
Atari Corporation was an American manufacturer of computers and video game consoles.

Crack dot Com was a computer game development company co-founded by ex-id Software programmer Dave Taylor, and Jonathan Clark.

Digital Pictures was an American video game developer founded in 1991 by Lode Coen, Mark Klein, Ken Melville, Anne Flaut-Reed, Kevin Welsh and Tom Zito.

Motown Software was an American video game publisher company, spun-off from the Motown label.

Sega Technical Institute (STI) was an American development division of Sega. Founded by Atari veteran Mark Cerny in 1991, the studio sought to combine elite Japanese developers, including Sonic Team programmer Yuji Naka and his team, with new American talent. STI developed games for Sega Genesis, including several Sonic the Hedgehog games, before it was closed at the end of 1996.

Technōs Japan Corp. was a Japanese video game developer, best known for the Double Dragon and Kunio-kun franchises. As of June 2015, Arc System Works owns the intellectual properties of Technōs Japan.

Time Warner Interactive (Group) (TWI) was a studio within Time Warner which developed video games. It was formed in 1993 after Time Warner bought a controlling interest in Atari Games, and was active until 1996 when WMS Industries, the owners of the Williams, Bally and Midway arcade brands, bought the company.