| Company name | Reg. code |
|---|---|
| DBITCOIN OÜ kustutatud | 16062888 |
| BITCOIN OÜ | 16460152 |
| FITCOIN OÜ | 12471727 |
| BITCOINS.NU OÜ kustutatud | 12578856 |
| DANSOFT OÜ kustutatud (former name Bitcoin Exchange OÜ) | 14534780 |
| TECHNICBOX OÜ kustutatud (former name Carver Group OÜ) | 12890648 |