| Company name | Reg. code |
|---|---|
| ORT INVEST OÜ | 17169275 |
| ORTHOQ INVEST OÜ (former name Medeq Invest OÜ) | 12615020 |
| ORTOLINK INVEST OÜ | 11910656 |
| ORTODONTIA INVEST OÜ kustutatud | 12891033 |
| ORTUS INVEST GRUPP OÜ | 11129352 |
| COMPOTEXA OÜ kustutatud (former name IAMUS Invest OÜ) | 14444108 |
| ORJ INVEST OÜ | 17023264 |
| KRT INVEST OÜ | 14841909 |
| MRT INVEST OÜ | 10875567 |
| FORT INVEST OÜ kustutatud | 11957586 |
| ORG INVEST OÜ kustutatud | 12389747 |
| JRT INVEST OÜ | 16003963 |
| HRT INVEST OÜ | 16285312 |
| OAT STREET INVEST OÜ | 16416856 |
| PROEST OÜ (former name SRT Invest OÜ) | 12634595 |
| REXOZA OÜ (former name ORS Invest OÜ) | 14207957 |