| Company name | Reg. code |
|---|---|
| ECOREX OÜ kustutatud | 10219981 |
| ECOREM GRUPP OÜ | 17161762 |
| ECONEX BALTIC OÜ | 11385902 |
| ECOTEX PROJECT OÜ | 14478857 |
| ECORE TOURS OÜ kustutatud | 10685223 |
| ECONEXA OÜ | 16722735 |
| ECORUMX OÜ kustutatud | 16695085 |
| ECOLET OÜ | 11355964 |
| ECOTEN OÜ | 12778822 |
| ECORENT OÜ | 12666098 |
| ECOTREK OÜ | 17045366 |
| ECORUN OÜ | 14265819 |
| ECOMIX OÜ kustutatud | 11045566 |
| ECOBER OÜ | 10377190 |
| ECOERA OÜ | 14957204 |
| ECONEF OÜ | 10156526 |
| ECOBOX OÜ | 10818641 |
| ECORIG OÜ | 17201814 |
| ECOFIX OÜ | 14758812 |
| ECODER OÜ | 12055236 |
| ECONIX RESEARCH OÜ (former name ECONiX Consultancy OÜ) | 16396922 |
| ECOLEV GROUP OÜ | 14676793 |
| ECOTEC GLOBAL OÜ | 12158350 |
| GROUP ECOBOX OÜ | 14650977 |
| ECOTAX SERVICES OÜ (former name Tuula OÜ) | 14727036 |
| ECOBEE NATURAL OÜ | 14516954 |
| BALTIC ECOLED OÜ | 12667241 |
| ECOFER TECHNOLOGIES OÜ | 11270369 |
| ECOLEK TOOTMINE OÜ kustutatud | 14804363 |
| ECOTAX SERVICE OÜ kustutatud | 12450033 |
| ECONIX GROUP OÜ kustutatud | 14741562 |
| ECONET SYSTEMS OÜ | 11010289 |
| ECOLUX A. R. OÜ kustutatud | 10700617 |
| COREX OÜ | 16271787 |
| ECOVED OÜ | 11740705 |
| ECOVEG OÜ | 17041842 |
| ECOTRIX OÜ | 17257016 |
| KELOCECO OÜ kustutatud (former name Ecolek OÜ) | 14511307 |
| COREX WOOD OÜ | 10942849 |
| ALOREX OÜ | 10853896 |
| CORBEX OÜ kustutatud | 10959947 |
| ECIREN OÜ | 14088004 |
| ECORA OÜ kustutatud | 14852422 |
| ECOLE OÜ kustutatud | 11630520 |
| ECONE OÜ | 11536301 |
| TOKENEST OÜ (former name Ecomen Consulting OÜ) | 12344644 |
| VIKTOR KISS ART OÜ (former name Ecomed Production OÜ) | 14139115 |
| GZAVREBY KHIMSI OÜ (former name Ecoros Management OÜ) | 12540457 |
| AZOREX GRUPP OÜ kustutatud | 11417571 |
| AT DEVOREX OÜ | 11195389 |