| Company name | Reg. code |
|---|---|
| PROFECO OÜ | 16819239 |
| PROFECTO OÜ | 11331488 |
| PROFECT OÜ | 12359249 |
| PROMECO OÜ | 10982004 |
| PROTECO SERVICES OÜ | 16416613 |
| PROFICO GROUP OÜ | 12049557 |
| KM-PROFECT OÜ | 10218527 |
| PROJECT & PROJECT OÜ kustutatud | 12185944 |
| PROJECT11 OÜ | 12955744 |
| PROJECT 56 OÜ | 12894014 |
| PROJECT 88 OÜ (former name 360 Hydra OÜ) | 14633648 |
| PROFICIO OÜ | 12472632 |
| PROMENO OÜ kustutatud | 10932733 |
| PROFEDE OÜ kustutatud | 14451433 |
| PROFIDO OÜ | 12866963 |
| PROTECH OÜ | 14667142 |
| PROJECT 23 OÜ | 14739418 |
| PROCEDO OÜ kustutatud | 12854150 |
| PROVECOM OÜ | 16888559 |
| PROFUMO OÜ | 12460557 |
| PROFICOM OÜ kustutatud | 10650667 |
| PROTERO OÜ (former name Protero UÜ) | 12978260 |
| PROSECCO OÜ | 11428698 |
| PROFERN OÜ | 14703946 |
| PROMETO OÜ | 12643467 |
| PROJECT77 OÜ | 16517395 |
| PROFEXPO OÜ | 10041247 |
| PROFIKO OÜ | 16160183 |
| 4PROJECT OÜ | 11251426 |
| PROJECT 108 OÜ | 14917788 |
| PROJECT 2010 OÜ | 11784861 |
| PROTEKO OÜ kustutatud | 12365343 |
| PROFITO OÜ | 14933468 |
| PROJECT OÜ kustutatud | 10943949 |
| PORSH PROJECT OÜ | 16711045 |
| TAURUS PROJECT OÜ | 16915919 |
| GUERRILLA PROJECT OÜ | 16658339 |
| UP-PROJECT OÜ | 12670705 |
| PROJECT MANAGER OÜ | 14451048 |
| MPS PROJECT OÜ | 17312465 |
| BIGBLUEDOT PROJECT OÜ | 17377499 |
| CGI PROJECT OÜ | 10894903 |
| CITYHAUS PROJECT OÜ | 12349297 |
| PRBS PROJECT OÜ | 14337861 |
| PROFEST PROJEKTID OÜ | 14777206 |
| GELIOS PROJECT OÜ kustutatud | 11575927 |
| PROTECH FISHER OÜ kustutatud (former name Kalanduse Toetusjuht OÜ) | 12225543 |
| AWAKENING PROJECT OÜ kustutatud | 14702556 |
| MR PROJECT OÜ | 16302766 |
| PRODERO MARKETING OÜ kustutatud | 14480311 |