Companies
- Analogue
- Angel Matrix
- Annapurna Interactive
- Anshar Studios
- Antstream Ltd
- Aonic
- Appeal Studios
- Apple
- AppLovin
- Aquiris
- Arc System Works
- Arcane Wonders
- ArenaNet
- Argonaut Games
- Arkane Austin
- Arkane Lyon
- Arkane Studios
- Armature Studio
- Armor Games Studios
- Arrowhead Game Studios
- Artdink
- Artificial Mind and Movement
- Artisan Studios
- Artoon
- Arzest Corporation