Video Game Developers: A
| Developer | Games Developed |
|---|---|
| Abylight | 1 |
| Access Games | 3 |
| ACE Team | 7 |
| Acquire | 10 |
| Agatsuma Entertainment | 1 |
| AGO Games | 2 |
| Akaoni Studio | 1 |
| Akira | 6 |
| Alawar Games | 2 |
| Alfa System | 2 |
| Alien After All | 1 |
| Alvion | 1 |
| Amaze Entertainment | 2 |
| Amusement Vision | 1 |
| Antic Entertainment | 1 |
| APOLLOSOFT | 1 |
| AQ Interactive | 1 |
| Arc System Works | 10 |
| ArenaNet | 1 |
| Arika | 2 |
| Arkane Studios | 3 |
| Armor Project | 1 |
| Arrow Head Game Studios | 2 |
| Artificial Mind And Movement | 8 |
| Asobo Studio | 3 |
| Aspyr Media | 1 |
| Atari | 2 |
| Atlus | 14 |
| Atomic Elbow | 3 |
| Atomic Games | 2 |
| Atomic Motion | 2 |
| Avalanche Studios | 3 |
| Avanquest Software | 2 |
| Awesome Play | 1 |
| Awesome Studios | 1 |