| Ettevõtte nimi | Reg. kood |
|---|---|
| PROCERT SERVICES OÜ (endine nimi Osaühing Education ProCert) | 16747706 |
| PROPERTY SERVICE OÜ | 11789657 |
| TRIGON PROPERTY SERVICES OÜ kustutatud | 12837105 |
| JL PROPERTY SERVICES OÜ | 16530036 |
| INTERNATIONAL PROPERTY SERVICES OÜ kustutatud | 14668871 |
| ESTLAND PROPERTY SERVICE OÜ kustutatud | 16179484 |
| JTF PROJECT SERVICE OÜ | 14998841 |
| MBNET PROJECT SERVICE OÜ kustutatud | 16066604 |
| ALNITEK PROJECT SERVICE OÜ | 11442267 |
| JUPITER PROJECT MANAGEMENT AND CONSULTING SERVICES OÜ kustutatud | 14526711 |
| PURACUP EUROPE OÜ (endine nimi ProCrew Services OÜ) | 16900869 |
| JTSERVICEMAX OÜ (endine nimi ProMet Service OÜ) | 14007715 |
| COMPOTEXA OÜ kustutatud (endine nimi Medical Tech Services OÜ) | 14444108 |