| Company name | Reg. code |
|---|---|
| GRAMSTEIN OÜ kustutatud | 16450573 |
| GRAVSTEN OÜ kustutatud (former name SmartScandinavian OÜ) | 14440139 |
| GRASTEN CORP OÜ | 14236433 |
| RAMMSTEIN OÜ | 10914735 |
| RAKSTEIN OÜ | 14271435 |
| GRESTEIN OÜ | 16347266 |
| GRESTEIN INVEST OÜ | 16432991 |
| RAMSTAIN INVEST OÜ | 11232274 |