| Company name | Reg. code |
|---|---|
| O DECUS OÜ | 12630864 |
| DECUS OÜ | 12046929 |
| DECUS PRO OÜ | 14769557 |
| DECUS ENTERPRISES OÜ kustutatud (former name OÜ Hiro Investments) | 12857941 |
| DECUS INTERNATIONAL OÜ | 12970719 |
| SLENDER LIFE OÜ kustutatud (former name Decus corp OÜ) | 14688276 |