Companies
Heirloom Carbon
a limestone CaO/CaCO3 mineralization loop accelerated by enzymatic humidification; it raised USD 150 million in 2026 and operates the first direct air capture facility in the United States.
- Country
- United States
Coverage
| CN | EU | US | |
|---|---|---|---|
| cdr-carbon-management | ✓ | ✓ | ✓ |
Regulatorsepa
Verifiable facts
| Fact | Value | Source |
|---|---|---|
| Funding | $150 million Series B raised in 2024 | carbonherald.com · canarymedia.com |
| Capacity | 1,000 tons of CO2 per year (Tracy, California facility) | canarymedia.com · heirloomcarbon.com |
| Capacity | 17,000 tons of CO2 per year (Louisiana, phase 1) | heirloomcarbon.com · opportunitylouisiana.gov |
| Capacity | 100,000 tons of CO2 per year (Louisiana, phase 2) | heirloomcarbon.com |
| Capacity | 200,000 tons of CO2 per year (Louisiana, phase 3) | heirloomcarbon.com |
| Production site | Tracy, California | canarymedia.com · heirloomcarbon.com |
| Production site | Port of Caddo-Bossier, Louisiana | esgnews.com · heirloomcarbon.com · opportunitylouisiana.gov |
Independent sources: canarymedia.com · carbonherald.com · esgnews.com · opportunitylouisiana.gov
Technologies
| Name | Cluster | Risk | |
|---|---|---|---|
| DAC with biointegration (hybrid bio-DAC) | cdr-carbon-management | Medium | → |
Compiled by BIOECON from primary sources.
Compliance
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