| Company name | Reg. code |
|---|---|
| WINDGO OÜ | 14495198 |
| WINGO GROUP OÜ kustutatud | 11458044 |
| WINDO VIIMISTLUS OÜ kustutatud | 12559830 |
| WINECO OÜ (former name ABNinvest OÜ) | 16082626 |
| WINDSOR OÜ | 11949434 |
| WINDPRO OÜ | 11459078 |
| WINDCOM OÜ | 11128461 |
| WINDAK OÜ | 11025871 |
| WINDROX OÜ | 10425870 |
| WINDOM OÜ | 16422105 |
| WINECO OÜ kustutatud (former name OÜ Sommervent) | 11182470 |
| 8-WINDS OÜ | 14113558 |
| WINGS OÜ kustutatud | 12147688 |
| WINDY OÜ | 12383242 |
| WINDT OÜ | 17060615 |
| WINDAM GROUP OÜ kustutatud | 12969717 |
| ESTONIAN WINDOW OÜ | 11540583 |
| WINDLY HOLDING OÜ | 16486424 |
| WINDOW GROUP OÜ kustutatud | 11988061 |
| WINDROX KAUBANDUS OÜ kustutatud | 14512413 |
| WINDSOR MEDIA OÜ kustutatud | 16139958 |
| WINDSOR RP OÜ | 12798463 |
| WINDER PUBLISHING OÜ kustutatud | 16266757 |
| KL WINDOW OÜ kustutatud | 14790572 |
| EVENT WINDOW OÜ kustutatud | 12344294 |
| ROYALE WINDOW OÜ kustutatud | 11978890 |
| WEB WINDOW OÜ | 17163769 |
| WINDROX GRUPP OÜ | 11966473 |
| WINDEQ SUPPLY OÜ | 12881000 |
| WINDOW DESING OÜ kustutatud | 12656071 |
| WINDROX KAPITAL OÜ (former name Windrox Ripplaed OÜ) | 11374888 |
| SCANDINAVIAN WINDOW OÜ | 12047685 |
| NORDIC WINDOW OÜ | 12183856 |
| WINDOW FILMS OÜ | 12052410 |
| WINDSOR INVESTMENTS OÜ | 10792462 |
| WINDROX HALDUS OÜ | 16246921 |
| WINDOW COVER OÜ (former name Carrytrans OÜ) | 14428196 |
| WINDOOR FACADES OÜ (former name Ninety OÜ) | 12581775 |
| MY WINDOW OÜ | 14623532 |
| WINDSOR GROUP OÜ | 11096368 |
| WINDSOR LOGISTIKA OÜ kustutatud | 10822223 |
| BALTIC WINDOW OÜ kustutatud | 12508258 |
| GREEN WINDOW OÜ | 10015379 |
| WINDROX INVESTEERINGUD OÜ | 16458706 |
| RR WINDOW OÜ kustutatud | 12422999 |
| WINDROX INVESTMENT OÜ | 16058912 |
| WINDEX TECHNOLOGIES OÜ | 14914910 |
| ANKA WINGS OÜ | 17071168 |
| CAPITAL WINDS OÜ | 16497929 |
| EDULAHE WINGS OÜ | 16551624 |