| Company name | Reg. code |
|---|---|
| I&D TECHNOLOGY OÜ | 12600099 |
| DOINSANETWORK OÜ (former name Installer Digital Technology OÜ) | 16540141 |
| STAR INTERNATIONAL DIGITAL ASSETS TECHNOLOGY CORP. OÜ kustutatud (former name HashTrade OÜ) | 14491958 |
| ENGINEERING INSTITUTE FOR INTEGRATED DEVELOPMENT AND TECHNOLOGY OÜ | 16410987 |
| EUROPEAN CENTER FOR INNOVATION AND TECHNOLOGY DEVELOPMENT OÜ | 16847483 |