| Company name | Reg. code |
|---|---|
| NYUMBA OÜ | 16373714 |
| TUMBA JUMBA OÜ | 17175488 |
| NKUMBA KITIBULU OÜ kustutatud (former name M-P-C Consult OÜ) | 14801123 |
| CYUMBA MUKARANGE OÜ kustutatud (former name EFOY OÜ) | 11952614 |
| ZUMBA OÜ | 11963032 |
| TUMBA OÜ | 14778335 |
| NIMBA OÜ | 17107148 |
| VUMBA OÜ | 16486559 |
| NAUMA OÜ kustutatud | 10240857 |
| NUMBAT SERVICE OÜ | 12314198 |
| KOUMBA TIVAOUANE OÜ kustutatud | 11993412 |
| SHUMBA BUSIMBA OÜ (former name AB Päikeseranna OÜ) | 12861693 |
| PUMBA-KATLAKESKUS OÜ kustutatud | 16504665 |
| NAMBA ONE OÜ | 14040776 |
| VUMBA NAKISUNGA OÜ (former name OÜ FP Arendus) | 14000676 |
| RUMBA MÕISA OÜ | 12627655 |
| TUME TUMBA OÜ | 17082410 |
| TODY TUMBA OÜ | 14298641 |
| NEUMA TRANSLATIONS OÜ (former name Neuma Consulting OÜ) | 14652002 |
| NUMB OÜ | 16525093 |
| NUMA OÜ kustutatud | 10637945 |
| EVE NUUMA KOSMEETIKA OÜ kustutatud | 10281980 |
| YUBA WISDOM OÜ kustutatud | 16042503 |
| NUMA SHOURAI PRODUCTIONS OÜ | 16271422 |
| MINDFULNESS COACHING OÜ (former name Nyima OÜ) | 12947687 |
| NORD STEEL GROUP OÜ (former name OÜ Umba) | 14170817 |
| MEGAKAUP OÜ kustutatud (former name YUMA Eesti OÜ) | 11143990 |