- Activision Blizzard
- Aksys Games
- Avanquest
- BANDAI NAMCO
- Barefoot Books
- Barnes & Noble
- CODEMASTERS
- COKeM
- CRESCENT
- Crescent Marketing
- Electronic Arts
- Game Factory
- Gearbox
- Gearbox Publishing
- GS2 Games
- GungHo Online Entertainment, Inc.
- IDEA FACTORY
- Kalypso Media
- Koch Media
- KOEI TECMO
- KONAMI
- Limited Run
- Limited Run Games
- Maximum Games
- Maximum Gaming
- Mentha Games
- Merge Games
- Namco
- Namco Bandai
- Natsume
- NIS America
- Plaion
- PQube
- Sega
- Sega Games
- Solutions 2 Go
- Sony
- SONY COMPUTER ENTERTAINMENT
- Sony Playstation
- Spike Chunsoft
- Square Enix
- Techland
- Tecmo Koei
- THQ Nordic
- U & I Entertainment
- U&I Entertainment
- Ubisoft
- Vivendi
- Warner Bros.
- WETA Workshop
- Wizards of the Coast
- WizKids Games