| Company name | Reg. code |
|---|---|
| HELLOU OÜ | 16076732 |
| HELLO24 OÜ | 12621871 |
| HELLOO DREAMS OÜ kustutatud | 12679037 |
| HELLO URBAN OÜ kustutatud | 16233172 |
| HELLO EXPERTO OÜ | 14899530 |
| HELLO VENTURES OÜ (former name Gushy OÜ) | 16629295 |
| HELLO_WORLDK OÜ | 16996987 |
| HELLO WORK OÜ | 16612876 |
| HELLO24SHOP OÜ | 16249144 |
| HELLO NETWORK OÜ kustutatud | 12217992 |
| HELLO WORLD OÜ | 14513507 |
| HELLO HEALTH OÜ | 16221915 |
| HELLO TRADING OÜ kustutatud | 11835179 |
| HELLO KIDS OÜ | 12545443 |
| HELLO STEM OÜ kustutatud | 16482389 |
| HELLO BALTIC OÜ | 14808183 |
| HELLO MYCRYPTO OÜ kustutatud | 16113858 |
| HELLO.EE OÜ | 11660739 |
| HELLO ROBOT OÜ kustutatud | 11727107 |
| HELLO AUTO OÜ | 10401131 |
| HELLO HUMAN OÜ | 14866358 |
| HELLO SIRI OÜ | 14563468 |
| HELLO, BLOGGER EESTI OÜ kustutatud | 12821570 |
| HELCON OÜ | 10008578 |
| HELKOL OÜ | 14345553 |
| HELLIT OÜ | 14474411 |
| HELLAS OÜ | 16000568 |
| HELLAR OÜ | 12763045 |
| HELKOS OÜ kustutatud | 10415452 |
| HELLIK OÜ | 12609203 |
| HELLET OÜ | 16134151 |
| HELILON OÜ | 14124852 |
| HELLOER OÜ | 16237299 |
| HELGLOW OÜ | 17428191 |
| HELLUM OÜ | 12470171 |
| HELLIN OÜ | 16714776 |
| HELLAM OÜ | 16294133 |
| HILLBILLIDEMO OÜ kustutatud (former name Hello Mobile OÜ) | 12421439 |
| HELLMUR CAPITAL OÜ | 16825719 |
| HELION TRADING OÜ (former name Werrobau OÜ) | 12642175 |
| HELION TRUST OÜ | 16229101 |
| HELIOS INVESTMENTS OÜ | 12830557 |
| HELION GROUP OÜ (former name Helion OÜ) | 12493396 |
| HELION GRUPP OÜ kustutatud | 10680674 |
| BALT-HELLIN OÜ (former name Aktsiaselts Balt-Hellin) | 10124134 |
| LEIDYKLA HELIOS OÜ (former name Webread OÜ) | 14066646 |
| IZDEVNIECĪBA HELIOS OÜ | 16415447 |
| HELIOS KIRJASTUS OÜ | 11625080 |
| HELLIN MAKEUP OÜ | 14543023 |
| HELLAD KOLUMATSID OÜ | 12193174 |