3D RealmsW
3D Realms
Acclaim Studios ManchesterW
Acclaim Studios Manchester
AtodW
Atod
Berkeley SystemsW
Berkeley Systems
The Bitmap BrothersW
The Bitmap Brothers
Bullfrog ProductionsW
Bullfrog Productions
Cyan WorldsW
Cyan Worlds
Empire InteractiveW
Empire Interactive
EutechnyxW
Eutechnyx
Factor 5W
Factor 5
Fill-in-CafeW
Fill-in-Cafe
GameTekW
GameTek
Grandslam InteractiveW
Grandslam Interactive
InterchannelW
Interchannel
KAZeW
KAZe
Krisalis SoftwareW
Krisalis Software
MaxisW
Maxis
Papyrus Design GroupW
Papyrus Design Group
Rockstar NorthW
Rockstar North