| Company name | Reg. code |
|---|---|
| TROS OÜ | 14302673 |
| TROST OÜ | 10911719 |
| TROSS & KO OÜ | 10095800 |
| TROST&PARTNER OÜ | 17139392 |
| TROY OÜ kustutatud | 11026161 |
| TROIS LIONS OÜ | 14600927 |
| SKY TRON OÜ kustutatud | 12313336 |
| TRON INVEST OÜ | 17050448 |
| TROT LPS OÜ kustutatud | 11277526 |
| TROF CAPITAL OÜ | 14308888 |
| STELLAR TRON OÜ (former name Üksik OÜ) | 16881936 |
| TRON GRUPP OÜ | 12801337 |
| TROSSCUT EUROPE OÜ (former name Tross-saagimine OÜ) | 12473301 |
| TRO SOLUTION OÜ | 12954957 |
| TRON WEEKLY JOURNAL OÜ | 14681848 |
| TROY GLOBAL TECHNOLOGIES OÜ | 16123147 |
| J'AIME TROP TON SIGNE OÜ | 16640730 |
| AGBORIODO OLOGBOGBO OÜ kustutatud (former name OÜ Tron) | 14548894 |
| BRENTCOM OÜ (former name Trohs Holding OÜ) | 17026268 |
| UPCAR GROUP OÜ (former name Tron Drive OÜ) | 14370344 |
| PKAM EHITUS OÜ kustutatud (former name TROE MAJA OÜ) | 12915182 |
| TROSKA OÜ | 14837279 |
| TROSSER OÜ kustutatud | 12079254 |
| TROSSER OÜ (former name OÜ Arvutid) | 14863940 |
| TROSTINAUTO OÜ | 14279266 |
| RUNARGROUP OÜ (former name EXCHAN OÜ) | 14535807 |
| STARTUP ASSISTANT OÜ (former name Tro Consulting Group OÜ) | 11894667 |
| TROSTWIK GRUPP OÜ | 16153958 |
| TAOS OÜ | 12390420 |
| FROS OÜ | 16317058 |
| IROS OÜ kustutatud | 16801009 |
| BROS OÜ | 11882612 |
| EROS OÜ | 14089357 |
| TRES OÜ | 16455808 |
| TEOS OÜ | 14504847 |
| TROVELP OÜ (former name TROSSER OÜ) | 12292232 |
| ST EHITUSVIIMISTLUS OÜ (former name Trossmets OÜ) | 14441209 |
| REMOTE PROS OÜ kustutatud | 16205618 |
| PENCIL OROS OÜ | 17164214 |
| TRES COMMAS OÜ | 14588770 |
| TRES MEDIA OÜ kustutatud | 12333037 |
| WISE BROS OÜ | 14228706 |
| TRIOS INVEST OÜ | 10665433 |
| TRIMPEX BROS OÜ kustutatud (former name Winner Project OÜ) | 12956235 |
| MERILLUS TRNS OÜ | 14531066 |
| BROS EST OÜ | 12027464 |
| TRES PECADOS OÜ kustutatud | 12940949 |
| TEOS TOUR OÜ | 14633559 |
| TECH4PROS OÜ | 16859500 |
| KONGO BROS OÜ | 12598770 |