |||
| Daito-Giken, Inc. [Japan] | 1998 to 2016 (19 years) | ||
| Daitsuu [Japan] | 1983 (1 year) | ||
| Daiwa [Nagoya, Japan] | 1965 (1 year) | ||
| Daiwon C&A Holdings Co., Ltd. [Korea] | 2005 to 2007 (3 years) | ||
| DAK Communications | 1986 (1 year) | ||
| Dakrasoft | 1983 (1 year) | ||
| Dalby, Tom | 2011 to 2018 (8 years) | ||
| Dale Associates, Inc. | 1979 to 1981 (3 years) | ||
| Dale Electronics | 1967 to 1974 (8 years) | ||
| Dale Engineering Co. [Los Angeles, CA, USA] | 1948 to 1974 (27 years) | ||
| Dale Engr. & Sales Co. [Chicago, IL, USA] | 1947 (1 year) | ||
| Dale, Paul | |||
| Daleske & Dennis & Pines | 1974 (1 year) | ||
| Daleske & Ward | 1977 (1 year) | ||
| Daleske & Warner | 1973 (1 year) | ||
| Daleske, John | 1973 (1 year) | ||
| Dallas Enterprises Co. [Dallas, TX, USA] | 1947 (1 year) | ||
| Dallas Novelty Sales [USA] | 1932 (1 year) | ||
| Dallo [Paris, France] | 1909 (1 year) | ||
| Dalriada Data Technology | 1996 (1 year) | ||
| Dalromi | 1986 (1 year) | ||
| Dalrymple, Billy | 1991 (1 year) | ||
| Dalton, Michael | 1989 (1 year) | ||
| Daly [USA] | 1927 (1 year) | ||
| Daly, Chris | 1970 (1 year) | ||
| Dama [Milano, Italy] | 1970 (1 year) | ||
| DamageX | 2006 to 2010 (5 years) | ||
| Damaschke, E.P. | 1955 to 1957 (3 years) | ||
| Damm, Gerard | 1968 (1 year) | ||
| Dan Dare Electronic | |||
| DANA | 1982 to 1983 (2 years) | ||
| Danbi System | 1999 to 2002 (4 years) | ||
| Dance [Japan] | 1992 (1 year) | ||
| Danco Coin Machine Co. [Baltimore, MD, USA] | 1947 (1 year) | ||
| DANGEN Ent. | 2021 to 2023 (3 years) | ||
| Danger Team | 2009 (1 year) | ||
| Daniels, M.T. [Wichita, KS, USA] | 1932 to 1933 (2 years) | ||
| Danielson & Hashfield | 1988 (1 year) | ||
| Danish Crackers | 1983 to 1994 (12 years) | ||
| Danish Cracking Crew | 1987 (1 year) | ||
| Danish Dream Line | 1988 to 1993 (6 years) | ||
| Danish Game Smashers | 1987 (1 year) | ||
| Danish Gold | 1985 to 2002 (18 years) | ||
| Danish Science | 1989 to 1991 (3 years) | ||
| Danish Underground Crackers | 1987 to 1988 (2 years) | ||
| Dansby, Andrew | 2017 to 2019 (3 years) | ||
| Dantoine Retro Studios | 2013 (1 year) | ||
| Dantzig & Travers & Brown | 1974 (1 year) | ||
| Daou Infosys [Korea] | 1991 to 1994 (4 years) | ||
| DAR Systems | 1987 (1 year) | ||
| Darekasan | 1990 (1 year) | ||
| Darie, Viorel | 1978 (1 year) | ||
| Dark Energy Sports, Ltd. | 2011 (1 year) | ||
| Dark Kingdom Himitsu Kenkyuusho | |||
| Dark Point Games | 2023 (1 year) | ||
| Dark Sector, The | |||
| DarkBite, Larry | 2020 (1 year) | ||
| DarkDreams | 1996 to 2002 (7 years) | ||
| DarkSide MidNight Production | 1998 to 1999 (2 years) | ||
| Darkside Soft. | 1995 to 1996 (2 years) | ||
| Darksloke | 1986 (1 year) | ||
| Darksoft | 1999 to 2022 (24 years) | ||
| Darkstar | 1983 (1 year) | ||
| Darkstone | 2006 to 2017 (12 years) | ||
| Darrell's Appleware | 1978 (1 year) | ||
| Dart Electronics | 1986 (1 year) | ||
| Dart Soft. | |||
| Darth Melkor | 2005 (1 year) | ||
| Dartmouth College | 1973 (1 year) | ||
| Daruma | 1998 (1 year) | ||
| Daryde S.L. | 1995 to 1999 (5 years) | ||
| Dassault Systèmes | 2005 (1 year) | ||
| Dassyutu Game | |||
| Data 20 Corp. | 1982 to 1984 (3 years) | ||
| Data Age, Inc. [Campbell, CA, USA] | 1982 to 1983 (2 years) | ||
| Data Amusement | 1984 (1 year) | ||
| Data Applications International [Belgium] | 1978 (1 year) | ||
| Data Backup | |||
| Data Becker GmbH [Germany] | 1983 to 2003 (21 years) | ||
| Data Beutner | 1987 (1 year) | ||
| Data Cash Systems | 1977 to 1978 (2 years) | ||
| Data Comp [Italy] | 1985 (1 year) | ||
| Data Concepts | 1986 to 1995 (10 years) | ||
| Data Design Systems | 1985 to 1995 (11 years) | ||
| Data Doctor | 1985 (1 year) | ||
| Data Dynamikk | |||
| Data East Corp. [Japan] | 1978 to 2000 (23 years) | ||
| Data East MVP Sports [USA] | 1989 to 1991 (3 years) | ||
| Data East Pinball [USA] | 1987 to 1999 (13 years) | ||
| Data East USA, Inc. | 1982 to 1995 (14 years) | ||
| Data General | 1984 to 1991 (8 years) | ||
| Data Harvest | 1984 (1 year) | ||
| Data Media GmbH | 1984 to 1986 (3 years) | ||
| Data Pop | 1984 (1 year) | ||
| Data Sage | 1984 (1 year) | ||
| Data Store | 1987 (1 year) | ||
| Data System [Japan] | 1989 (1 year) | ||
| Data Tap | 1984 (1 year) | ||
| Data Trek | 1983 to 1984 (2 years) | ||
| Data West Corp. [Pirate] | 1993 (1 year) | ||
| Data West, Inc. [Japan] | 1984 to 1998 (15 years) | ||
| Data-assette | |||
| Data-Or [France] | 1983 (1 year) | ||
| Data-Skip | 1985 (1 year) | ||
| Data-Tronic | |||
| Database Educational Soft. | 1984 to 1991 (8 years) | ||
| Database Publications | 1983 to 1992 (10 years) | ||
| Database Soft. | 1984 to 1989 (6 years) | ||
