| Ettevõtte nimi | Reg. kood |
|---|---|
| LHCARBON OÜ | 11266155 |
| CARBON-6 OÜ | 16145628 |
| CARBON REDUCTION CARBON TRADING OÜ kustutatud | 16468142 |
| CARBON INVESTMENT OÜ kustutatud | 12139080 |
| CARBON FARMS OÜ kustutatud | 14911604 |
| CARBON INVESTMENT OÜ kustutatud | 14285331 |
| 100% CARBON OÜ ASUTAMISEL | 13/UE/564 |
| CARBON COUNTER OÜ | 14884787 |
| FOXCAP CARBON OÜ | 17215006 |
| CARBON GLOBAL OÜ (endine nimi OneOakLabs OÜ) | 16303524 |
| CARBON.EE OÜ kustutatud | 11528559 |
| CARBON LIFE OÜ | 17228405 |
| CARBON CRAB OÜ kustutatud | 12698603 |
| ARTECH CARBON OÜ | 12309435 |
| CARBON EHITUS OÜ kustutatud | 14214271 |
| CARBON CAPITAL OÜ | 14345048 |
| CARBON HEAVE OÜ | 16938984 |
| RECOVERED CARBON OÜ | 16134493 |
| GREEN CARBON OÜ | 16288888 |
| CARBON OFFSET OÜ | 16348030 |
| GREENUP CARBON TECH OÜ | 17078495 |
| CARBON NEUTRAL EUROPE OÜ kustutatud | 14638083 |
| LOW CARBON TRADE OÜ | 16842557 |
| CARBON CONTROL ESTONIA OÜ kustutatud | 16488831 |
| BRAZIL CARBON TECHNOLOGY OÜ | 16991524 |
| TRANS FORMULA CARBON OÜ | 12808983 |
| TRIGON CARBON NEGATIVE AGRICULTURE OÜ kustutatud (endine nimi AS Trigon Carbon Negative Agriculture) | 12395145 |
| KATI OÜ (endine nimi 100% Carbon OÜ) | 12441287 |
| EUROPELLET OÜ (endine nimi OÜ Carbon) | 14194924 |
| DECO STUDIO OÜ kustutatud (endine nimi Nordic Carbon OÜ) | 12864450 |
| EURO FURNITURE DESIGN OÜ (endine nimi CARBON STEEL SOLUTIONS OÜ) | 14503733 |
| ALOT TRADE OÜ (endine nimi OÜ Estonian Carbon Industry) | 14171455 |
| COMPOTEXA OÜ kustutatud (endine nimi B1.lt OÜ) | 14444108 |