Heirloom raises $150M for its limestone-based carbon removal tech

Image caption: A worker handles trays covered with calcium oxide, which resembles flour. Image courtesy of Heirloom. Article by Allison Prang. Canary Media – December 4, 2024.

Direct air capture company Heirloom said it has raised $150 million in its latest fundraising round, almost triple the amount of the company’s prior funding series. Heirloom, which was founded in 2020, last year opened what it said was the first commercial direct air capture facility in the U.S., a project it claims can capture as much as 1,000 tons of carbon dioxide […]

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