Companies
- Appeal Studios
- Apple
- AppLovin
- AQ Interactive
- Arc System Works
- Archangel Studios
- Arctic
- ArenaNet
- Argos
- Arkane Austin
- Arkane Lyon
- Arkane Studios
- Arman Bohn
- Armature Studio
- Armor Games Studios
- Arrowhead Game Studios
- ArtCraft
- Artdink
- ARTE France
- ArtePiazza
- Artificer
- Artificial Mind and Movement
- Artisan Studios
- Artoon
- Arzest Corporation