| Company name | Reg. code |
|---|---|
| PSAK OÜ | 16081667 |
| PSA OÜ kustutatud | 12634709 |
| PSA EVENTS OÜ | 16598956 |
| PSA PROFF OÜ kustutatud | 12821009 |
| PEAK7 OÜ | 16425121 |
| PAAK OÜ kustutatud | 16403042 |
| ESAK OÜ | 16193722 |
| PISAK OÜ | 14947364 |
| PEAK OÜ | 14868564 |
| PAK OÜ | 10227696 |
| PEAK STREAM OÜ kustutatud | 14942579 |
| INFINITE PEAK OÜ | 16989059 |
| PEAK DRIVE OÜ | 16980791 |
| LUNA PEAK OÜ | 14142761 |
| PEAK CAPITAL OÜ | 16743677 |
| PREMIER PEAK OÜ | 14662087 |
| PEAK PORTFOLIO OÜ (former name Pillarproject OÜ) | 16239039 |
| PEAK PILOTS OÜ | 11136145 |
| STUDIO ISAK OÜ | 14134431 |
| PEAK STUDIOS OÜ | 17158745 |
| PEAK DEFENCE OÜ | 14768555 |
| PEAK TEAM OÜ kustutatud | 16085961 |
| PRIIDU ISAK OÜ | 14585820 |
| PEAK CREATIVE OÜ (former name Armor Kings Beer OÜ) | 14689790 |
| PEAK 4B OÜ | 14345866 |
| IC3PEAK OÜ | 16386540 |
| PEAK LIVING OÜ | 12317245 |
| PEAK MOMENTUM OÜ | 17060093 |
| SSAK EHITUS OÜ | 14615932 |
| PEAK INVEST OÜ | 12558405 |
| KAISER PEAK OÜ | 12184212 |
| OSAK PÕLLUD OÜ (former name OÜ Osak) | 14692958 |
| TSIK-TSAK OÜ kustutatud | 12439505 |
| PEAK HOLDING OÜ | 16156307 |
| PEAK DRINKS OÜ | 16112712 |
| PEAK HOLDING OÜ kustutatud | 12600277 |
| SPAK EHITUSE OÜ | 11044621 |
| PAK-EHITUS OÜ | 11118957 |
| TOOME PAK OÜ | 12615340 |
| JÜRGENSON PAK OÜ | 10844532 |
| SÄK INVEST OÜ | 12528278 |
| MEDICAL PAK OÜ | 10855949 |
| PAK VAHTRA OÜ kustutatud | 12601288 |
| NUIA PAK OÜ | 11229160 |
| PELGURANNA PAK OÜ | 14918753 |
| SAK IT OÜ | 16673867 |
| LM PAK OÜ (former name Lucky Music OÜ) | 12625745 |
| PAK MARKET OÜ kustutatud | 10577628 |
| TOP-PAK OÜ | 10055278 |
| PAK INVEST OÜ | 14032179 |