| DaTaBioTics | 1983 to 1989 (7 years) | ||
| Databyte | 1985 to 1988 (4 years) | ||
| Datacom Group, Ltd. | |||
| Datacom Publications | 1984 to 1985 (2 years) | ||
| DataComp | |||
| Datacompaniet | 1984 to 1985 (2 years) | ||
| Datalauget | 1986 (1 year) | ||
| Datam Polystar | 1992 to 2002 (11 years) | ||
| Datamat [Greece] | 1992 to 1993 (2 years) | ||
| Datamatic | |||
| Datamaxx | |||
| Datamost, Inc. | 1981 to 1984 (4 years) | ||
| DataNova | |||
| DataPak Soft. | 1985 to 1987 (3 years) | ||
| DataSmith | 1989 (1 year) | ||
| Datasoft, Inc. [Chatsworth, CA, USA] | 1981 to 1998 (18 years) | ||
| DataStar Systems | 1985 (1 year) | ||
| Datastorm Technologies, Inc. | 1988 (1 year) | ||
| Datatronic | 1982 to 1983 (2 years) | ||
| Datek | 1985 (1 year) | ||
| Datel Electronics | 1983 to 2006 (24 years) | ||
| Daton Soft. | 1986 to 1990 (5 years) | ||
| Dator | 1990 (1 year) | ||
| Datri Soft. | 1994 to 1995 (2 years) | ||
| Datsu Alliance | 1991 (1 year) | ||
| Datsu Electronics | 1988 to 1990 (3 years) | ||
| DATT Japan | 1989 to 1997 (9 years) | ||
| Daubresse, Jean | 1984 (1 year) | ||
| Daugherty, William G. [Baltimore, MD, USA] | 1897 (1 year) | ||
| Daulan Vending Machines Sales Corp. [New York, NY, USA] | 1929 (1 year) | ||
| Daurat, Gilles | 1989 (1 year) | ||
| DAV Co. [Doremus Automatic Vending] | 1901 (1 year) | ||
| Daval Mfg. Co. [Chicago, IL, USA] | 1933 to 1941 (9 years) | ||
| Daval Products Corp. [Chicago, IL, USA] | 1946 to 1948 (3 years) | ||
| David [Paris, France] | 1911 (1 year) | ||
| David Computer Soft. | |||
| David Data | 1982 (1 year) | ||
| David, Inc. | 1993 (1 year) | ||
| Davidge | |||
| Davidson & Associates, Inc. | 1983 to 1995 (13 years) | ||
| Davidson, Frank F. & Strite, Charles P. [Tama, IA, USA] | 1903 (1 year) | ||
| Davies, J I | 1985 (1 year) | ||
| Davies, Rhodri | 1984 (1 year) | ||
| Davies, S. | 1988 (1 year) | ||
| Daviet [France] | 1930 (1 year) | ||
| Davilex | 1998 to 2002 (5 years) | ||
| Davis Metal Fixture Co. [Lansing, MI, USA] | 1934 to 1938 (5 years) | ||
| Davis Novelty [Elmira, NY, USA] | 1892 to 1894 (3 years) | ||
| Davis Sales Co. | 1972 (1 year) | ||
| Davis, Bob | 1984 to 1986 (3 years) | ||
| Davis, David | 1982 to 1983 (2 years) | ||
| Davis, Frank & Swetland, Lot Q. [OR, USA] | 1904 (1 year) | ||
| Davis, R.A. | |||
| Davis, Robert | 1990 (1 year) | ||
| Davis, William | 1984 (1 year) | ||
| DavisWARE, Inc. | 1989 (1 year) | ||
| Davka Corp. | 1983 to 1984 (2 years) | ||
| Davramme | |||
| Dawoo Co., Ltd. | 2002 (1 year) | ||
| DawPol [Zory, Poland] | 2006 (1 year) | ||
| Dawson, Paul T. | 1989 to 1994 (6 years) | ||
| DAX Soft., A. | 1992 (1 year) | ||
| Daxel [Japan] | 2014 to 2016 (3 years) | ||
| Day & Millward, Ltd. [Birmingham, England] | 1900 (1 year) | ||
| Dayco Gaming S.A. [Argentina] | 1997 (1 year) | ||
| Daycom Inc. [Dayton, OH, USA] | 1932 (1 year) | ||
| Daystar Learning | 1984 (1 year) | ||
| Daze Marketing | 1993 (1 year) | ||
| Dazskarat [Japan] | 2018 (1 year) | ||
| DaZZ [Japan] | 1998 to 2001 (4 years) | ||
| DB Soft. | 1986 (1 year) | ||
| DB-SOFT [Japan] | 1982 to 1996 (15 years) | ||
| DBI [Decisions Business Innovations] | 1993 (1 year) | ||
| DBT Production | 1998 (1 year) | ||
| DC Heath & Co. | 1984 to 1988 (5 years) | ||
| DCS | 1984 to 1995 (12 years) | ||
| DCS [Japan] | 1993 to 1997 (5 years) | ||
| DCsoft [Daniel Coulom] | 1985 to 2015 (31 years) | ||
| DDN [Japan] | 1997 (1 year) | ||
| DDT Enterprise, Inc. | 1993 (1 year) | ||
| DDT Soft. | 1984 (1 year) | ||
| DDV | 1992 (1 year) | ||
| De Barron Soft. | 1984 (1 year) | ||
| De Dinechin, Christophe | 1991 (1 year) | ||
| De Georgio Bruno s.r.l. | 1978 (1 year) | ||
| De Haar, Marc | 2001 (1 year) | ||
| De Janisch, Joseph C. [Paris, France] | 1900 (1 year) | ||
| De Kogel, Marcel | 1996 (1 year) | ||
| De Lacerda, Dutra | 1985 (1 year) | ||
| De Luxe Sales Co. [Los Angeles, CA, USA] | 1930 (1 year) | ||
| De Luxe Scale Sales Co. [Los Angeles, CA, USA] | 1930 (1 year) | ||
| De-Ta Corp. | |||
| Dea Media | 1998 (1 year) | ||
| Dead Drop Studios | 2020 to 2023 (4 years) | ||
| Dead Smurf | 1981 (1 year) | ||
| Deadline | 1984 to 1993 (10 years) | ||
| Dealer Deals, Ltd. | |||
| Dealer's Choice, Inc. [Collingswood, NJ, USA] | 1966 (1 year) | ||
| Dean Novelty Co. [Tulsa, OK, USA] | 1924 to 1934 (11 years) | ||
| Dean Soft. | 1984 (1 year) | ||
| Dean, O.L. [Onawa, IA, USA] | 1935 (1 year) | ||
| Deanysoft | 2009 (1 year) | ||
| Dear Villagers | 2021 to 2024 (4 years) | ||
| Death Squad, The | 2013 to 2018 (6 years) | ||
| DEB | 1988 to 1990 (3 years) | ||
| DeBiasa, Glen | 1995 (1 year) | ||
| DEC [Digital Equipment Corp.] | 1961 to 1994 (34 years) | ||
