| Company name | Reg. code |
|---|---|
| AMPARA OÜ | 16700219 |
| AMPARANO OÜ | 16163201 |
| AMPAR INVEST OÜ | 16761942 |
| AMPAR INVESTEERINGUD OÜ (former name Ampar Investeeringud UÜ) | 14062252 |
| AMPAREL OÜ | 10944759 |
| AMPERAI OÜ | 14621852 |
| AMPCARE OÜ | 16873606 |
| AMPHORA INFOHALDUS OÜ | 14216318 |
| AMPERIA KILBITEHAS OÜ | 12925004 |
| AMPERE PLUS OÜ (former name EL13 INVESTMENTS OÜ) | 16553926 |
| AMPERE BESS 1 OÜ | 17343141 |
| AMPERE POWER OÜ (former name Tulbiõie Arenduse OÜ) | 16233433 |
| AMPHORA KOOLITUS OÜ | 12915555 |
| AMIARA OÜ | 17363089 |
| AMARA FLOATING OÜ (former name Veebilabz OÜ) | 17360665 |
| AMARA TRANS OÜ | 12396931 |
| AMARA VISION OÜ (former name Juniper Group OÜ) | 12400302 |
| AMARA HOLDING OÜ | 17334946 |
| AIBARA OÜ kustutatud | 10666450 |
| AKIARA OÜ | 16551206 |
| ALPIRA OÜ | 17107377 |
| AMBERA OÜ | 14856561 |
| AMEERA OÜ (former name LEGE OÜ) | 12563636 |
| ALPAKA OÜ kustutatud | 10495770 |
| ANGARA OÜ | 16417950 |
| AKUPARA OÜ | 16162762 |
| AMARNA OÜ kustutatud | 14884439 |
| AMFORA OÜ | 12097973 |
| AMARAT OÜ | 11702219 |
| ALYARA OÜ kustutatud | 17176482 |
| AMONRA77 OÜ | 16148839 |
| AMARIA OÜ | 12326480 |
| AMMARO OÜ | 16856884 |
| AMUNRA OÜ kustutatud | 16468900 |
| AKTARA OÜ kustutatud | 14587500 |
| AMINARA OÜ | 17283261 |
| ANTARA OÜ | 14069159 |
| KURTASSIK GRUPP OÜ (former name Amperia OÜ) | 12321956 |
| AMPRI OÜ | 14999527 |
| AMPER OÜ | 16024923 |
| FLORA CELESTE AMARA OÜ | 17326585 |
| AMPER JA VOLT SOLARWORKS OÜ (former name OÜ Amper ja volt elektritööd) | 12220400 |
| ALTARA GRUPP OÜ | 11126916 |
| ALPACA HOUSE OÜ kustutatud | 10911062 |
| AMYART STUDIO OÜ | 11937193 |
| AEVARA HOLDINGS OÜ | 14206113 |
| AKTARA MAASTIKUD OÜ | 14779903 |
| YANANTIN ALPACA OÜ | 16575636 |
| ANKARA API OÜ | 16884124 |
| ALPACA SISUSTUS OÜ kustutatud | 10791037 |