| Ettevõtte nimi | Reg. kood |
|---|---|
| ONEC OÜ | 14373207 |
| ONE7ONE OÜ | 16522887 |
| ONE 2 ONE MEDICARE OÜ kustutatud | 12767913 |
| ONE2ONE PROJECTS OÜ kustutatud (endine nimi a2b services OÜ) | 14750012 |
| ONE OÜ | 11478549 |
| ONE7 OÜ | 16889518 |
| ONES LINE OÜ kustutatud | 16143629 |
| ONET GRUPP OÜ kustutatud | 11466322 |
| ONES & ZEROES OÜ | 14196946 |
| STRANGE ONES OÜ | 16521391 |
| PROPERTY ONE OÜ | 16687565 |
| SURUDA ONE OÜ kustutatud | 14368152 |
| ANGEL ONE OÜ kustutatud | 10484826 |
| ONE ECOMMERCE OÜ kustutatud | 14026285 |
| AUSPEX ONE OÜ | 14608490 |
| ONE LIFE OÜ kustutatud | 12827704 |
| 1ST ONE OÜ | 14745086 |
| GRUPP ONE OÜ kustutatud | 10712931 |
| ONE STAY OÜ | 14779553 |
| AUTO ONE OÜ | 10861521 |
| ESI ONE OÜ kustutatud | 16557785 |
| MILL ONE OÜ | 12507849 |
| TOWER ONE OÜ | 17287201 |
| DELTA ONE OÜ | 11464317 |
| MASTER ONE OÜ | 11990514 |
| APPIAN ONE OÜ | 12924927 |
| ONE80 HOLDING OÜ kustutatud | 12838702 |
| ONE INVEST OÜ | 16443455 |
| TEMTING ONE OÜ (endine nimi Swedlog OÜ) | 14534461 |
| DAY ONE OÜ | 16677064 |
| ONE DESIGN OÜ | 16500710 |
| INTERIOR ONE OÜ | 16275868 |
| ONE WAY OÜ | 12607345 |
| STUDIO ONE OÜ | 11063788 |
| WIND ONE OÜ kustutatud | 12023503 |
| OPDF ONE OÜ | 11306593 |
| WEKTORIKS ONE OÜ | 17392286 |
| BULLDOG ONE OÜ | 10509911 |
| SIDE ONE OÜ | 11600513 |
| ONE HOLDING OÜ | 11660194 |
| ONE GMT OÜ | 17133337 |
| GATE ONE OÜ | 12995301 |
| CREATIVE ONE OÜ | 12783094 |
| EINO.ONE OÜ kustutatud | 14126489 |
| CREDIT ONE OÜ | 12449426 |
| VILLA ONE OÜ | 14288594 |
| ECHO ONE OÜ | 10806218 |
| HILO ONE OÜ | 16300980 |
| GREAT ONE OÜ | 16566850 |
| CAMERA ONE OÜ | 12105856 |