| Company name | Reg. code |
|---|---|
| W&S INTERNATIONAL OÜ | 12069089 |
| W.B.S. INTERNATIONAL OÜ kustutatud | 11097922 |
| COMPOTEXA OÜ kustutatud (former name Metal Construction International OÜ) | 14444108 |
| WEBER INTERNATIONAL SERVICES OÜ | 14881820 |
| OULU INTERNATIONAL SUMMER AND WINTER PROGRAMME OÜ | 14043025 |