| Ettevõtte nimi | Reg. kood |
|---|---|
| W-WORK OÜ kustutatud | 12440974 |
| WORK WORK WORK OÜ | 14727415 |
| WORK TO WORKER OÜ | 14149378 |
| WORK OÜ kustutatud | 14071587 |
| WORK WAY OÜ | 11503023 |
| WELL WORK OÜ | 14764020 |
| WEB WORKS OÜ | 16303783 |
| WORKS OÜ | 16288256 |
| X WORK OÜ | 17310182 |
| 5+WORK OÜ (endine nimi 5+work UÜ) | 14293112 |
| WIRE WORKS OÜ | 16798299 |
| WASTE WORK OÜ kustutatud (endine nimi Golden Beauty OÜ) | 12672650 |
| WAY OF WORK OÜ | 16072088 |
| WOOD WORKS OÜ (endine nimi RenCarpenter OÜ) | 12936304 |
| WATER WORK OÜ | 17071872 |
| WRAP WORKS OÜ kustutatud | 12551745 |
| WORK WORLD OÜ kustutatud | 14316215 |
| WEB BY WORK OÜ kustutatud | 16446264 |
| WORKIT OÜ | 11058959 |
| AK WORK OÜ | 12124109 |
| WORKON OÜ | 17296565 |
| 3D WORK OÜ | 14011510 |
| WORKER OÜ | 14552175 |
| WORKIS OÜ | 14566923 |
| WORK M8 OÜ | 16223713 |
| MH WORK OÜ | 16803801 |
| WORKUP OÜ | 14345441 |
| WORKLL OÜ (endine nimi WorkLL UÜ) | 14732273 |
| RK WORK OÜ | 16891521 |
| WORK27 OÜ kustutatud | 16059892 |
| SK WORK OÜ | 16836717 |
| NO WORK OÜ | 12910871 |
| MR WORK OÜ | 12264849 |
| AB WORK OÜ kustutatud | 11793239 |
| AT WORK OÜ | 16223340 |
| WORKOP OÜ | 14915625 |
| S WORKS OÜ | 17131982 |
| HM WORK OÜ kustutatud | 12188635 |
| WEPRO WORKS OÜ | 14794676 |
| WELCO WORKS OÜ kustutatud | 12972866 |
| WEZLA WORKS OÜ | 16276773 |
| WORDY WORKS OÜ | 17304939 |
| WIGUR WORKS OÜ | 17253834 |
| WORKEST OÜ | 12555387 |
| WORKIVO OÜ kustutatud | 14888561 |
| E WORKER OÜ | 14200777 |
| WORKING OÜ | 12160571 |
| WORKALL OÜ | 16508404 |
| LM WORKS OÜ | 14923027 |
| A&R WORK OÜ | 17025903 |