| Company name | Reg. code |
|---|---|
| PWS OÜ | 12683174 |
| PWR OÜ | 16597141 |
| WPS OÜ | 12584555 |
| WWS OÜ | 12363819 |
| UWS OÜ | 17407510 |
| NWS OÜ | 17178436 |
| PWP OÜ | 17061359 |
| PEŠ OÜ kustutatud | 10065816 |
| POS11 OÜ | 17185630 |
| PWG OÜ kustutatud | 12013373 |
| CWS OÜ | 16400227 |
| 3QWS OÜ | 14632399 |
| PLS OÜ kustutatud | 14458197 |
| EWS OÜ | 16644805 |
| POS6 OÜ | 17082746 |
| PWY OÜ (former name i-TRANSPORT OÜ) | 12765736 |
| 8PUS OÜ | 17104459 |
| PGS OÜ | 16373430 |
| PVS&500 OÜ kustutatud (former name S.P TECHNOSILA OÜ) | 12240347 |
| PKS OÜ kustutatud | 10449043 |
| POS2 OÜ | 17074675 |
| POS3 OÜ | 16367079 |
| POS18 OÜ (former name VK6 OÜ) | 17024683 |
| WPS PARTNERS OÜ kustutatud | 12731714 |
| ADAMS PWG OÜ | 16090040 |
| DUCTO PRS OÜ kustutatud | 12559385 |
| UWS BALTIC OÜ | 10808134 |
| PWN MEDIA OÜ | 14829305 |
| POS TRADE OÜ | 12470426 |
| GWS BIOTEC OÜ (former name Green World Solutions OÜ) | 14712394 |
| WWS TRADING OÜ | 10427248 |
| PAS IDENTIFIÉS OÜ kustutatud | 16756875 |
| WWS GROUP OÜ | 16191462 |
| PWR TÖÖRIIST OÜ kustutatud | 12802383 |
| ESB-PGS OÜ (former name Baltic Generator Service OÜ) | 16671972 |
| POS BURGER OÜ (former name The Black Cube of Saturn OÜ) | 14330037 |
| POS ELEKTROONIKA OÜ | 10373788 |
| PHS BALTIC OÜ kustutatud | 12564156 |
| PXS ENTERTAINMENT OÜ kustutatud | 12925594 |
| PWR GROUP OÜ | 14119911 |
| PRS INSTRUMENT OÜ | 10152716 |
| PTS CONSULTING OÜ | 10894027 |
| POS INVESTMENT OÜ | 16426563 |
| PSS SERVICE OÜ | 11531574 |
| AMPRON PIS OÜ | 16324325 |
| POS CAPITAL OÜ | 14681475 |
| PLS FIX OÜ | 17259943 |
| PWA CONSULTING OÜ | 16569044 |
| AWS EC OÜ kustutatud | 12069132 |
| PKS HOLDING OÜ | 14878999 |