| Company name | Reg. code |
|---|---|
| POPROCK OÜ | 16853124 |
| PÕPRO OÜ kustutatud | 10354420 |
| TAPROCK OÜ kustutatud | 14457826 |
| PAEROCK OÜ | 16179412 |
| POLLOCK OÜ (former name Archibald OÜ) | 14449442 |
| SOMROCK OÜ | 11096470 |
| HYPROCK OÜ kustutatud | 14093695 |
| EXPLOTECH OÜ (former name Popoco OÜ) | 12685983 |
| MEGA TRADING OÜ kustutatud (former name Bribery OÜ) | 14011094 |