| Company name | Reg. code |
|---|---|
| CORONIUM OÜ kustutatud | 12393849 |
| CORDONUM OÜ | 17086632 |
| CORUNDUM OÜ kustutatud | 10715384 |
| CORNIUS OÜ kustutatud | 14061399 |
| CORNUM OÜ | 12457396 |
| CORINTUM DESIGN OÜ | 12845406 |
| WOSSA CORONOU OÜ (former name Epiflow OÜ) | 14491906 |
| CORIUM FONTE OÜ (former name Natalja Rõndina - Maakler OÜ) | 16513003 |
| CHRODIUM OÜ | 17159325 |
| DEDO CORPORRA OÜ (former name Coralium OÜ) | 16119720 |
| CRANIUM DISAIN OÜ | 16241332 |