| Company name | Reg. code |
|---|---|
| T3B3 OÜ | 16901892 |
| T.B.B.FORVART OÜ kustutatud (former name T.B.B. Forvart) | 11262074 |
| N B T OÜ (former name N B T.) | 10087686 |
| T.B. BATHROOM OÜ (former name Garantbonus OÜ) | 14896359 |
| T4B CONSULTING OÜ | 16352988 |
| SMC B&T OÜ kustutatud | 12084031 |
| EU B&T OÜ kustutatud | 12167975 |
| B&T GRUPP OÜ | 12956554 |
| B&T CONSULTANCY OÜ | 11467184 |
| T.B. COMPANY OÜ | 17011611 |
| B.T. INVEST OÜ kustutatud | 12645618 |
| UFFES B S T OÜ kustutatud | 12370185 |
| B0T1FY.BIZ OÜ kustutatud | 16412271 |
| T.M.C.B. OÜ | 16132011 |
| B.T.I. CAPITAL OÜ | 11983075 |
| B.A.T SCHOOL OÜ | 14121500 |
| ECO T.B.GROUP OÜ kustutatud | 11008341 |
| B.A.L.T. IDEEDE OÜ | 16462659 |
| B.E.R.T.ARENDUS OÜ kustutatud | 10798677 |
| T.A.R.B. TECHNOLOGIES APPLIED TO RIVER BUILDINGS OÜ | 14305045 |
| CRAFTLAB OÜ kustutatud (former name T. B. Handicraft OÜ) | 16132152 |
| NSO OÜ (former name A.T.B OÜ) | 16199110 |
| FILTRIMEISTER OÜ (former name B&T Service OÜ) | 12601070 |
| EK HOLDINGS OÜ (former name OÜ F.T.B.O.O.) | 12008047 |
| BH T1 OÜ | 17161523 |
| BRM TB OÜ | 12621167 |
| BCS TM OÜ | 16752682 |
| BA TECH OÜ | 14044679 |
| TP BUSS OÜ | 14267698 |
| TAI BOH OÜ | 16294446 |
| B TOMAT OÜ kustutatud | 11362781 |
| THE BOX OÜ | 12774057 |
| B8 TECH OÜ | 16324495 |
| THE BRIDGE BFC OÜ | 17479290 |
| BEAUTY TOUCH BY TEELE OÜ | 16800524 |
| THE BRAINY BAND OÜ | 12967121 |
| THE BABYLON BAR OÜ | 14998367 |
| THE BEST OÜ kustutatud | 12066091 |
| BON TOUR OÜ | 12107312 |
| TILK BIO OÜ | 17473978 |
| T&K BYGG OÜ kustutatud | 12688929 |
| BG TAKSO OÜ | 16217641 |
| T&D BEER OÜ | 12168153 |
| BTM TECH OÜ | 12063750 |
| B TEENUS OÜ | 16428119 |
| THE BASE OÜ | 12189072 |
| BY TRIIN OÜ | 14356155 |
| BY TRADE OÜ kustutatud | 12470521 |
| BS TRANS OÜ | 11348798 |
| TÕRU BVV OÜ | 14077377 |