| Company name | Reg. code |
|---|---|
| BAUSTOCK OÜ kustutatud (former name Baustock UÜ) | 14285584 |
| ECOBETOON GROUP OÜ (former name Baustock OÜ) | 11976626 |
| BAUSTONE OÜ | 14237450 |
| NAPSTOCK OÜ kustutatud | 12539721 |
| MAXSTOCK OÜ kustutatud (former name GLE Transport OÜ) | 12570731 |
| LATSTOCK OÜ kustutatud | 12551455 |
| RADSTOCK OÜ | 16175760 |
| BALTSTOCK OÜ | 14201699 |
| MAYSTOCK OÜ kustutatud | 11745080 |
| CAPSTOCK BALTIC OÜ | 14078827 |
| SD BSTOCK OÜ kustutatud | 16517024 |