| Company name | Reg. code |
|---|---|
| GREENTEC OÜ kustutatud | 10923705 |
| GREENTEC HOUSES OÜ | 11398394 |
| GREENTECH AG OÜ | 12825846 |
| GREENTECH LABS OÜ | 14755890 |
| GREENTECH NORDIC OÜ | 10824723 |
| GREENTECH ENERGY OÜ kustutatud | 12270472 |
| ALKENEX GREENTECH OÜ (former name OÜ Kurru-Nurru) | 11524947 |
| BONUSVIA GREENTECH OÜ kustutatud | 11923788 |
| GREENTECH INCUBATOR OÜ | 12877808 |
| GREENEC OÜ (former name GREENEC UÜ) | 16350311 |
| THORGATE VENTURES II GREENTECH OÜ | 14667877 |
| GREENTEK HULGIKAUBANDUS OÜ | 10017007 |
| GREENELEC OÜ | 14183961 |
| GREENMED OÜ (former name OÜ Medesto Logistics) | 14998918 |
| GREENREP OÜ (former name VAOM Holding OÜ) | 16928394 |
| GREENSTEP OÜ | 14679001 |
| GREENTEAM OÜ | 11399465 |
| GREENICE OÜ (former name Ülespoole Tarkvara OÜ) | 14481351 |
| GREENTOP OÜ kustutatud (former name Greentop UÜ) | 12972441 |
| GREENSTEM OÜ | 14194404 |
| GREENWEB OÜ (former name Greenweb UÜ) | 14160782 |
| GREENTAN OÜ | 14243091 |
| GREENJET OÜ (former name Aktsiaselts GreenJet) | 11283484 |
| GREENSET OÜ | 16407896 |
| GREENGEN OÜ | 14916263 |
| GREENARC OÜ | 16290543 |
| GREENER OÜ | 12478824 |
| GREENBE OÜ | 14986476 |
| GRENTES OÜ | 10816398 |
| GRENTEK OÜ | 17477686 |
| GRETEC OÜ kustutatud | 11180672 |
| EST GREENTON OÜ | 12264394 |
| GREENGEN SOLUTIONS OÜ kustutatud (former name GreenGen OÜ) | 11223329 |
| GREENTAN TYÖVOIMA OÜ | 14703952 |
| GREENTAL EXPERTS OÜ (former name Greentail OÜ) | 14434506 |
| GREENECO GRUPP OÜ | 17361370 |
| GREENTAN AGRI OÜ | 16836976 |
| GREENTAN ESTONIA OÜ (former name CST International OÜ) | 14436959 |
| GREENER FUTURE OÜ | 16627209 |
| GREENER PASTURES OÜ kustutatud | 14773875 |
| ASTONYW GREENEZ OÜ kustutatud | 11963256 |
| GREETEL EB OÜ | 10375445 |
| GREENER BUILD OÜ | 16894815 |
| GREETE TERVISESALONG OÜ | 12663740 |
| GREENE.EE OÜ kustutatud | 10999513 |
| ISM-ELEKTRO OÜ kustutatud (former name Greenset OÜ) | 12967718 |
| GREENTECHSOL OÜ kustutatud | 16504748 |
| NUOVELIFE OÜ kustutatud (former name Greenex OÜ) | 16356130 |
| GRAINTEC OÜ | 16047156 |
| GRUENMEC OÜ | 17380372 |