14 April 202212 April 2022 Direct Air Capture Startup Heirloom Raises $53MM Series A, Among the Largest Investments in New Carbon Removal Technologies Raise Co-Led by Carbon Direct Capital Management, Ahren Innovation Capital, and Breakthrough Energy Ventures, for first major deployment
31 March 202228 March 2022 Carbon-Capture Startup Using Dirt Cheap Material Raises $53 Million Heirloom uses cheap and widely available limestone to suck carbon from the air. The latest funds will help build its first pilot-scale facility