| Company name | Reg. code |
|---|---|
| SQUADRA OÜ | 17220473 |
| SQUARE24 OÜ kustutatud | 16206353 |
| SQUARE11 OÜ | 16983217 |
| 50 SQUARE OÜ | 12629499 |
| SQUARE ONE OÜ | 14035002 |
| GRAY SQUARE OÜ kustutatud | 12844594 |
| SQUARE KEBAB OÜ kustutatud | 12073984 |
| FREEDOM SQUARE OÜ kustutatud | 16120479 |
| SQUARE HOLDING OÜ | 14945690 |
| SQUARE SAUNAHAUS OÜ | 10655044 |
| RETREAT SQUARE OÜ | 16880581 |
| SQUARE MOUNTAINS OÜ | 12543987 |
| SQUARE INTERNATIONAL OÜ kustutatud | 14674245 |
| VINTAGE SQUARE OÜ | 16830399 |
| SQUARE DREAM OÜ kustutatud | 14224708 |
| CRYPTO SQUARE OÜ | 14294436 |
| SUPPORT SQUAD OÜ (former name interonline OÜ) | 16303725 |
| BOMB SQUAD OÜ kustutatud | 11373247 |
| IT SQUAD OÜ kustutatud | 16818837 |
| MOTION SQUAD OÜ | 14514211 |
| SOUND SQUAD OÜ | 14665861 |
| SQUAD LOGISTICS OÜ kustutatud | 12951960 |
| VISUAL SQUAD OÜ kustutatud | 14748096 |
| SQUARE SEVEN CAPITAL OÜ kustutatud | 12203903 |
| DARK SQUARE GAMES OÜ kustutatud | 12453706 |
| SQUARE BOX EESTI OÜ (former name SLE AUTO OÜ) | 14010380 |
| SMM MARKETING SQUARE OÜ kustutatud | 14584602 |
| BLUE SQUARE MANAGEMENT OÜ kustutatud | 16029365 |
| BAKARI OÜ (former name Square2 OÜ) | 16154171 |
| QUADRAT OÜ kustutatud | 11626197 |
| VIVARO QUADRA OÜ kustutatud | 14603707 |
| SKUDRA OÜ | 14287264 |
| KUBITT NORDICS OÜ (former name D-Square OÜ) | 16912051 |
| MANSER OÜ (former name Golden Square OÜ) | 12253226 |
| T-QUADRAT OÜ | 14394534 |
| QUADRO CENTER OÜ kustutatud | 12833159 |
| FARMACOR QUATRA OÜ | 11003237 |
| QUADRO DESIGN OÜ | 12684899 |
| QUADRO IT OÜ | 14562500 |
| KWLT GROUP OÜ (former name VIrtual Squad Group OÜ) | 16088014 |
| QADRA-D OÜ | 16228923 |
| STRONG FUNDAMENTALS CAPITAL OÜ (former name Nimetu Capital Management OÜ) | 12869387 |
| ATROMG8 OÜ kustutatud (former name Quadro Design Rulo OÜ) | 12826900 |
| ARMSAV OÜ kustutatud (former name Quadro Design Aknad OÜ) | 12905580 |