Mantel Capture is a Boston-based MIT spinout developing molten-borate carbon capture technology that removes CO2 directly from industrial point sources such as cement and steel plants at lower cost than conventional amine-based systems. The company is moving from pilot deployments into commercial-scale carbon-capture projects with industrial customers.
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Aug 24, 2026
Latest raise
Funding activity · 1 round
Aug 24, 2026
$18.3M
Series A
Led by Constellation Technology Ventures
Mantel Capture Secures $18.3M in Series A Funding Mantel Capture, a Boston based MIT spinout developing molten borate carbon capture technology, has raised $18…
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