| Company name | Reg. code |
|---|---|
| KELVION OÜ | 10820891 |
| 1KELVIN OÜ | 11863885 |
| KELVIN OÜ kustutatud | 16697109 |
| KRIS KELVIN OÜ | 17152441 |
| KELVIN INVEST OÜ | 11019573 |
| KELVIN EHITUS OÜ | 14511738 |
| KELKSON OÜ | 11495536 |
| KELIVOR OÜ | 17248035 |
| KELTRON OÜ | 16385812 |
| KELERON OÜ | 14478064 |
| KELIIN OÜ | 17045774 |
| KELON OÜ | 10075269 |
| TALVION OÜ | 17335704 |
| KOLMION OÜ kustutatud | 12587996 |
| MELVISON OÜ | 16856967 |
| REHVION OÜ | 17292679 |
| DELLION OÜ kustutatud | 16096444 |
| ELVION CAPITAL OÜ | 16321077 |
| KEVSON OÜ | 14284588 |
| ELVIOR OÜ | 10031987 |
| ENVION OÜ | 11197796 |
| REVION OÜ | 10050482 |
| MELION OÜ | 14993236 |
| SELVIN OÜ | 16511271 |
| MELVIN OÜ | 10902459 |
| ELZION OÜ (former name LUCKY Silver OÜ) | 14625583 |
| LEVION OÜ | 12194363 |
| KALVIN OÜ kustutatud | 14558378 |
| KLEION OÜ | 16924634 |
| XELVON OÜ (former name Zenqar OÜ) | 17334975 |
| VELVIAN CAPITAL OÜ | 16877053 |
| ROBERT KALLION OÜ | 14416046 |
| ELIVION COMPANY OÜ | 17383040 |
| KERRION LIMITED OÜ kustutatud | 14666323 |
| KALLION TRADE OÜ | 14481871 |
| KULLION TECHNOLOGY OÜ kustutatud | 16354220 |
| KEELION TRANSLATIONS OÜ | 11004662 |
| EVION OÜ | 14048648 |
| ELION 4 OÜ | 14838474 |
| ELION 2 OÜ | 14838385 |
| ELION 3 OÜ | 14838468 |
| ELION 1 OÜ | 14838445 |
| HELION TRADING OÜ (former name Werrobau OÜ) | 12642175 |
| GELION TRADE OÜ | 12638908 |
| HELION TRUST OÜ | 16229101 |
| HELION GROUP OÜ (former name Helion OÜ) | 12493396 |
| HELION GRUPP OÜ kustutatud | 10680674 |
| CELION ESTONIA OÜ | 17472989 |
| MELION EESTI OÜ | 16045832 |
| MS LEVION OÜ | 11555126 |