| Company name | Reg. code |
|---|---|
| EISENIA OÜ | 10902904 |
| EISEIT OÜ | 16757490 |
| EISEN OÜ | 12533500 |
| EISEN PROJEKT OÜ | 16593775 |
| ELISENDA OÜ | 10070013 |
| EVLENIA OÜ kustutatud | 14502426 |
| RISENAI OÜ | 17466607 |
| AISANIA OÜ | 10918696 |
| ELSENTA OÜ (former name Nordel OÜ) | 14567265 |
| ESSENTIA CAPITAL OÜ | 12001275 |
| ESSENTIA SERVICE OÜ (former name Osaühing Essentia Konsultatsioonid) | 10404431 |
| EIDENAI LABS OÜ kustutatud | 16332804 |
| ESSENTA LOGISTICS OÜ (former name Aktsiaselts ESSENTA LOGISTICS) | 10282620 |
| ILUSTUUDIO VISENKA OÜ | 14540303 |
| KSENIA YOLK OÜ | 17354357 |
| KSENIA S OÜ | 14158822 |
| KSENIA NAILS OÜ | 16318655 |
| KSENIA EESTI OÜ | 16483360 |
| ESSENI MAJA OÜ | 11499155 |
| NIDORE ESSENTIA EUROPE OÜ | 16829835 |
| ABC EXPRESS OÜ (former name Exsentia Engineering OÜ) | 12622758 |
| GREEN SPARO OÜ (former name OÜ Ksenia KosMed) | 14639384 |
| MEGAÜRITUS OÜ (former name Ksenia Stuudio OÜ) | 14344861 |
| ART OF LOGISTICS OÜ (former name Essenta Logistics Tolliladu OÜ) | 14022117 |
| LEXERON ÕIGUSBÜROO OÜ (former name Fassaad 69 OÜ) | 17311106 |