| Company name | Reg. code |
|---|---|
| ZENTROCS OÜ | 17178274 |
| ZENTROPY OÜ | 16178898 |
| ZENTRO OÜ (former name Everything2Sell OÜ) | 17295241 |
| ZENTHOS TECHNOLOGIES OÜ (former name Excel Capital OÜ) | 16293553 |
| ZENTHOS FUND 1 OÜ | 17193492 |
| BENTROS OÜ | 11423324 |
| ENTROC INVEST OÜ | 12505751 |
| THAMRIN MANGGA OÜ kustutatud (former name Ventroc OÜ) | 12204297 |