| Ettevõtte nimi | Reg. kood |
|---|---|
| THEYTECH OÜ | 16792440 |
| TREVTECH OÜ kustutatud | 16274308 |
| CHEMTECH OÜ kustutatud | 12080228 |
| HEJTECH OÜ | 16799301 |
| HEATECH OÜ | 16889622 |
| HENTECH OÜ | 17069585 |
| TETECH OÜ | 14350873 |
| CHEMTECH SOLUTIONS OÜ | 16042325 |
| TENTECH GROUP OÜ kustutatud | 14570801 |
| HEXTECH SOLUTIONS OÜ | 17024625 |
| JEYTECH DIGITAL SERVICES OÜ | 17070950 |
| TETECH DESIGNING & ENGINEERING OÜ | 12272838 |