| Company name | Reg. code |
|---|---|
| BT&CO OÜ kustutatud | 12188871 |
| BTE CONCORD OÜ kustutatud | 11519061 |
| BTK COMMERCE OÜ | 12755554 |
| BTER COMPANIES OÜ kustutatud | 14894797 |
| BTCA CORPORATION OÜ (former name NORMANN SOLUTIONS OÜ) | 14652019 |
| BTCEX SERVICE CONSULT OÜ (former name HoldCrypto OÜ) | 14816828 |