| Company name | Reg. code |
|---|---|
| CONCHAIN OÜ | 16542832 |
| COCHAIN OÜ kustutatud | 14631247 |
| TOPCHAIN OÜ (former name Topchain UÜ) | 16728258 |
| CODECHAIN OÜ | 16598502 |
| VINCHAIN OÜ (former name Eurocrew OÜ) | 14322374 |
| CAPCHAIN CAPITAL OÜ (former name Dzeiny Beauty OÜ) | 14707016 |
| INCHAIN DIGITAL OÜ (former name Weaver Incorporated OÜ) | 16593284 |
| TOMYA TECHNOLOGY OÜ kustutatud (former name ONCHAIN OÜ) | 14893705 |
| FRA NORDIC IMPORT OÜ (former name Montchain OÜ) | 16800694 |