| Company name | Reg. code |
|---|---|
| WINSECT OÜ kustutatud | 12776059 |
| WINDEST OÜ kustutatud | 14498498 |
| WINWEST OÜ (former name OÜ Hiidsaare) | 12264164 |
| WINECO OÜ (former name ABNinvest OÜ) | 16082626 |
| WINECO OÜ kustutatud (former name OÜ Sommervent) | 11182470 |
| WINTEC24 OÜ | 14118219 |
| WINZET OÜ | 16030664 |
| WINTECH ESTONIA OÜ kustutatud | 11447402 |
| WINTECH COMPETIÇÃO OÜ | 16669047 |
| WINTEC WOOD OÜ | 12864869 |
| WINTEC GRUPP AUTO OÜ | 14946465 |
| GREEN SOLUTIONS NETWORK OÜ (former name Winvest oü) | 11127761 |
| WENNECT OÜ | 16675102 |
| INSECTO OÜ | 12704189 |
| VINSPECT OÜ kustutatud | 12143041 |
| INSPECT OÜ | 14716363 |
| PINNECT OÜ (former name Pinnex OÜ) | 17140231 |
| FRENERGO OÜ (former name OÜ WINECO) | 12838903 |
| ARONS BYGG & SANERING OÜ kustutatud (former name Wintech Solution OÜ) | 14049777 |
| WISEST OÜ kustutatud | 14500060 |
| WISECA OÜ | 14060307 |
| SINSET OÜ kustutatud (former name Pantera Ilusalong OÜ) | 11936986 |
| TRINSECT SOLUTIONS OÜ | 14559188 |
| JES INSPECT OÜ | 14104387 |
| VINSENT TRANSPORT OÜ kustutatud | 16661175 |
| ABC INSPECT OÜ | 16728956 |
| INSPECT MOTORS OÜ | 14127678 |
| GRID INSPECT OÜ | 16787114 |
| INSPECT EST OÜ | 16296913 |
| INSEC OÜ | 16855442 |
| WISEC OÜ | 14878500 |
| FINSET GRUPP OÜ kustutatud | 11354273 |
| INJECT.SO OÜ | 16472994 |
| SULP TSNIW OÜ (former name Winst Plus OÜ) | 14848159 |
| A.R. INSPECT OÜ kustutatud | 12520791 |
| K&M INVECT OÜ | 12946159 |
| FRENERGO PRODUCTS OÜ kustutatud (former name Wineco Project OÜ) | 12184956 |
| TETAROM CLUJ OÜ kustutatud (former name Insert Coin OÜ) | 14705879 |
| PEOMEISTER OÜ (former name Inset OÜ) | 16126393 |