| Ettevõtte nimi | Reg. kood |
|---|---|
| WELK OÜ | 14032430 |
| WELL WELL OÜ | 12192074 |
| WELD24 OÜ | 14463293 |
| WELT OÜ | 12928523 |
| WELD OÜ | 16380795 |
| WELP! OÜ | 14987263 |
| WELL OÜ | 12851430 |
| WELAK OÜ | 14703691 |
| WELM OÜ kustutatud | 11582436 |
| EST-WELD OÜ | 14054100 |
| WELL TECHNOLOGY OÜ (endine nimi OÜ Well Tehnoloogia) | 12843577 |
| RK-WELD OÜ | 17193859 |
| REM-WELD OÜ | 16552144 |
| WELL SAID OÜ | 16180903 |
| GRAVITY WELL OÜ (endine nimi Kull ja Kiri OÜ) | 10251387 |
| GO WELL OÜ | 12559770 |
| WELL-BEING OÜ | 14996285 |
| WELL TRADING OÜ | 16252577 |
| MORE WELL OÜ | 12936391 |
| WELD METAL OÜ | 12596802 |
| FLAMES WELD OÜ | 16020186 |
| WELD & TRUST OÜ | 16340287 |
| WELD & BUILD OÜ | 14062861 |
| WELL CONSIDERED OÜ | 17457904 |
| WELD SPARK OÜ | 16447039 |
| ONE-WELD OÜ | 16620207 |
| WASP WELD OÜ | 16528080 |
| CAR WELD OÜ | 11086097 |
| DIPOWER WELD OÜ | 17078458 |
| SANDPIPER WELD OÜ | 16073538 |
| MMT WELD OÜ | 14941864 |
| FECT-WELD OÜ | 14963663 |
| WELL CLINIC OÜ | 17120725 |
| WELG VARUOSAD OÜ | 10253771 |
| WELL PROJEKT OÜ | 11207566 |
| GRÜNE WELT OÜ | 14113713 |
| WELL DONE OÜ | 12340764 |
| WELL VITAL OÜ kustutatud | 14131935 |
| BALTIC WELD OÜ | 12397113 |
| ER WELD OÜ | 16691839 |
| VIRUMAA WELD OÜ | 16765816 |
| ME WELD OÜ | 16841718 |
| BESTEST WELD OÜ (endine nimi BestEst Weld) | 12647913 |
| WELD SERVICE OÜ | 11950963 |
| W WELD OÜ | 12465661 |
| AP WELD OÜ | 16137008 |
| LKW WELT OÜ | 12302841 |
| CAPITAL WELL OÜ | 12951870 |
| REMIZ WELD OÜ | 10445111 |
| WELL PLAYED OÜ (endine nimi Angeloculus OÜ) | 12882028 |