| Company name | Reg. code |
|---|---|
| LUMO OÜ | 12718547 |
| LUMO TRADE OÜ | 12910233 |
| ISP ESTONIA OÜ (former name LUMO Network OÜ) | 14482333 |
| LUMOS INVEST OÜ | 16048902 |
| LITTLE LUMOS OÜ | 17283137 |
| LUMOS FINLAND OÜ | 17081534 |
| LUMOS FINANCE OÜ | 17066552 |
| LUMOS MAXIMUS OÜ | 17475552 |
| LUMON DIGITAL OÜ | 17323173 |
| LUMOS WOODHOUSE OÜ (former name SGV Studios OÜ) | 16914268 |
| LUMOS STRATEGIES OÜ | 17138613 |
| LUMU OÜ (former name RS6 OÜ) | 14335419 |
| LUMI OÜ | 11534331 |
| LUMA OÜ | 17267316 |
| LUME OÜ | 14211054 |
| LUMA9 OÜ | 16453867 |
| LUMIO OÜ | 14648029 |
| LUMI CAPITAL OÜ (former name LC Residential OÜ) | 16977257 |
| LUX-LUMI OÜ | 16875108 |
| LUMI MARKETING OÜ | 17011159 |
| EHE LUMM OÜ | 12995258 |
| LUME TECHNOLOGY OÜ | 17401134 |
| LUME ALLIKAS OÜ | 16416104 |
| LUMI CREATIVE OÜ | 16929407 |
| LUMM TEKSTIIL OÜ | 11140313 |
| LUMI REBANE OÜ | 16439028 |
| LUME INVEST OÜ kustutatud | 12429085 |
| LUMI PEOKORRALDUS OÜ | 12375900 |
| LUMI & MARDI OÜ | 10992669 |
| FINORA LUMI OÜ (former name Mängupõnn OÜ) | 14359710 |
| LUMI DIGITAL OÜ | 12694096 |
| LUMM TALLINN OÜ kustutatud | 12948336 |
| NATIVA LUMI OÜ | 17274411 |
| LUMI MOBILE OÜ kustutatud | 12021318 |
| LUMA RUUM OÜ | 17277148 |
| LUMA INVEST OÜ | 14816509 |
| LUMA STUDIO OÜ | 17309983 |
| LUMI INVEST OÜ | 16136960 |
| HELKA LUMI OÜ | 17198940 |
| LUMY LABS OÜ | 17418198 |
| LUMA VENTURES OÜ | 16888200 |
| LUME VARAHALDUS OÜ (former name SyGo OÜ) | 14464588 |
| LUMI ESPRESSO OÜ (former name OÜ Suureniidu Group) | 14127230 |
| LUMÉ ATELIER OÜ | 11632178 |
| LUMI CONSULT OÜ | 14657651 |
| LUMI DENTAL OÜ | 14927781 |
| ILUTUBA LUMM OÜ | 16923149 |
| LUMI GRUPP OÜ | 14423230 |
| LIIS LUMI OÜ | 14073882 |
| LUMI CLOTHES OÜ kustutatud | 12940798 |