| Company name | Reg. code |
|---|---|
| SPONOREL OÜ | 11099243 |
| PONOREN OÜ | 17413309 |
| SANOREL OÜ | 10613264 |
| SONORE OÜ | 14142597 |
| CONOREL GRUPP OÜ | 11363562 |
| IDEE SONORE OÜ | 12103478 |
| SONORE SURVEY OÜ | 17040765 |
| SONORE SOFTWARE SOLUTION OÜ | 16838171 |
| ANFA GRUPP OÜ (former name Pinorel OÜ) | 14569979 |