Heirloom

About Heirloom

Heirloom is a climate technology company focused on removing carbon dioxide from the atmosphere using limestone-based carbon mineralization coupled with Direct Air Capture (DAC). They are developing and operating DAC facilities in the United States, including projects in California and Louisiana, powered by renewable energy and designed for scalable, verifiable, and cost-effective permanent carbon removal. The company emphasizes a community-first approach and aims to lead the nation in deploying DAC technologies to accelerate the transition to a low-carbon energy economy.