| Deca Disc Co., The [Waynesboro, PA, USA] | 1930 (1 year) | ||
| Decatur Fairest Wheel Co. [Decatur, IL, USA] | 1895 to 1896 (2 years) | ||
| Decatur Fairest Wheel Works [Decatur, IL, USA] | 1894 to 1899 (6 years) | ||
| Decce Universal | 1984 (1 year) | ||
| Deceit | 1989 to 1992 (4 years) | ||
| Decision Dev. Co. | 1986 to 1988 (3 years) | ||
| Deck 13 | 2021 to 2023 (3 years) | ||
| Decker, D.L. | |||
| Deco [Union, NJ, USA] | 1952 (1 year) | ||
| Decop, S.A. | |||
| DECUS [Digital Equipment Computer Users' Society] | 1961 to 1976 (16 years) | ||
| Dedem Automatica [Rome, Italy] | |||
| Dee-Kay Systems | 1984 to 1989 (6 years) | ||
| Deemedya, Inc. | 2015 to 2019 (5 years) | ||
| Deep Silver, Inc. | 2003 to 2023 (21 years) | ||
| Deep Zone | 1993 (1 year) | ||
| Defcard | 2014 to 2015 (2 years) | ||
| Defcom | 1992 (1 year) | ||
| Defect Softworks | 1993 to 1994 (2 years) | ||
| Defecto Digital Studios | 2016 (1 year) | ||
| Defence Force | 2003 to 2014 (12 years) | ||
| Defence Products | 1987 (1 year) | ||
| Defiance | |||
| Defiers | 1987 to 2006 (20 years) | ||
| Definitive Soft. [Spain] | 1994 (1 year) | ||
| Defranc, A. [France] | 1935 (1 year) | ||
| Degler, Richard | 1983 to 2011 (29 years) | ||
| Deinel, S.A. | |||
| Deith Leisure [SEGA Group] | 1994 (1 year) | ||
| Dekker, Kurt W. | 1991 to 1996 (6 years) | ||
| DeKnight, Victor P. [Washington, DC, USA] | 1894 (1 year) | ||
| Del Norte Specialty Co. [Elgin, IL, USA] | 1933 (1 year) | ||
| del pino, Fran | 2016 (1 year) | ||
| Del, S.A. | |||
| Dela Elektronik | |||
| Delbert the Hamster Soft. | 1988 to 1992 (5 years) | ||
| Delcomm | 1986 (1 year) | ||
| Delecluse, A. [France] | 1929 (1 year) | ||
| Delill, Johann | 1931 (1 year) | ||
| Dell Computer Corp. | 1988 (1 year) | ||
| DellFern, Ltd. | |||
| Delmar Mfg. Co. | |||
| Delphine Soft. | 1988 to 1991 (4 years) | ||
| Delta 3 Soft. | 1990 to 1991 (2 years) | ||
| Delta 4 Soft. | 1984 to 1986 (3 years) | ||
| Delta Factory | 2013 (1 year) | ||
| Delta Konzept | 1990 (1 year) | ||
| Delta Labs | |||
| Delta Research | 1983 (1 year) | ||
| Delta Soft [Netherlands] | 1991 to 2010 (20 years) | ||
| Delta Soft. [Spain] | 1984 to 1990 (7 years) | ||
| Delta-Z [Japan] | 1998 (1 year) | ||
| Delta4 | |||
| Deltacom | 1987 (1 year) | ||
| Deltasoft | 1992 (1 year) | ||
| Deltasoft [Grenoble, France] | 1982 (1 year) | ||
| Deltaware Products | 1990 (1 year) | ||
| Deltoid Dev. | 1987 (1 year) | ||
| Deluxe | 1980 (1 year) | ||
| Deluxe Amusement Co. | 1933 (1 year) | ||
| Demelius [UK] | 1906 (1 year) | ||
| Demens Deum | 2019 (1 year) | ||
| Dementia Soft. | 1997 (1 year) | ||
| Demetrius Cross | 1982 (1 year) | ||
| Demi Monde | 1985 (1 year) | ||
| Demiforce | 2000 (1 year) | ||
| Demige | 2019 (1 year) | ||
| Demoniak | 1985 to 2006 (22 years) | ||
| DeMonstoy, Herman | 1976 to 1977 (2 years) | ||
| Demonware | 1989 to 1993 (5 years) | ||
| Dempa Shinbunsha [Japan] | 1979 to 1995 (17 years) | ||
| DeNa Co., Ltd. | 2019 (1 year) | ||
| Denaris Ent. Soft. | 2004 (1 year) | ||
| Denda Games | |||
| Dengeki Soft | 1993 to 1994 (2 years) | ||
| Denham Soft. | 1985 (1 year) | ||
| Denhert, W. [Paris, France] | 1935 (1 year) | ||
| Denial | 2008 to 2011 (4 years) | ||
| Deniam [Korea] | 1995 to 1999 (5 years) | ||
| Denim Srl [Italy] | |||
| Denine | 2020 (1 year) | ||
| Denio, Michael | 1988 (1 year) | ||
| Denki Onkyo | 1980 (1 year) | ||
| Dennings, William [Dayton, OH, USA] | 1882 to 1885 (4 years) | ||
| Dennis & Pines | 1974 (1 year) | ||
| Dennis Publishing | 1989 to 1992 (4 years) | ||
| Dennison, J. [Leeds, England] | 1883 to 1939 (57 years) | ||
| Denno Kagaku Kenkujo | 1990 (1 year) | ||
| Dennou Shoukai [Japan] | 1989 to 1993 (5 years) | ||
| Denshi Media | 1998 (1 year) | ||
| Denson Co. [FL, USA] | 1949 (1 year) | ||
| Dented Designs | 1986 to 1987 (2 years) | ||
| Denver | |||
| Denz | 1994 to 1995 (2 years) | ||
| Department of Education and The Arts [Tasmania] | 1990 (1 year) | ||
| Dependable Enterprises [Barberton, OH, USA] | 1938 to 1948 (11 years) | ||
| Deplombsoft | |||
| Depredators | 1984 to 1992 (9 years) | ||
| Derby Automaten | 1950 (1 year) | ||
| Derbyshire Ram | |||
| Deriac S.A. [Morat, Switzerland] | 1956 (1 year) | ||
| Derko | 1991 (1 year) | ||
| Deroin, Jim [Castro Valley, CA, USA] | 1945 to 1948 (4 years) | ||
| Desarrollos De Electronica Re | |||
| Deshita Soft | |||
| Design Data Systems | |||
| Design Design Soft. | 1983 to 1986 (4 years) | ||
| Design Dynamics | |||
| Design People Soft. | 1986 to 1988 (3 years) | ||
| Design Plus Industries, Inc. [IL, USA] | 1993 to 1996 (4 years) | ||
| Designing Minds | 1989 to 1991 (3 years) | ||
| Designstar Consultants | 1988 (1 year) | ||
