| Firma nimi |
|---|
| Artificial Ascent OÜ |
| Artisan Honey OÜ |
| Artocarpus OÜ |
| Artonella OÜ |
| Artonis OÜ |
| Artur Dick |
| Artus Pro OÜ |
| Aru Talu Artal |
| ASB Greenworld Eesti OÜ |
| Asba Grupp OÜ |
| Asi on minus OÜ |
| Asicom OÜ |
| ASSA ABLOY Opening Solution Baltic AS |
| Astel Energy OÜ |
| Asteni Mesindus OÜ |