Gaia Refinery vs Mantel
Gaia Refinery
We are Working to Permanently Restore Earth’s Balance by Removing Carbon from the Atmosphere
4 employees · est. 2020
Gaia Refinery is the older company (2020 vs 2022); Mantel is the larger of the two.
Side-by-Side Comparison
| Metric | Gaia Refinery | Mantel |
|---|---|---|
| Founded | ||
| Founded | 2020 older | 2022 |
| Headquarters | ||
| Headquarters | Not tracked yet | Cambridge, United States |
| Employees | ||
| Employees | 4 | 27 larger |
| Industry | ||
| Industry | ESG, Sustainability | Not tracked yet |
| Funding Stage | ||
| Funding Stage | Pre-Seed | Grant |
| Total Funding | ||
| Total Funding | $40.00K | $2.45M |
| Funding Rounds | ||
| Funding Rounds | 3 | 2 |
| Services | ||
| Services | Carbon Dioxide Removal Technology, Biomass Carbon Removal, Direct Air Capture, Industrial Carbon Removal Solutions | Not tracked yet |
| Target Customers | ||
| Target Customers | Industrial Companies, Bio-Industrial Sector, Companies with Sustainable Initiatives, Climate Action Leaders | Not tracked yet |
| Taxonomy | ||
| Taxonomy | Carbon Dioxide RemovalDirect Air CaptureDACCDRBiogenic FeedstocksLiquid DAC Capture Technology +8 | Carbon CaptureCleantechBECCSCCUSCCSCDR +9 |
| Website | ||
| Website | gaiarefinery.com | mantelcapture.com |
About Gaia Refinery
Gaia Refinery is a women-led company focused on Carbon Dioxide Removal (CDR), with a vision to permanently restore Earth's balance by removing carbon from the atmosphere. The company was founded in 2020 and operates in the ESG and Sustainability industries. The slogan "We are Working to Permanently...
About Mantel
Mantel is a startup with a mission to become the material solution by developing the first molten-salt based carbon capture technology. Their innovative molten borates are engineered to function at high temperatures within boilers, kilns, and furnaces, enabling efficient carbon capture previously un...
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Compiled from the BounceWatch company index. We last looked at Gaia Refinery on 3 Mar 2025, and Mantel on 12 Sep 2024. Where a field is blank here, it means we have not recorded it — not that the answer is zero. How we source and date this.
