| Ettevõtte nimi | Reg. kood |
|---|---|
| WORKUP OÜ | 14345441 |
| WORKOP OÜ | 14915625 |
| WORKSUP OÜ | 14557083 |
| WORK TO WORKER OÜ | 14149378 |
| WORKIO OÜ | 17559272 |
| WORKIS OÜ | 14566923 |
| WORKTUG OÜ | 14689689 |
| WORKFUN OÜ | 16642657 |
| WORKER OÜ | 14552175 |
| WORKON OÜ | 17296565 |
| WORKOUT OÜ | 12487680 |
| WORKIUM OÜ | 17420396 |
| WORKIT OÜ | 11058959 |
| WORKHUB OÜ kustutatud | 16660023 |
| WORKLL OÜ (endine nimi WorkLL UÜ) | 14732273 |
| WORK WORK WORK OÜ | 14727415 |
| WORKS OÜ | 16288256 |
| WORKS OÜ kustutatud | 11474209 |
| WORK2WORK OÜ | 14526616 |
| NORDIC WORKER OÜ | 14440547 |
| PRE-WORKOUT OÜ | 16852739 |
| VUMP WORKER OÜ (endine nimi Usaldusühing VUMP Worker) | 10965419 |
| LA-WORKOUT OÜ | 16514787 |
| WORKER EST OÜ | 12649674 |
| JUST WORKER OÜ | 16754770 |
| JUMPBRASIL WORKOUT OÜ | 16707871 |
| E WORKER OÜ | 14200777 |
| WORKER4U OÜ kustutatud | 14458464 |
| WORKER4RENT OÜ kustutatud (endine nimi Workpower OÜ) | 14673079 |
| JTT WORKER OÜ kustutatud | 14031228 |
| WORKLI GROUP OÜ kustutatud | 14843914 |
| QUALITY WORKER OÜ kustutatud | 12088514 |
| WORKCO ESTONIA OÜ kustutatud | 16277502 |
| PRIIT WORKS OÜ | 12675068 |
| PABILA WORKS OÜ | 17367650 |
| ARACHNID WORKS OÜ | 14927976 |
| LONTRA WORKS OÜ | 17275273 |
| REGAL WORKS OÜ | 16029388 |
| ERBEK WORKS OÜ | 17277361 |
| MARGUS WORKS OÜ | 17483184 |
| RADA WORKS OÜ | 16391959 |
| S WORKS OÜ | 17131982 |
| EUTANK WORKS OÜ | 16737659 |
| MINDFUL WORKS OÜ (endine nimi Lipsula Design OÜ) | 14238490 |
| NATURE WORKS OÜ | 12001016 |
| WHATEVER WORKS OÜ | 14062588 |
| ECHONAL WORKS OÜ | 17488572 |
| MAIOROV WORKS OÜ | 12343320 |
| PROBABLY WORKS OÜ | 17438982 |
| FRANKLIN WORKS OÜ | 17367532 |