| Company name | Reg. code |
|---|---|
| ZARTUP OÜ | 12891530 |
| ZARSUS OÜ kustutatud | 17192439 |
| ZARTEK OÜ | 14430833 |
| ZARTEN OÜ kustutatud | 16196086 |
| ZARKUS CONSULTING OÜ | 16552641 |
| ARTUP OÜ (former name BIT-Service OÜ) | 14482994 |
| MARTUR OÜ (former name Maik OÜ) | 14459222 |
| MARTOP OÜ | 12330524 |
| PARTYUP OÜ | 14551442 |
| STARTUP5 OÜ kustutatud | 16470854 |
| KARRUP OÜ kustutatud | 10060569 |
| TARKUP OÜ | 17041821 |
| WARMUP OÜ | 17170605 |
| TARTUM OÜ | 12965139 |
| MARTUM OÜ | 16201663 |
| PARTUM OÜ (former name Gal-H Craft OÜ) | 14755995 |
| ZGROUP OÜ kustutatud | 14498009 |
| KARTUL OÜ kustutatud | 16274886 |
| CARTUR OÜ | 16253424 |
| TARTEP OÜ | 14079643 |
| BARTUS OÜ | 14097693 |
| MARTUS OÜ | 11470045 |
| SARRUP OÜ | 10249108 |
| HARTUM OÜ | 10709509 |
| ARTIP OÜ | 14948286 |
| ARTOP OÜ | 12295288 |
| ZETUP OÜ kustutatud | 14328359 |
| ARTUR OÜ | 11482232 |
| ARTUM OÜ | 14939962 |
| STARTUP ADVISORY OÜ | 14649098 |
| PARTUM INVEST OÜ | 14412462 |
| STARTUP FACTORY OÜ | 12818007 |
| STARTUP GATE OÜ kustutatud | 14249157 |
| STARTUP STUDIO OÜ kustutatud | 14434920 |
| STARTUP PARTNER OÜ | 12915807 |
| LIFE STARTUP OÜ | 16029678 |
| STARTUP ESTONIA OÜ | 12556079 |
| SUNLY STARTUP OÜ (former name Marble Management OÜ) | 12775054 |
| STARTUP NIGHTMARES OÜ kustutatud | 16136196 |
| STARTUP SYNDICATE OÜ kustutatud | 12819260 |
| TUUDI KARTUL OÜ | 11657051 |
| PARTUM LINE OÜ | 14456152 |
| AIME KARTUL OÜ | 16799703 |
| SIMUNA KARTUL OÜ | 17238160 |
| STARTUP TRADING OÜ | 12238635 |
| LÕBUS KARTUL OÜ | 14887053 |
| CARTOP TRADING OÜ | 11334514 |
| KOORTI KARTUL OÜ | 11132472 |
| PILATES TARTUS OÜ | 12725027 |
| GEORGIAN STARTUP OÜ | 17483327 |