DEVELOPERS
- G-Amusements
- G-Craft
- G.O.1
- G3 Interactive
- Gaibrain
- Gainax
- Game Arts
- Game Brains
- Game Freak
- Game Over
- Game-Play Studios
- Game Refuge
- Game Studio
- Game Titan
- Game Village
- GameHouse
- Games Express
- Gametec
- GameTek
- GameVillage
- GameVision
- Gamezlab
- Gamtec
- Ganbarion
- Gaps
- Garden
- Gau Entertainment
- Gaumont Multimedia
- Gear Head Entertainment
- Genic
- Genki
- Geo Factory
- GFX Construction
- Givro
- Global A
- Gorilla Games
- Gorilla Systems
- Graffiti
- Graftgold
- Granite Bay Software
- Graphic Research
- Graphic State
- Grasshopper Manufacture
- Gratuitous Games
- Gravity-I
- Gray Matter
- Gremlin Graphics
- Gremlin Interactive
- Griptonite Games
- Groove Box Japan
- Group SNE
- GTE Entertainment
- GXB Interactive