| Company name | Reg. code |
|---|---|
| NING OÜ | 14240498 |
| TP RENT NING HALDUS OÜ | 14460248 |
| NINE GBC OÜ | 12988488 |
| NINA SPEDITION OÜ | 11342241 |
| CLOUD NINE OÜ (former name Contemporary Contract Furnishing OÜ) | 14038868 |
| COSMETOLOG NINA OÜ | 17361765 |
| NINA PUHKEMAJA OÜ | 11415550 |
| NINE REALMS OÜ | 16623097 |
| NINE LIVES OÜ | 16188715 |
| B9NINE OÜ | 17229327 |
| NINE PINE OÜ | 16976819 |
| NINA TORP OÜ | 16724007 |
| NINA TALU OÜ | 11217317 |
| NINE SOUND OÜ | 12874431 |
| BRIDGE NINE OÜ kustutatud | 14339469 |
| NATURAL NINE OPERATIONS OÜ kustutatud | 16468395 |
| FORTY NINE GAMES OÜ (former name Mete Çilingir OÜ) | 16987403 |
| BRIDGE NINE MOBILE OÜ | 14873861 |
| SIXTY NINE GROUP OÜ kustutatud | 10203494 |
| NINE STARS CAPITAL OÜ | 14629084 |
| NINE CATS INVESTMENTS OÜ | 11998007 |
| NINE OF HEARTS OÜ | 16741508 |
| NINA LANDYSHEVA ARCHITECT OÜ | 14961039 |
| J.B.NINA PRODUCTION OÜ kustutatud | 16082514 |
| GOLDBRICK EXCHANGE OÜ (former name Ninety-nine percent OÜ) | 14729354 |
| UMMI NINGAS OÜ | 17458996 |
| JAMARAZO NINGUKU OÜ (former name Peterfield OÜ) | 14155634 |
| NINGUETERRE TELBAFFI OÜ (former name SONNAX GROUP OÜ) | 16593203 |
| INING OÜ kustutatud | 16238399 |
| PING OÜ | 14932339 |
| PING OÜ kustutatud | 10815171 |
| 369RING OÜ | 16400670 |
| WING OÜ kustutatud | 10355922 |
| RING OÜ kustutatud | 10201171 |
| DING 60 OÜ | 17338619 |
| HING OÜ | 16497712 |
| RING OÜ | 14498966 |
| NINGBO TRADING INTERNATIONAL OÜ | 16536168 |
| ING OÜ kustutatud | 14010083 |
| NNG OÜ | 17425353 |
| 6ING OÜ | 16618653 |
| CREA-TING OÜ | 17341053 |
| DAS DING OÜ | 17400838 |
| KING SYSTEMS OÜ | 10673444 |
| LM KING OÜ | 10952397 |
| MUST RING OÜ kustutatud | 14717018 |
| RING JOONISTUS OÜ | 16031617 |
| KING CAPITAL OÜ | 17028617 |
| MISTER KING OÜ | 10935163 |
| KING STARS OÜ | 16282779 |