| Ettevõtte nimi | Reg. kood |
|---|---|
| ROSTON HOLDING OÜ | 12631295 |
| BORING INVESTMENTS OÜ (endine nimi RISE HOLDING OÜ) | 10693412 |
| HOSTON HOLDINGS OÜ | 10203595 |
| D-ARC OÜ (endine nimi Rosso Holding 2020 OÜ) | 14929107 |
| EASTON HOLDING OÜ | 10435615 |
| CRESTON HOLDING OÜ | 10642047 |
| ROSSO HOLDING OÜ | 16167647 |
| ROST HOLDING OÜ kustutatud | 12317570 |
| CLAM BROTH OÜ (endine nimi Morton Holding OÜ) | 10940649 |