| ID | Name | Type |
|---|---|---|
| #340 | AcademySoft | Z |
| #341 | Accent Books | Z |
| #342 | Accent Publications Inc | Z |
| #343 | Accept Corp | Z |
| #344 | Access Software Inc | Z |
| #345 | Accolade Inc | Z |
| #346 | Accord Data International Ltd | Z |
| #347 | Accusoft Pegasus | Z |
| #17023 | Ace Repairs | R |
| #17024 | Ace Software | A |
| #348 | Ace Software [2] | Z |
| #17025 | Acesure | R |
| #349 | Achim Kern | ? |
| #22442 | Achim Reeh | + |
| #22821 | Achim Schneider | + |
| #350 | Acid Team | Z |
| #16514 | Acme | - |
| #354 | Action | Z |
| #351 | Action Sixteen | ? |
| #352 | Action Soft | Z |