| DesignWare | 1983 to 1988 (6 years) | ||
| Desire [Japan] | 1994 to 1996 (3 years) | ||
| Desktop Music Workshop | 1989 to 1994 (6 years) | ||
| Destination Soft. | 2001 to 2007 (7 years) | ||
| Destineer | 2007 (1 year) | ||
| Destiny Soft. | 1985 to 1997 (13 years) | ||
| Destron, Inc. [Bensenville, IL, USA] | 1983 (1 year) | ||
| Destronic, S.A. | |||
| Destructive Creations | 2023 (1 year) | ||
| Deta, S.A. | |||
| Dethlefs, David | 1992 (1 year) | ||
| Detonators | |||
| Detroit Coin Machine Co. [Detroit, MI, USA] | 1905 (1 year) | ||
| Detroit Medical Co. | 1901 (1 year) | ||
| DeusCraft | 2018 to 2020 (3 years) | ||
| Deutsch, Robert J. | 1992 to 2006 (15 years) | ||
| Deutsche Telekom | 1992 to 1993 (2 years) | ||
| Deutscher Meister [Germany] | 1975 (1 year) | ||
| Dev Design Corner Co., Ltd. | 2016 (1 year) | ||
| Devasoft | 1991 (1 year) | ||
| Devaux, A. [Marseille, France] | 1913 (1 year) | ||
| Devecka Enterprises, Inc. [Morris Township, NJ, USA] | 1997 to 2000 (4 years) | ||
| Device Automat [Russia] | 1981 (1 year) | ||
| Device Mfgrs., Inc. | |||
| Device Oriented Games, Inc. | 1979 (1 year) | ||
| Devices Mfg. Corp. [Chicago, IL, USA] | 1952 (1 year) | ||
| Devices Mfg. Sales Co. [Chicago, IL, USA] | 1939 (1 year) | ||
| DEVIL-Soft [Germany] | 1983 (1 year) | ||
| DevilMarkus [Markus Hohmann] | 1985 to 2010 (26 years) | ||
| Devious Dezigns | 1995 to 1996 (2 years) | ||
| Devo Graphix | 2007 (1 year) | ||
| Devolver Digital | 2011 to 2023 (13 years) | ||
| Devsisters | 2009 to 2024 (16 years) | ||
| Devulder, Samuel | 2012 to 2015 (4 years) | ||
| DEWAG [Hannover, Germany] | 1931 to 1936 (6 years) | ||
| DEX Corp. | |||
| Deyola [Italy] | 1952 (1 year) | ||
| Dez Climax | 1994 (1 year) | ||
| DFI [Diamond Flower, Inc.] | |||
| DG | 2005 to 2007 (3 years) | ||
| DGC | |||
| DgPIX Ent. | 1998 to 2000 (3 years) | ||
| DGRM [Korea] | 1995 to 1996 (2 years) | ||
| DHG Games | 2007 (1 year) | ||
| DHN [Japan] | 1993 to 1994 (2 years) | ||
| Di Marco, Ubaldo [New York, NY, USA] | 1900 (1 year) | ||
| Di Troia, John | 1992 (1 year) | ||
| DIAB | 1985 (1 year) | ||
| Diacom Products | 1987 to 1988 (2 years) | ||
| Dialog Informatique | 1983 to 1984 (2 years) | ||
| Dialog Soft. | 1984 (1 year) | ||
| Dialogic SA [Paris, France] | 1982 to 1983 (2 years) | ||
| Diamant | |||
| Diamant, Sidney [New York, NY, USA] | 1925 (1 year) | ||
| Diamond | 1987 to 1988 (2 years) | ||
| Diamond [Korea] | 1997 (1 year) | ||
| Diamond [Robtek label] | 1987 to 1988 (2 years) | ||
| Diamond Co. [Japan] | |||
| Diamond Flower International | |||
| Diamond Game [CA, USA] | 2007 to 2011 (5 years) | ||
| Diamond Games | 1987 (1 year) | ||
| Diamond Machine Works [Denver, CO, USA] | 1901 (1 year) | ||
| Diamond Match Co., The | 1928 (1 year) | ||
| Diamond Novelty Co. [Syracuse, NY, USA] | 1904 (1 year) | ||
| Diamond-TV & Soft. | |||
| Diand Soft. | 1983 (1 year) | ||
| Diatec | 1983 (1 year) | ||
| Dice Multimedia Europe B.V. | 1996 to 2004 (9 years) | ||
| Dick Smith Electronics | 1980 to 1984 (5 years) | ||
| Dickinson, Lawrence | 1990 (1 year) | ||
| DickSoft | 1985 (1 year) | ||
| Dicta-Card Inc. [Mishawaka, IN, USA] | 1936 (1 year) | ||
| Didact AB [Sweden] | 1979 to 1982 (4 years) | ||
| Didaktik Skalica | 1986 to 1993 (8 years) | ||
| Didatech Soft. | 1983 to 1991 (9 years) | ||
| Didone, Fabio | 2014 (1 year) | ||
| Diebel, William [Philadelphia, PA, USA] | 1894 (1 year) | ||
| Diecom Products | 1985 (1 year) | ||
| Diego | |||
| Dienst [Leipzig, Germany] | 1911 (1 year) | ||
| Dierdorff, Loyal V. & Snider, Francis M. [IA, USA] | 1904 (1 year) | ||
| DIF Electronic [Boulogne-sur-Mer, France] | 1982 (1 year) | ||
| Diffendaffer, James | 2011 (1 year) | ||
| Digelec, Inc. | 1982 to 1985 (4 years) | ||
| Digerati Games | 2016 to 2024 (9 years) | ||
| Digiconcrete | 2017 (1 year) | ||
| DigiCube | 1999 to 2003 (5 years) | ||
| Digidesign, Inc. | 1987 (1 year) | ||
| Digilog | 1987 to 1988 (2 years) | ||
| Digimax | |||
| DigiPro Europe | 1994 (1 year) | ||
| Digita | 1987 to 1996 (10 years) | ||
| Digital Adventures | 1988 (1 year) | ||
| Digital Age [Korea] | 2002 (1 year) | ||
| Digital Artplan [Japan] | |||
| Digital Brains | 2008 (1 year) | ||
| Digital Concepts | 1988 to 1989 (2 years) | ||
| Digital Concepts Computer Enterprises | 1983 to 1984 (2 years) | ||
| Digital Control | 1982 to 1984 (3 years) | ||
| Digital Crackers | 1987 to 1988 (2 years) | ||
| Digital Creations | 1986 to 1994 (9 years) | ||
| Digital Cybercherries | 2020 (1 year) | ||
| Digital Denshi | 1987 (1 year) | ||
| Digital Designs | 1988 to 1994 (7 years) | ||
| Digital Dream | 1999 to 2002 (4 years) | ||
| Digital Dreams | 1993 (1 year) | ||
