| Company name | Reg. code |
|---|---|
| THINKBERG OÜ | 11332113 |
| THINKERS & EXPLORERS OÜ kustutatud | 14918718 |
| DIGITAL THINKER OÜ | 17108351 |
| CREATIVE THINKER OÜ | 14481440 |
| THE THINKERS COMPANY OÜ | 16920553 |
| THINKERS TOWN SERVICES OÜ | 16696989 |
| THE THINKER CENTER OÜ kustutatud | 14888934 |
| KLINKBERG HOLDING OÜ | 12002642 |
| KLINKBERG TRADING OÜ | 14956481 |
| SPRS OÜ (former name Pinkberg OÜ) | 11611103 |