List of Video Game Companies (34)
| Name | Published | Developed | |
|---|---|---|---|
| A2M | 0 | 4 | |
| Access Games | 0 | 2 | |
| Acclaim Entertainment | 17 | 17 | |
| ACE Team | 1 | 4 | |
| Action Forms | 0 | 1 | |
| Activision | 51 | 0 | |
| Actualize | 0 | 0 | |
| AGB Games | 1 | 0 | |
| Akaei | 1 | 0 | |
| Akella | 0 | 0 | |
| ALTAR interactive | 0 | 3 | |
| Alten8 | 3 | 0 | |
| Alternative Software | 2 | 0 | |
| Amaze Entertainment | 0 | 16 | |
| Amplitude Studios | 1 | 1 | |
| Amuze | 0 | 2 | |
| Angel Studios | 0 | 1 | |
| Ankama Studio | 1 | 0 | |
| Aqua Pacific | 0 | 2 | |
| ArenaNet | 0 | 5 | |
| Argonaut | 2 | 2 | |
| Arkane Studios | 0 | 9 | |
| Arkedo | 0 | 3 | |
| Artoon | 0 | 4 | |
| Arxel Tribe | 0 | 1 | |
| Ascaron Entertainment | 2 | 2 | |
| Asobo Studio | 0 | 3 | |
| Atari | 129 | 0 | |
| Atomic Planet | 0 | 2 | |
| Auran | 0 | 3 | |
| Autumn Moon Entertainment | 0 | 1 | |
| Avalanche Software | 0 | 11 | |
| Avalanche Studios | 0 | 6 | |
| Avalon Interactive | 0 | 0 | |
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