| Digital Eclipse | 2023 to 2024 (2 years) | ||
| Digital Emotions | 1995 (1 year) | ||
| Digital Exodus | 1993 (1 year) | ||
| Digital Express | 1986 to 1988 (3 years) | ||
| Digital Extremes | 2020 to 2023 (4 years) | ||
| Digital Fantasia | 1982 to 1984 (3 years) | ||
| Digital Fantasy | 1997 (1 year) | ||
| Digital Force | 1987 to 1988 (2 years) | ||
| Digital Frontier | 1997 (1 year) | ||
| Digital G Power [Japan] | 2017 (1 year) | ||
| Digital Games, Inc. [San Dimas, CA, USA] | 1975 to 1976 (2 years) | ||
| Digital Golf, Inc. [Konami Group] [Japan] | 2011 (1 year) | ||
| Digital Group, Inc., The | 1976 to 1977 (2 years) | ||
| Digital Horizons | 1988 (1 year) | ||
| Digital Image | 1987 to 1993 (7 years) | ||
| Digital Impact [Korea] | 1996 to 1998 (3 years) | ||
| Digital Impact, Inc. [Tulsa, OK, USA] | 1995 (1 year) | ||
| Digital Integration | 1982 to 1997 (16 years) | ||
| Digital Keyboards | 1985 (1 year) | ||
| Digital Kids | 1999 to 2003 (5 years) | ||
| Digital Leisure | 1997 to 2014 (18 years) | ||
| Digital Lounge, The | 2014 to 2015 (2 years) | ||
| Digital Magic | 1989 to 1990 (2 years) | ||
| Digital Marketing Corp. | 1982 to 1990 (9 years) | ||
| Digital Masters | 1985 (1 year) | ||
| Digital Media | 1994 (1 year) | ||
| Digital Microsystems | 1980 to 1986 (7 years) | ||
| Digital Music Systems | |||
| Digital Phenomena | 2000 (1 year) | ||
| Digital Pictures | 1993 to 1996 (4 years) | ||
| Digital Prawn | 2010 to 2011 (2 years) | ||
| Digital Psychosis | 1995 (1 year) | ||
| Digital Publishing Co., The | 1993 (1 year) | ||
| Digital Reality | 1992 to 1997 (6 years) | ||
| Digital Research, Inc. | 1980 to 1992 (13 years) | ||
| Digital Services | 1986 (1 year) | ||
| Digital Silkroad Co., Ltd. | 2003 (1 year) | ||
| Digital Soft | 1989 (1 year) | ||
| Digital Solutions | 1985 (1 year) | ||
| Digital Sunnil | |||
| Digital Systems Corp. | |||
| Digital Talk | 1993 to 2014 (22 years) | ||
| Digital Tricks [Japan] | 1995 (1 year) | ||
| Digital Vehicle, Inc. | 1995 (1 year) | ||
| Digital Worldwide | 2001 to 2002 (2 years) | ||
| Digitalogue Co., Ltd. [Japan] | 1996 to 1998 (3 years) | ||
| DigiTape | 1985 (1 year) | ||
| DigiTech | 1989 (1 year) | ||
| DigiTek Soft | 1991 (1 year) | ||
| Digitel | 1982 to 1985 (4 years) | ||
| Digivision | 1986 (1 year) | ||
| Digois, M. [France] | 1954 (1 year) | ||
| Dilithium Press | 1983 to 1984 (2 years) | ||
| Dillens [Antwerp, Belgium] | 1954 to 1955 (2 years) | ||
| Dilogic, S.A. [Spain] | 1986 (1 year) | ||
| Dim Bulb Games | 2019 (1 year) | ||
| DIM Corp. | 1991 (1 year) | ||
| Dimension | 1991 to 2012 (22 years) | ||
| Dimension Z | 2011 (1 year) | ||
| DIMensionNEW [Spain] | 1984 to 1986 (3 years) | ||
| Dimensjonering | |||
| Dimetrief & Plager | 1974 (1 year) | ||
| Dimetrief, Alexander | 1974 (1 year) | ||
| Dimicro [Spain] | |||
| Dimond, J. | |||
| Dinamic Multimedia, S.A. | 1993 to 1998 (6 years) | ||
| Dinamic Soft. [Madrid, Spain] | 1984 to 1991 (8 years) | ||
| Dinaris | |||
| Dinatronic | |||
| Dino | |||
| Dioniso | 2004 to 2014 (11 years) | ||
| Dionne, Greg | 2006 (1 year) | ||
| DIP [Distribution Information Processing, Ltd.] | |||
| Dipke, Andreas & Krause, Michael | 1982 (1 year) | ||
| Diplex Co., Ltd. | 2019 (1 year) | ||
| Diplodocus Games | 2020 (1 year) | ||
| Direco International [France] | 1982 to 1984 (3 years) | ||
| DirecTV | |||
| Dirty Minds | 1996 to 2000 (5 years) | ||
| Dirtybit | 2016 (1 year) | ||
| DIS | |||
| Disbrow, Charles A. [Harrisburg, PA, USA] | 1903 (1 year) | ||
| Disc Co., The | 1988 to 1991 (4 years) | ||
| Disc Full Corp. | 1992 to 1994 (3 years) | ||
| Disc-o-Matic [Antwerp, Belgium] | 1958 (1 year) | ||
| Discis Knowledge Research | 1990 to 1993 (4 years) | ||
| Discos, Peter Neal | |||
| Discovery Channel Multimedia | 1995 to 1996 (2 years) | ||
| Discovery Corp. [Japan] | 1991 to 1996 (6 years) | ||
| Discovery Games | 1980 to 1983 (4 years) | ||
| Discovery Informatic [Spain] | 1986 to 1990 (5 years) | ||
| Discovery Informatica [Brazil] | 1989 to 1990 (2 years) | ||
| Discovery Soft. | 1985 to 1989 (5 years) | ||
| Discreet Logic | 1996 to 2002 (7 years) | ||
| Dish Network | |||
| Disinfectant | 1993 (1 year) | ||
| Disk Dreamers | 1987 (1 year) | ||
| Disk Engineering | 1977 (1 year) | ||
| Disk-Count Soft., Inc. | 1985 to 1987 (3 years) | ||
| Dismac | |||
| Disney Co., Walt | 1984 to 1994 (11 years) | ||
| Disney Home Ent., Walt | 2006 (1 year) | ||
| Disney Interactive | 1994 to 2022 (29 years) | ||
| Disney Outdoor Recreation Division, Walt | 1982 (1 year) | ||
| Disney Parks and Resorts, Inc., Walt | 1998 to 2000 (3 years) | ||
| Disney Soft. | 1988 to 1993 (6 years) | ||
| Dispatch Games | 2017 to 2018 (2 years) | ||
