Companies
- Gearbox
- Gearbox Publishing
- Gearbox Software
- Genki
- Genvid
- Geometric Interactive
- Ghost Games
- Ghost Ship Games
- Ghost Story Games
- Giant Sparrow
- GIANTS Software
- Gigabyte
- GMX Media
- GOG.com
- Golden Eggs Studio
- Grand Gamers Guild
- Grasshopper Manufacture
- Grinding Gear Games
- Gruby Entertainment
- GSC Game World
- Guerrilla Games
- Gugames
- Gun Media
- Gunfire Games