| Company name | Reg. code |
|---|---|
| RHS OÜ | 14859743 |
| RHS SYSTEMS OÜ | 11588634 |
| RHS TEENUSED OÜ | 16216564 |
| RHS KINNISVARA OÜ kustutatud | 11018776 |
| RHS GLOBAL ENTERPRISES OÜ kustutatud | 14999510 |
| RHSCREW OÜ (former name OUTAA OÜ) | 14521628 |
| RHSUPERIOR OÜ | 16833392 |
| RES-RES OÜ | 14850529 |
| BHS OÜ | 16178025 |
| RLHS OÜ | 14483060 |
| RHC OÜ (former name Rosimannus Holding Company OÜ) | 12879598 |
| RHK OÜ | 12142113 |
| FHS OÜ | 12616278 |
| RJS OÜ | 16871582 |
| RHA OÜ | 17115718 |
| RAS OÜ | 12005770 |
| RHB OÜ | 14650533 |
| OHS OÜ | 10116940 |
| RHL OÜ | 10131298 |
| RBS OÜ kustutatud | 11908470 |
| GHS OÜ | 14841826 |
| RKS OÜ | 10773884 |
| MHS OÜ (former name GOOD OÜ) | 12482079 |
| RLS OÜ kustutatud | 12274955 |
| RLS OÜ | 14445450 |
| RHN OÜ | 16994623 |
| NHS OÜ | 14769655 |
| RHF1 OÜ | 16993764 |
| EHS OÜ | 17227647 |
| HHS OÜ | 12598735 |
| CHS OÜ | 12843034 |
| RBS OÜ | 16988887 |
| KHS OÜ | 16122403 |
| QHS OÜ | 16674226 |
| RHM OÜ | 16794858 |
| HRS CAPITAL OÜ | 12863396 |
| KHS MÍDIA OÜ | 16703073 |
| AHS GROUP OÜ | 14433263 |
| OHS SERVICES OÜ (former name Honkatalot PLH Group OÜ) | 14717871 |
| RES ESTONIA OÜ kustutatud | 11592222 |
| RJS ADVISORY OÜ | 17147807 |
| RIS CONSULT OÜ kustutatud | 16632067 |
| RDS INVESTEERINGUD OÜ | 12868809 |
| RKS KONSULT OÜ | 17414740 |
| NHS TEENINDUS OÜ | 17142603 |
| NHS HOLDING OÜ | 16655051 |
| NHS PARTNER OÜ | 16728933 |
| NHS KAPITAL OÜ | 16678494 |
| RKS DRIVE OÜ (former name RKS Sushi OÜ) | 12875896 |
| RHB TRADERS OÜ | 14972770 |