| Dispensers, Inc. [Wilmington, DE, USA] | |||
| Display Systems International | |||
| Displayed Video [Ypsilanti, MI, USA] | 1981 to 1983 (3 years) | ||
| Disprosoft [Brazil] | 1986 (1 year) | ||
| Distractionware, Ltd. | 2023 (1 year) | ||
| Ditchburn [Lytham St. Annes, England] | 1948 (1 year) | ||
| DiverBras | 2008 (1 year) | ||
| Diversified Soft. Research | 1982 to 1990 (9 years) | ||
| Divine Coding | 1997 (1 year) | ||
| Divmob | 2013 to 2019 (7 years) | ||
| Dixie [Japan] | 1994 (1 year) | ||
| Dixie Mfg. Co. [Portland, OR, USA] | 1934 (1 year) | ||
| Dixie Music Co. [Miami, FL, USA] | 1931 (1 year) | ||
| Dixie Nut Co. | 1934 (1 year) | ||
| Dixie-Narco | 1969 (1 year) | ||
| Dixie-Vortex Co. [Chicago, IL, USA] | |||
| Dixon, S.H. [Chicago, IL, USA] | 1936 (1 year) | ||
| Dixon, W G | 1986 (1 year) | ||
| Dixons | 1983 to 1988 (6 years) | ||
| DJ Mutch | 1984 (1 year) | ||
| Django [France] | 1998 (1 year) | ||
| DJE | |||
| DJH Soft. | 1984 (1 year) | ||
| DJL Soft. | 1982 to 1987 (6 years) | ||
| DK Soft. | 1994 to 1995 (2 years) | ||
| DK Tronics | 1981 to 1989 (9 years) | ||
| DK-Soft [Detlef König] | 1988 to 1989 (2 years) | ||
| DKH | 2008 (1 year) | ||
| DLM [Developmental Learning Materials] | 1982 to 1989 (8 years) | ||
| DLT | 2006 (1 year) | ||
| DM-Soft. | 1990 (1 year) | ||
| DMM Games | 2018 to 2023 (6 years) | ||
| DMV [Daten und Medien Verlag] [Eschwege, Germany] | 1985 to 1999 (15 years) | ||
| DNT Crew | 1991 to 1994 (4 years) | ||
| DO Corp. [Japan] | 1990 to 2006 (17 years) | ||
| Do Not Stamp Soft. | |||
| DoA [Japan] | 1991 (1 year) | ||
| Dob [Japan] | |||
| Dobai, Ferenc | 1986 (1 year) | ||
| Dobrick, C.L. [New York, NY, USA] | 1891 (1 year) | ||
| Dobrovics, Zsolt | 1987 to 1989 (3 years) | ||
| Docimodus | 1982 (1 year) | ||
| Doctor Who | 2002 to 2006 (5 years) | ||
| Doctorsoft | 1983 to 1984 (2 years) | ||
| Dodge, Benjamin S. [Minneapolis, MN, USA] | 1893 (1 year) | ||
| Dodgysoft | 1990 (1 year) | ||
| Doehler Vending Machines, Inc. [New York, NY, USA] | 1931 (1 year) | ||
| DOG Soft. [Japan] | 1986 to 1987 (2 years) | ||
| Dog, The | 1987 to 1988 (2 years) | ||
| DoGA | 1995 (1 year) | ||
| DoggySoft | 1993 to 1994 (2 years) | ||
| Dogware | 1990 (1 year) | ||
| Dohany, Jack | 1984 to 1985 (2 years) | ||
| Dolbeck Systems | |||
| Dole Food Co., Inc. | 2000 (1 year) | ||
| Doll & Sons, Inc., Jacob | |||
| Doll Divine | |||
| Dollahite, Garth | 1977 (1 year) | ||
| Dollarsoft | 1984 (1 year) | ||
| Dollhouse [Japan] | 1995 to 1996 (2 years) | ||
| Dolores Ent. | 2016 to 2024 (9 years) | ||
| Dolphin Game Studio | 1991 (1 year) | ||
| DolSoft Creations | 1990 (1 year) | ||
| Domain Soft. | 1990 to 1991 (2 years) | ||
| Domainsoft | |||
| Domark Group, Ltd. | 1984 to 1996 (13 years) | ||
| Dominators | 1984 to 2000 (17 years) | ||
| Dominion Soft. & Design | 1991 (1 year) | ||
| Domino Co. | 1927 (1 year) | ||
| Domino Computing | 1985 (1 year) | ||
| Domino Electronics | 1977 (1 year) | ||
| Domynyo S.r.l. | 2023 to 2024 (2 years) | ||
| Domyos | 2007 to 2008 (2 years) | ||
| Don't Ask Computer Soft. | 1982 to 1983 (2 years) | ||
| Donat, Michael | 1991 (1 year) | ||
| Dondzila, John | 1991 to 1998 (8 years) | ||
| Dong Bang Electron | 1995 (1 year) | ||
| Dong Gue La Mi | 1994 (1 year) | ||
| Dong Seo Game Channel [Korea] | 1992 to 2000 (9 years) | ||
| Dong Sheng [China] | |||
| Dong-A Publishing [Korea] | 1996 (1 year) | ||
| DongDa Co., Ltd. [China] | 1993 (1 year) | ||
| Dongleware Verlags GmbH | 1991 to 1994 (4 years) | ||
| Dongmyeong | 1998 to 1999 (2 years) | ||
| Dongsung Wonder Park | 1997 to 1998 (2 years) | ||
| Donn, Peter | 1984 (1 year) | ||
| Donnelly, David | 1981 (1 year) | ||
| DONTNOD Ent. | 2023 (1 year) | ||
| Donut System | 1995 to 1996 (2 years) | ||
| Dooly Elec. [Korea] | 2004 (1 year) | ||
| Doomdark | 1987 (1 year) | ||
| Dooyong [Korea] | 1990 to 1996 (7 years) | ||
| Doraldina Corp., The [Rochester, NY, USA] | 1928 to 1932 (5 years) | ||
| Dorart [Japan] | 2001 to 2010 (10 years) | ||
| Dorcas Soft. | 1984 (1 year) | ||
| Dore Game [China] | 2007 to 2009 (3 years) | ||
| Doric Computer Services | 1981 to 1984 (4 years) | ||
| Dorling Kindersley | 1984 to 1986 (3 years) | ||
| Dormand, P. | 1983 (1 year) | ||
| Dormeier & Schröder | 1955 (1 year) | ||
| Dormere | |||
| Dorneer | |||
| Doroshenko, John | 1992 (1 year) | ||
| Dorries, Helmut [Düsseldorf, Germany] | 1954 to 1955 (2 years) | ||
| Dorsett Educational Systems | 1983 (1 year) | ||
| Dosamatic, S.A. | 2000 (1 year) | ||
| DOSgg Programma Theek [Nederland] | 1994 (1 year) | ||
| Dot Kikaku [Japan] | 1987 to 1993 (7 years) | ||
| DotACE | 2000 (1 year) | ||
| DotEmu | 2022 (1 year) | ||
