- Acclaim Entertainment
- Activision
- AIA
- Altron
- Aruze Corp
- Asmik Ace Entertainment
- Atari
- Atlus
- Bam Entertainment
- Bandai
- Banpresto
- Bigben Interactive
- Blizzard Classic Arcade
- Buena Vista Games
- Capcom
- Conspiracy Entertainment
- Crave
- Culture Brain
- Destination Games
- Destination Software
- Digital Jesters
- DSI Games
- EA Games
- Electronic Arts
- Empire Interactive
- Enix
- Epoch
- Hudson
- Ignition Entertainment
- Imagineer
- Infogrames
- ITE Media
- J-Wing
- Jorudan
- Kadokawa
- Kemco
- King Records
- Koei
- Konami
- Liquid Games
- LSP
- Majesco
- Marvelous Entertainment
- Media Kite
- Media Rings
- Metro3D Inc.
- Midway
- MTO
- Namco
- Natsume
- NEC Interchannel
- Neko Entertainment
- Nintendo
- Now Production
- O3 Entertainment
- Orbital Media
- Oxygen Interactive
- Pacific Century CyberWorks
- Piko Interactive
- Rebellion
- Sammy Studios
- Sega
- Sierra
- Smilesoft
- SNK
- Square Enix
- SquareSoft
- Stadlbauer
- Sting
- Success
- Sunrise Interactive
- Swing! Deutschland
- System 3
- Taito Corporation
- Takara
- Tamsoft
- TDK Core
- TDK Mediactive
- The Pokémon Company
- THQ
- Titus Software
- Tomy Corporation
- Treasure
- Ubisoft
- Universal Interactive
- Victor Interactive Software
- VU Games
- XS Games
- Zoo Digital