| AARDVARK |
| ABRAXAS |
| ACORN USER |
| ADDICTIVE |

| ADVENTURE INTERNATIONAL |


| ADVENTURESOFT / CHANNEL 8 |

| ADVENTURESOFT / PAXMAN |
| AKOM |

| ALLIGATA |

| ALLIGATA BUDGET (Budgie) |

| ALPINE |

| AMCOM |

| ANCO |
| A'N'F |
| ANIROG |

| ASHLEY GREENUP |
| ASP / ARGUS PRESS |



| ARCANA |
| ARTIC |

| ASS |

| ATARISOFT |

| AUDIOGENIC |
| AUTOMATA |

| AVS |