| Company name | Reg. code |
|---|---|
| MEDICAL HOLDING OÜ kustutatud | 14964546 |
| CARDIOTECH OÜ (former name YY MEDICAL HOLDINGS OÜ) | 12144690 |
| KILPINEN HOLDING OÜ (former name Valkea Media Holding OÜ) | 12411180 |
| FCR MEDIA GROUP OÜ (former name FCR MEDIA HOLDING OÜ) | 12298743 |