| Company name | Reg. code |
|---|---|
| NTT OÜ | 10045593 |
| NTT INVESTMENT GROUP OÜ kustutatud | 12179300 |
| NTTZ EVENTS OÜ | 14984460 |
| NMT OÜ | 12728592 |
| NNT OÜ | 16607968 |
| ATT OÜ kustutatud | 12617355 |
| NAT20 OÜ | 17157042 |
| HTT OÜ kustutatud | 12017520 |
| ETT OÜ kustutatud | 14038147 |
| NITT OÜ | 10898717 |
| NTK OÜ kustutatud | 12217911 |
| CTT OÜ | 10858907 |
| NKT OÜ | 16028012 |
| NTC OÜ kustutatud (former name Nordic Transport Chemicals OÜ) | 12407942 |
| NTR OÜ | 12945148 |
| NTS OÜ | 11321612 |
| NAT1 OÜ kustutatud | 16490733 |
| DTT OÜ (former name OÜ Dan-Tom Trading) | 11629988 |
| NOT OÜ | 12010920 |
| ATT OÜ | 17206533 |
| NET24 OÜ kustutatud (former name M-Fassaadid OÜ) | 14323103 |
| ETT OÜ kustutatud | 16572773 |
| NTB OÜ | 16206258 |
| "NRT" OÜ (former name NRT) | 10005435 |
| NHT OÜ | 14954536 |
| NAT OÜ | 12132385 |
| MTT OÜ kustutatud | 10112295 |
| NST OÜ (former name NS Passive Invest OÜ) | 14224105 |
| NET VARAHALDUS OÜ | 10640444 |
| WINE NOT OÜ | 14150045 |
| NAT PK OÜ | 17339139 |
| NTE VARAHALDUS OÜ | 14050496 |
| NET VENTURES OÜ | 12459979 |
| NET CONSULT OÜ kustutatud | 10468276 |
| NET FINANCE OÜ kustutatud | 12790645 |
| TECH NET 365 OÜ kustutatud | 14648153 |
| NTE CAPITAL OÜ | 16572224 |
| FORTYN.NET OÜ kustutatud | 14757066 |
| MOSAICOTECH.NET OÜ | 16814526 |
| FTT UKRAINA OÜ | 12104396 |
| NBT ESTONIA OÜ | 12694054 |
| NOT RS OÜ | 17077596 |
| VICTORYFOREVER.NET OÜ | 16625050 |
| 1NET.EE OÜ | 14906922 |
| NOOLE NET OÜ | 12786170 |
| HTT VEOD OÜ | 14458091 |
| NST DEVELOPMENT OÜ | 14953465 |
| NUT COMPANY OÜ kustutatud | 12771234 |
| MARKETBANK.NET OÜ | 11892987 |
| GAIA-NET OÜ | 16012896 |