
Acclaim Studios Austin was an American video game developer based in Austin, Texas. The company was founded in 1991 by Jeff Spangenberg, previously lead designer for Punk Development, and originally located in Santa Clara, California. Iguana found first success with Aero the Acro-Bat, moved to Austin and acquired Optimus Software in 1993. Iguana was acquired by Acclaim Entertainment in January 1995 and received another sub-studio, Iguana West in October that year. Spangenberg was fired from his position in July 1998 and filed a lawsuit on breach of contract the following October. Iguana was rebranded Acclaim Studios Austin in May 1999, and the studio was closed down in August 2004, followed by the Chapter 7 bankruptcy of its parent in September 2004.

Acclaim Studios Manchester was a British video game developer based in Manchester, England. The company was established in 1985 by Richard Kay. They were primarily known for their video games based on movie and comic licences like Marvel Comics, Cutthroat Island, Disney's Beauty and the Beast and the original titles Plok, Solstice, and its sequel Equinox.

Adeline Software International was a video game developer founded in February 1993 as a subsidiary company of Delphine Software International, and based in Lyon, France. The team mostly came from Infogrames, another French video game company, after a disagreement about sequels of the Alone in the Dark bestseller.

Argonaut Games was a British video game developer, founded in 1982 and liquidated in late 2004, with the company ceasing to exist in early 2007. It was most notable for the development of the Super NES video game Star Fox and its supporting Super FX hardware, as well as for developing the Starglider series.

Daydream Software was a Swedish video game developer founded in 1994. They released four games before closing in 2003.

Delphine Software International was a French video game developer. They were famous for creating the cinematic platform games Another World and Flashback, which bore a similarity to Prince of Persia, both in gameplay and in its use of rotoscoped animation. They were also known for their Moto Racer series.

Evoga Entertainment was a Mexican video game company.

Gathering of Developers, Inc. was an American video game publisher based in New York City. Founded by Mike Wilson and associates in January 1998 and originally based in Dallas, the company was acquired by Take-Two Interactive in May 2000. Between May 2000 and March 2001, Gathering of Developers also operated a division, On Deck Interactive, which acted as their mass market label. In August 2001, Take-Two Interactive closed Gathering of Developers' Dallas headquarters and moved the label in-house, to New York City. The label was shut down in September 2004, with all assets consumed by Global Star Software.

NuFX was a video game developer, headquartered in Hoffman Estates, Illinois, United States. NuFX is famous for developing the NBA Street video game series. They were acquired by Electronic Arts on February 2004 and was merged into EA Chicago. Before their acquisition by Electronic Arts they had already worked with them on the NCAA March Madness, NBA LIVE and FIFA Soccer series.

Origin Systems was an American video game developer based in Austin, Texas. It was founded on March 3, 1983, by Richard Garriott and his brother Robert. Origin is best known for their groundbreaking work in multiple genres of video games, such as the Ultima and Wing Commander series. The company was purchased by Electronic Arts in 1992.

Outrage Games was an American video game developer based in Ann Arbor, Michigan. Founded in December 1997 by Matt Toschlog as part of the split-up of Parallax Software, the company developed Descent 3 and Alter Echo (2003). The company was acquired by THQ in April 2002 and shut down in 2003.

Papyrus Design Group, Inc. was a computer game developer founded in 1987 by David Kaemmer and CEO Omar Khudari. Based in Watertown, Massachusetts, it is best known for its series of realistic sim racing games based on the NASCAR and IndyCar leagues, as well as the unique Grand Prix Legends. Papyrus was acquired by Sierra On-Line in late 1995 and Omar Khudari left Papyrus soon after that. Dave Kaemmer left Papyrus in late 2002, just before the release of NASCAR Racing 2003 Season (NR2003).

Argonaut Sheffield was a computer game developer based in Sheffield, England. The company was founded as Particle Systems by Glyn Williams and Michael Powell. Games developed by Particle Systems include I-War and its sequel Independence War 2: Edge of Chaos. The company was working on tactical combat game EXO, when it was acquired by Argonaut Games in January 2002 and became Argonaut Sheffield. Under this new guise the company released Bionicle, Power Drome and submitted a number of demos for Star Wars, Charlie and the Chocolate Factory and Zorro. Argonaut Sheffield was closed in late October 2004 when Argonaut games was put into administration.

Sega AM Research & Development No. 1 is a development department within Japanese video game developer Sega that also previously existed as Wow Entertainment and Sega Wow Inc. AM1 spent most of its early existence under the leadership of Rikiya Nakagawa and developed a number of arcade games for Sega.

Sega AM Research & Development No. 3, known as Hitmaker Co., Ltd. from 2000 to 2004, is a defunct division of Sega, a Japanese video game company. Established by 1993, AM3 was managed by Hisao Oguchi and developed a number of arcade games for Sega. Series introduced by AM3 include Virtual On, Sega Rally, Crazy Taxi, and Virtua Tennis. AM3's main focus was on arcade games until the release of the Dreamcast. Additionally, developers Tetsuya Mizuguchi and Kenji Sasaki developed Sega Rally Championship with AM3 before departing to form AM Annex, which later split into Sega AM9 and Sega AM5.

Smilebit was a division of Japanese video game developer Sega.