Registered 19. jaanuar 2026, primary activity: Other electricity production, including from biomass. Main place of business in Kesklinna linnaosa, Tallinn, Harju maakond.
Ewerest Energia OÜ is connected to 15 other companies through 1 person who hold a role here and elsewhere. The strongest tie runs through Viljar Jaamu (15 companies).
| Company | Role | Reg. code |
|---|---|---|
| Cyber Planet OÜ | FounderUltimate beneficial owner | 14037478 |
| Ewerest Grupp OÜ | FounderUltimate beneficial ownerShareholder 100%Board member | 17406373 |
| Ewerest Tecnotec OÜ | Ultimate beneficial ownerBoard member | 17418135 |
| Glorya Autorent OÜ | Ultimate beneficial ownerBoard member | 11018925 |
| Mittetulundusühing Tallinn Finance | Founder | 80335720 |
| Octoinvest OÜ | Board memberFounderUltimate beneficial ownerShareholder 100% | 17445829 |
| Octotron Grupp OÜ | Board memberFounderUltimate beneficial ownerShareholder 100% | 14733893 |
| Octotron Hoiu-Laenuühistu | Ultimate beneficial owner | 12526026 |
| OJ INVEST GROUP OÜ | Board memberFounderUltimate beneficial ownerShareholder 50% | 16896820 |
| Opetron Capital OÜ | Board memberUltimate beneficial ownerShareholder 85% | 12471101 |
| Opetron Kinnisvara OÜ | Board memberUltimate beneficial owner | 12477032 |
| Opetron OÜ | Board memberFounderUltimate beneficial owner | 12476601 |
| Osaühing Hansatee Kinnisvara | Founder | 10305367 |
| Osaühing Vara HTG | Founder | 10235684 |
| SKL Operaator OÜ | Board memberShareholder 100%Ultimate beneficial owner | 10961999 |