| Company name | Reg. code |
|---|---|
| EXELSIUM OÜ | 16125815 |
| EXELSIOR GRUPP OÜ kustutatud | 11210798 |
| EXCELSIUS OÜ | 12773440 |
| EXILIUM OÜ | 11485986 |
| AXELIUM OÜ | 17469646 |
| CELSIUM OÜ | 12787821 |
| NORTHERN GUARD OÜ (former name OÜ Exelsior Energiakonsultatsioonid) | 14297676 |
| YONGOWE BUMBWINI OÜ kustutatud (former name OÜ Excelsius Investments) | 14062418 |