| Company name | Reg. code |
|---|---|
| DUX OÜ kustutatud | 12978610 |
| DUX SHARE OÜ | 17429471 |
| DUXBERT OÜ | 17290746 |
| QUATRE DEUX DEUX OÜ | 16652696 |
| EUX360 OÜ kustutatud | 14844084 |
| DUE OÜ | 11894325 |
| HUX OÜ | 16848235 |
| LUX24 OÜ (former name LUX Valgus) | 12735345 |
| NUX OÜ | 11677651 |
| DUB OÜ | 11361451 |
| LUX OÜ | 14016341 |
| DVX OÜ (former name International Business Consulting Group OÜ) | 16490526 |
| DOX OÜ | 12878245 |
| DNX OÜ | 14825158 |
| EDUX OÜ | 11319472 |
| RUX OÜ | 14484823 |
| DEUX OÜ kustutatud | 11674210 |
| VELVATIA LUX OÜ kustutatud | 17162534 |
| PRADO LUX OÜ | 16085914 |
| LUX-LUMI OÜ | 16875108 |
| DEX PROTOCOLS OÜ | 16483549 |
| ELI DGX OÜ kustutatud | 16858274 |
| A-LUX OÜ (former name Apartment Delux OÜ) | 11364343 |
| DLX MANAGEMENT OÜ | 14898039 |
| DEUX FEMMES OÜ kustutatud | 10677985 |
| TENEBRIS LUX OÜ kustutatud | 14712230 |
| DEX.COM OÜ | 14674647 |
| DDX INVESTMENT OÜ (former name DDX Investment UÜ) | 14288654 |
| DUO HOLDING OÜ | 16682987 |
| LUX TRANSFER OÜ kustutatud | 12254007 |
| DUO PILDIRAAM OÜ kustutatud | 11418381 |
| LUX NOVA OÜ | 17138978 |
| LUX STELLARUM OÜ | 16638101 |
| LUX RAAMATUPIDAMINE OÜ | 12794597 |
| DUO-NOTABLE OÜ | 16561284 |
| FUX MARKETING OÜ | 16821288 |
| DDX LOGISTICS OÜ | 17403825 |
| CHESTA LUX OÜ | 17074534 |
| FULL LUX OÜ | 17256755 |
| FIAT LUX OÜ | 12784248 |
| LUX MARKETING OÜ kustutatud | 12663102 |
| RT-LUX OÜ | 17259825 |
| DUO KONSULTATSIOONID OÜ | 10416658 |
| DRIVEMAX LUX OÜ kustutatud | 14358001 |
| LUX CHARTER OÜ | 14371875 |
| LUX PARTY OÜ | 12076741 |
| DDX WORKS OÜ kustutatud (former name Bonus Capital OÜ) | 14332027 |
| DDX HOLDING OÜ kustutatud | 14813801 |
| MUX&POJAD OÜ kustutatud | 12741948 |
| FRIISMAN-LUX OÜ | 10412494 |