| Dotmap Brothers | 1991 (1 year) | ||
| Dotsoft | 1984 (1 year) | ||
| Doty, Charles | 2005 (1 year) | ||
| Doty-Runnels Co. [Kalamazoo, MI, USA] | 1931 (1 year) | ||
| Double Fine Productions | 2016 (1 year) | ||
| Double Play Adventures [UK] | 1984 to 1986 (3 years) | ||
| Double-Gold Soft. | 1981 (1 year) | ||
| Double-Pawed Soft. | 1988 to 1990 (3 years) | ||
| Doubleday, Ebenezer Stillman [Brooklyn, NY, USA] | 1889 (1 year) | ||
| Doublesided Games | |||
| Doughnut Cracking Service | 1986 to 1992 (7 years) | ||
| Doughty & Barrett [London, England] | 1896 (1 year) | ||
| Doughty, Mat | 2004 (1 year) | ||
| Douglas Associates | 1992 (1 year) | ||
| Douglas, A.S. | 1952 (1 year) | ||
| Douglass Specialties, Inc. [New York, NY, USA] | 1924 (1 year) | ||
| Douglis & Co., A.S. [Chicago, IL, USA] | 1930 to 1931 (2 years) | ||
| Douglis Machine Co. [Chicago, IL, USA] | 1932 (1 year) | ||
| Doumakes, Don | 1984 to 1985 (2 years) | ||
| Dovetail Games | 2021 to 2023 (3 years) | ||
| Dovetail Group, Inc., The | 1984 (1 year) | ||
| Dowers, Ken | |||
| Dowman, Mike | 1991 to 1993 (3 years) | ||
| Dowse, Malcom | 1993 (1 year) | ||
| Doyle & Assoc. | 1992 (1 year) | ||
| DP Tool Club | 1994 (1 year) | ||
| DPR France [Reuil Malmaison] | 1982 (1 year) | ||
| DPS [Digital Portrait Systems] [Forti, Italy] | 1987 to 2005 (19 years) | ||
| DR Korea | |||
| Dr. Foldi, Janos | 1990 (1 year) | ||
| Dr. T's Music Soft. | 1988 to 1993 (6 years) | ||
| Dr. Titus | 2021 to 2023 (3 years) | ||
| Dr.-Ing. Reiner Foerst GmbH [Gummersbach, Germany] | 1976 to 1981 (6 years) | ||
| Drack Soft | 1991 (1 year) | ||
| Draconian | 1990 (1 year) | ||
| Draconic Creations | 1997 (1 year) | ||
| Dracula Fanz Team | 1992 to 1995 (4 years) | ||
| Drageus Games | 2019 (1 year) | ||
| Dragon 32 Users Club | 1983 (1 year) | ||
| Dragon [bootleggers] | 2004 (1 year) | ||
| Dragon Box Shop | 2024 (1 year) | ||
| Dragon Co. | 1990 to 1998 (9 years) | ||
| Dragon Co., Ltd. | 2003 to 2009 (7 years) | ||
| Dragon Data, Ltd. | 1982 to 1986 (5 years) | ||
| Dragon Power Soft. | 1989 (1 year) | ||
| Dragon Studio | 1993 (1 year) | ||
| Dragon User | 1984 to 1986 (3 years) | ||
| Dragonbreed Wetware | 1990 (1 year) | ||
| Dragonest | 2021 (1 year) | ||
| Dragonfire Services | 1985 to 1992 (8 years) | ||
| Dragonfly | 2007 to 2018 (12 years) | ||
| DragonSoft | 1991 (1 year) | ||
| Dragonware | 1989 (1 year) | ||
| Dragsoft | 1988 (1 year) | ||
| Draknek | 2021 to 2023 (3 years) | ||
| Dramatic Create [Japan] | 2014 to 2018 (5 years) | ||
| Draper & Sons, George [Hopedale, MS, USA] | 1893 (1 year) | ||
| Draycott, Neil | |||
| Draysoft | 1985 to 1986 (2 years) | ||
| Dream Corp. [Korea] | 2005 (1 year) | ||
| Dream E&G Co. [Korea] | 2002 (1 year) | ||
| Dream Factory | 1991 (1 year) | ||
| Dream Island | 1995 to 1996 (2 years) | ||
| Dream Machine | |||
| Dream Multimedia [Germany] | 2003 to 2006 (4 years) | ||
| Dream Project | 1993 (1 year) | ||
| Dream Soft. Co., Ltd. [Japan] | 1986 (1 year) | ||
| Dream Soft., Ltd. [UK] | 1983 to 1992 (10 years) | ||
| Dream Staff | 1993 to 1994 (2 years) | ||
| Dream Tech [Korea] | 1998 (1 year) | ||
| Dream Theater, Inc. | 1998 (1 year) | ||
| Dream Weavers | |||
| Dream World Adventures | 1990 to 1995 (6 years) | ||
| DreamCard Ent. [Korea] | 1997 (1 year) | ||
| Dreamcards | 1983 to 1986 (4 years) | ||
| Dreamcast Domain | |||
| DreamCatcher Interactive | 1997 to 2009 (13 years) | ||
| DreamGEAR | 2004 to 2018 (15 years) | ||
| Dreaming Djinn, The | 1988 (1 year) | ||
| Dreamotion, Inc. | 2016 to 2019 (4 years) | ||
| Dreamworks Games | 1990 to 1992 (3 years) | ||
| DreamWorld Soft. | 1991 to 1992 (2 years) | ||
| Drew Industries [Fairforest, SC, USA] | |||
| Drews, Inc. | 1986 (1 year) | ||
| Drink-O-Mat Ind. Corp. [New York, NY, USA] | 1947 (1 year) | ||
| DrinkBox Studios | 2022 (1 year) | ||
| Driven | 1994 to 2005 (12 years) | ||
| Driver, E.F. [Chicago, IL, USA] | 1929 (1 year) | ||
| Dro Soft. [Madrid, Spain] | 1985 to 1994 (10 years) | ||
| Drobisch Bros. & Co. [Decatur, IL, USA] | 1896 to 1897 (2 years) | ||
| Drool | 2023 (1 year) | ||
| Drossler [Germany] | 1956 (1 year) | ||
| DRP [Deutsche ReichsPost] [Germany] | 1915 (1 year) | ||
| Drumheller, John | 1964 (1 year) | ||
| Drummer, Peter [Corning, NY, USA] | 1890 (1 year) | ||
| Drunken Fly | 2019 to 2020 (2 years) | ||
| Druschky, Alfred [Berlin, Germany] | |||
| Drushel Soft., Rich | 1991 (1 year) | ||
| Drushell Co., J.D. [Chicago, IL, USA] | 1929 to 1937 (9 years) | ||
| DryIce | 1994 (1 year) | ||
| DSA Informatique [Nice, France] | 1982 (1 year) | ||
| DSC | 1991 (1 year) | ||
| DSD-Camelot | 1983 (1 year) | ||
| DSI Games | 2002 to 2007 (6 years) | ||
