- Clearance
- Activision
- Activision Blizzard
- Aksys Games
- Archona Games
- Asmadi Games
- Avanquest
- Barnes & Noble
- Bethesda
- Blue Orange Games
- Brexwerx Games
- Call Of Duty
- CAPCOM
- CLUE
- COKeM
- CRESCENT
- Electronic Arts
- Forbidden Games
- Free League Publishing
- Funforge
- GameMill
- Gearbox
- Gearbox Publishing
- Horrible Guild
- Limited Run Games
- Maximum Games
- Maximum Gaming
- Microids
- Microsoft
- Modiphius
- Namco Bandai
- Noggin Playground
- Outset Media
- Pendragon Game Studio
- PM Studios
- Pressman Toy
- R&R Games
- Renegade Game Studios
- Rio Grande
- Rio Grande Games
- Sega
- Sega Games
- Spike Chunsoft
- Square Enix
- Take 2 Interactive
- Techland
- Thames & Kosmos
- THQ Nordic
- Top Trumps
- U&I Ent
- U&I Entertainment
- Ubisoft
- University Games
- Vivendi
- Warner Bros
- Warner Bros Games
- Warner Bros.
- WE Games
- Winning Moves
- Wizards of the Coast
- Z-Man Games