| Ettevõtte nimi | Reg. kood |
|---|---|
| QUADRUM OÜ | 11992499 |
| QUANTUM2 OÜ (endine nimi ReMoneta OÜ) | 14438651 |
| QUANTUM OÜ kustutatud | 12306750 |
| QUADRAT OÜ kustutatud | 11626197 |
| QUANTUM LEAP OÜ | 17099936 |
| QUANTUM SOLUTIONS OÜ kustutatud | 14030536 |
| QUANTUM EVENTS OÜ | 16745400 |
| QUANTUM CAPITAL OÜ kustutatud | 11484260 |
| QUANTUM NUTRITION OÜ (endine nimi J&S OÜ) | 11514067 |
| QUANTUM ELECTRONICS OÜ kustutatud | 12108837 |
| QUANTUM RE OÜ | 12841803 |
| QUANTUM BALTIC OÜ | 11367301 |
| QUANTUM PR OÜ | 17056004 |
| FIRST QUANTUM OÜ (endine nimi Gazettiir OÜ) | 16205431 |
| QUANTUM BRIDGE OÜ | 17032671 |
| QUANTUM MARKETING OÜ | 14144398 |
| QUANTUM HORIZON OÜ | 16822773 |
| QUANTUM.UK OÜ | 14637758 |
| QUANTUM ICED OÜ (endine nimi Amazing Trading OÜ) | 12351741 |
| QUANTUM SOUP OÜ | 16008788 |
| TRY QUANTUM OÜ | 14036846 |
| QUADEMU HOLDING OÜ kustutatud | 16407560 |
| QUANTUM CAPITAL OÜ | 10433148 |
| QUANTUM INVEST OÜ | 12805565 |
| QUANTUM BRANDS OÜ | 16832613 |
| QUANTUM SATIS OÜ | 17399868 |
| QUANTUM FRENZY OÜ kustutatud (endine nimi Lyra Holdings OÜ) | 16631352 |
| QUANTUM VENTURE OÜ | 16880374 |
| QUANTUM ICE OÜ | 16750051 |
| QUANTUM FUNDS OÜ kustutatud (endine nimi QUANTUM VARAHALDUS OÜ) | 12852234 |
| QUANTUM SWAN OÜ (endine nimi Block Research OÜ) | 14331108 |
| QUANTUM MEMORY OÜ | 16529010 |
| MGC QUANTUM OÜ | 14249542 |
| QUANTUM GROUP OÜ kustutatud | 14220024 |
| QUALIUM SYSTEMS OÜ | 17195568 |
| QUANTUM WAKE OÜ | 16627586 |
| QUANTUM CURE OÜ | 16836746 |
| ALPHA QUANTUM OÜ kustutatud | 16023569 |
| QUANTUM STUDIUM OÜ (endine nimi TallEst Incentive Travel OÜ) | 12210234 |
| QUANTUM SHIFT OÜ | 14877287 |
| QUANTUM OUTDOOR OÜ | 17262690 |
| QUANTUM EXPRESS OÜ | 12353548 |
| DIGITAL QUANTUM OÜ kustutatud | 14683913 |
| QUANTUM FUGUE OÜ | 10705180 |
| QUANTUM HOLDINGS OÜ | 12537745 |
| QUANTUM PARTNERS OÜ | 14630451 |
| T-QUADRAT OÜ | 14394534 |
| QUANTUM FUND OÜ (endine nimi Alone Today OÜ) | 12444943 |
| VIVARO QUADRA OÜ kustutatud | 14603707 |
| QUADRO IT OÜ | 14562500 |