| Company name | Reg. code |
|---|---|
| SINORENA OÜ | 12453215 |
| CHEMFERT OÜ (former name Sinorena Consulting Group OÜ) | 14023341 |
| SINOREF (EUROPE) OÜ kustutatud | 14954453 |
| SINORA 4YOU OÜ | 17414616 |
| MINORETA OÜ kustutatud | 10456570 |
| PINORENA CAPITAL OÜ | 16118181 |
| ZEOT 236 WICR OÜ (former name Sinurent OÜ) | 11966289 |
| NORENA OÜ (former name Marete Haldus OÜ) | 11010734 |
| SORENA OÜ | 12528723 |
| SIRENA OÜ | 14211597 |
| SIRENA INVEST OÜ | 11885800 |
| SIRENA & KO OÜ | 12830735 |
| CONSCIOUS BREATHING INSTITUTE OÜ (former name Sorena Health and Wealth OÜ) | 16431038 |
| KOURAMOKE SALUBILI OÜ (former name PortMedica OÜ) | 16510861 |