| DSM Arcade | 2018 to 2022 (5 years) | ||
| DSM Sales & Manufacturing, Inc. | 2008 to 2014 (7 years) | ||
| DSN-9 | 1993 to 1994 (2 years) | ||
| DSP | 1991 (1 year) | ||
| Dt. Kakao & Schokoladengesellschaft [Berlin, Germany] | 1900 (1 year) | ||
| DTB Soft. | 1987 (1 year) | ||
| DTensoMSX | 2022 (1 year) | ||
| DTK | |||
| DTMC, Inc. | 1992 to 1995 (4 years) | ||
| Dtp Ent. AG | 2005 to 2013 (9 years) | ||
| Dtp Young Ent. GmbH & Co., KG | 2006 to 2007 (2 years) | ||
| DTT Soft. | 1984 (1 year) | ||
| Du Grenier, Inc., Arthur H. [Haverhill, MA, USA] | 1928 to 1957 (30 years) | ||
| Dual Crew Shining | 1987 to 2011 (25 years) | ||
| Dual Dimension Soft. | 1986 (1 year) | ||
| Dual.D [Japan] | 1990 (1 year) | ||
| Dubois & McNamara Soft. | 1981 (1 year) | ||
| Ducksoft | 1985 (1 year) | ||
| Duckworth Home Computing | 1983 to 1987 (5 years) | ||
| Ducros [Paris, France] | 1936 (1 year) | ||
| Dudley-Clark Co. | 1934 to 1935 (2 years) | ||
| Dudouit Fils [Paris, France] | 1932 (1 year) | ||
| Dugamex, Inc. | 1995 (1 year) | ||
| Dugdale, Sharon | 1972 (1 year) | ||
| Duggan, Angus | 1989 (1 year) | ||
| Duikkie | 2016 (1 year) | ||
| Duintronic | 1989 (1 year) | ||
| DuKane Corp. [St.Charles, ILL, USA] | 1966 (1 year) | ||
| Duko Tech [Korea] | 2002 (1 year) | ||
| Duksan Trading | 1994 (1 year) | ||
| Duky Inc. | 1997 to 1999 (3 years) | ||
| Dullahan Soft. | 2017 (1 year) | ||
| Dumont | 1978 (1 year) | ||
| Duncan Games | 1984 (1 year) | ||
| Duncan, Bryan | |||
| Duncombe & Battin | 1975 (1 year) | ||
| Dunder, Krisztan | 1992 (1 year) | ||
| Dundon, John [Cork, Ireland] | 1899 (1 year) | ||
| Dunex | 1989 to 1993 (5 years) | ||
| Dunfield, Dave | 1979 to 2010 (32 years) | ||
| Dungeon Soft. | 1983 to 1984 (2 years) | ||
| Dungeoneer Games & Simulations [Italy] | 2016 (1 year) | ||
| Dunham, Loren | 1975 (1 year) | ||
| Dunitz Soft. | 1984 (1 year) | ||
| Dunjic, Nenad | 1985 (1 year) | ||
| Dunk Computer System [Korea] | |||
| Dunn, David W. [Ashland, KY, USA] | 1915 (1 year) | ||
| Dunn, James | 2014 (1 year) | ||
| Dunstan | 1905 (1 year) | ||
| Duplex | 1990 to 1991 (2 years) | ||
| Duplinter [Spain] | 1984 (1 year) | ||
| Durance Reprographie [Gap, France] | 1982 (1 year) | ||
| Durand, Hervé | 1993 (1 year) | ||
| Duranik | 2004 (1 year) | ||
| Duraul Corp. [New York, NY, USA] | 1927 (1 year) | ||
| Durell Soft. | 1983 to 1989 (7 years) | ||
| DuRose Coin Slot Machine | 1984 (1 year) | ||
| Duruti | 2024 (1 year) | ||
| Dutch Crack Guys | 1987 to 1988 (2 years) | ||
| Dutch Electronic Publishers | 1994 (1 year) | ||
| Dutch Mfg. Co. | 1930 (1 year) | ||
| Dutch Muggers Association | 1987 (1 year) | ||
| Dutch Swapping Team | 1987 to 1988 (2 years) | ||
| Dutch USA-Team | 1986 to 1988 (3 years) | ||
| DuTech, Inc. | 1988 to 1989 (2 years) | ||
| Dutemple, William R. [Auburn, RI, USA] | 1902 (1 year) | ||
| Duun Bros. [Anderson, IN, USA] | 1905 to 1906 (2 years) | ||
| Duval [France] | 1909 (1 year) | ||
| DVC | |||
| DVD International | 1998 (1 year) | ||
| DVD, Ltd. | 1999 (1 year) | ||
| Dvik & Joyrex | 2007 to 2008 (2 years) | ||
| DVS Electronics Co. | 1999 to 2000 (2 years) | ||
| DVW Microelectronics | 1981 (1 year) | ||
| DW Gore | 1984 to 1989 (6 years) | ||
| DW Soft. | 1988 (1 year) | ||
| Dwagon | 1991 (1 year) | ||
| Dwalin | 2020 to 2021 (2 years) | ||
| DWEdit | |||
| DYA | 1991 (1 year) | ||
| Dyball, Perry | 1983 (1 year) | ||
| Dyka | |||
| Dymond Soft. | 1982 to 1983 (2 years) | ||
| Dyn Electronics, Inc. [Miami, FL, USA] | 1976 to 1977 (2 years) | ||
| Dyna Co., Ltd. [Osaka, Japan] | 1991 to 2010 (20 years) | ||
| Dyna Electronics Co., Ltd. | 1982 to 1987 (6 years) | ||
| Dynabyte | 1983 to 1993 (11 years) | ||
| Dynacom [Sao Paulo, Brazil] | 1982 to 1992 (11 years) | ||
| DynaComp, Inc. | 1979 to 1983 (5 years) | ||
| Dynamic Amusement Devices | 1961 (1 year) | ||
| Dynamic Duo | |||
| Dynamic Micro Associates | 1982 (1 year) | ||
| Dynamic Planning | 1994 (1 year) | ||
| Dynamic Production | 1994 to 1995 (2 years) | ||
| Dynamic Soft. [UK] | 1984 (1 year) | ||
| Dynamic Systems [999540] | 2001 (1 year) | ||
| Dynamic Toys | |||
| Dynamics | 1983 (1 year) | ||
| Dynamite Designs | 1989 (1 year) | ||
| Dynamite-Crew, The | 1986 to 1987 (2 years) | ||
| Dynamix [Part of the Sierra Family] [USA] [20626] | 1989 to 1999 (11 years) | ||
| Dynamo Corp. [Grand Prairie, TX, USA] | 1981 to 1995 (15 years) | ||
| Dynasoft, Inc. | 1983 to 1986 (4 years) | ||
| Dynasys Technologies, Inc. | |||
| Dynavision | 1984 (1 year) | ||
| Dynax, Inc. [Nagoya, Japan] | 1986 to 1999 (14 years) | ||
| DynEd Japan | 1991 to 1994 (4 years) | ||
| Dysan | 1984 (1 year) | ||
| Dyscus Mfg. Co. | |||
| Dörner, Péter |