| Company name | Reg. code |
|---|---|
| EUCELL OÜ | 17474127 |
| EUCALY OÜ kustutatud | 14645338 |
| EIDELL OÜ | 17379446 |
| NEWCELL OÜ kustutatud | 11200073 |
| EESELL OÜ kustutatud | 16720831 |
| TRUCELL OÜ | 10541047 |
| ESTELL OÜ | 17422314 |
| LURELL OÜ | 16345095 |
| MUZELL OÜ | 16102518 |
| ESTCELL OÜ | 16832145 |
| EUDEAL OÜ (former name EST22 OÜ) | 16599074 |
| EMCEL OÜ | 16431015 |
| EUREL OÜ | 12189385 |
| UZELL OÜ kustutatud | 14145280 |
| EUTEL OÜ | 16107378 |
| BUSELL GRUPP OÜ | 14955501 |
| JETCELL TECHNOLOGIES OÜ | 14920721 |
| ESTELL TRADE OÜ | 16510526 |
| MERCELL ESTONIA OÜ | 11328867 |
| ELLELL ADVISORY OÜ | 17381621 |
| EXZELL GROUP OÜ kustutatud | 16357649 |
| EXCEL CONSULTING OÜ kustutatud | 14208106 |
| FUELL ME OÜ kustutatud | 14671488 |
| CELL 911 OÜ kustutatud (former name Shipco Group OÜ) | 11158678 |
| CELL 112 OÜ | 14260348 |
| OPI.CELL OÜ kustutatud | 14577080 |
| CELL WELLTECH OÜ (former name Rayban OÜ) | 16272574 |
| PROSPERITY CELL OÜ kustutatud | 10906173 |
| LARVIK CELL INVEST OÜ kustutatud | 11445892 |
| ICOSAGEN CELL FACTORY OÜ | 11107818 |
| SMART-CELL SOFTWARE OÜ | 17323434 |
| STEM CELL FUTURE OÜ | 17070252 |
| RED CELL SOLUTIONS OÜ kustutatud | 14975478 |
| BLACK CELL INTERNATIONAL OÜ | 14803151 |
| ZENTHOS TECHNOLOGIES OÜ (former name Excel Capital OÜ) | 16293553 |
| CLOUDTALE OÜ (former name Duell IT Services OÜ) | 16014866 |