| Ettevõtte nimi | Reg. kood |
|---|---|
| ECOLOW OÜ kustutatud | 16003532 |
| ECOLOG OÜ kustutatud | 12205173 |
| ECONOM OÜ | 14738368 |
| ECODON OÜ | 11106919 |
| ECOFOR OÜ kustutatud | 10942200 |
| ECOBON OÜ | 11984399 |
| ECOLET OÜ | 11355964 |
| ECOTOY OÜ | 14823828 |
| ECOPOL OÜ kustutatud | 14810369 |
| ECOLOFT OÜ | 16997700 |
| ECOPLOT OÜ kustutatud | 12445227 |
| ECOBOX OÜ | 10818641 |
| ECOLIS OÜ | 16602103 |
| ECOCON OÜ (endine nimi Eccua Plast OÜ) | 12082411 |
| ECOLA OÜ | 11378084 |
| ECOLE OÜ kustutatud | 11630520 |
| ECOVO OÜ | 14187976 |
| ECONOR INVEST OÜ | 11199683 |
| ECOMOD EHITUS OÜ | 12994106 |
| ECOLEK TOOTMINE OÜ kustutatud | 14804363 |
| ECONOR BALTIC OÜ | 11182412 |
| ECOCON PARTNERID OÜ kustutatud | 12164497 |
| GROUP ECOBOX OÜ | 14650977 |
| SURULERO ECOLOLU OÜ kustutatud (endine nimi YellowWood OÜ) | 11607403 |
| ECONOU CONSULTANTS OÜ | 14670945 |
| FUTURE ECOLOGY OÜ | 12353117 |
| SAFE ECOLOGY OÜ kustutatud | 12391595 |
| ECOLIT ESTONIA OÜ | 16655915 |
| BALTIC ECOLED OÜ | 12667241 |
| ECOLUS KAUBANDUS OÜ | 16724674 |
| ECOLEV GROUP OÜ | 14676793 |
| LAND ECOLOGY OÜ | 11302709 |
| R-ECOLE OÜ | 17012317 |
| ECOCO MEA OÜ | 12681407 |
| MARINE ECOLOGY EQUIPMENT OÜ | 11504324 |
| HUMAN ECOLOGY EDUCATION OÜ | 16483012 |
| ECOLUX A. R. OÜ kustutatud | 10700617 |
| INDUSTRIAL ECOLOGY SOLUTIONS OÜ (endine nimi washchestnut OÜ) | 16364282 |
| KELOCECO OÜ kustutatud (endine nimi Ecolek OÜ) | 14511307 |
| GB EUROPE OÜ (endine nimi Ecolove OÜ) | 16258775 |
| NIKDEN GROUP OÜ (endine nimi DSE Econom OÜ) | 12769415 |
| GZAVREBY KHIMSI OÜ (endine nimi Ecoros Management OÜ) | 12540457 |
| HCOLOR OÜ | 16800197 |
| DECOLOR OÜ kustutatud | 16551340 |
| CEELOW OÜ | 14280888 |
| SECOLO OÜ | 10739670 |
| EXCOLO OÜ | 14637669 |
| EKOLOS OÜ | 14328833 |
| EDOLOR OÜ kustutatud | 10830398 |
| ECTOFLOW OÜ | 14963434 |