What is Heirloom Carbon Technologies?
Headquartered in Brisbane, California, Heirloom Carbon Technologies is at the forefront of the carbon removal industry. The firm specializes in developing advanced DAC technology that leverages natural mineral carbonation processes to capture CO2 from the atmosphere. By integrating these mineral-based solutions into existing industrial frameworks, Heirloom provides a scalable, cost-effective pathway for corporations and governments to achieve net-zero targets. The company's market position is defined by its ability to bridge the gap between laboratory-scale innovation and the rigorous demands of global carbon markets, positioning it as a critical player in the transition to a decarbonized economy.
How much funding has Heirloom Carbon Technologies raised?
Heirloom Carbon Technologies has raised a total of $203M across 2 funding rounds:
Series A
$53M
Series B
$150M
Series A (2022): $53M with participation from Microsoft Climate Innovation Fund, Ahren Innovation Capital, Breakthrough Energy Ventures, and Carbon Direct Capital Management
Series B (2024): $150M led by Lowercarbon Capital, Japan Airlines, and Future Positive
Key Investors in Heirloom Carbon Technologies
Lowercarbon Capital
Lowercarbon Capital is a venture firm dedicated to funding high-impact companies that focus on slashing CO2 emissions and developing technologies to remove carbon from the atmosphere.
Breakthrough Energy Ventures
Breakthrough Energy Ventures is a mission-driven investment firm that provides patient, risk-tolerant capital to companies building transformative technologies to achieve net-zero emissions.
Ahren Innovation Capital
Ahren Innovation Capital is an investment institution that supports transformational companies at the intersection of deep technology and deep science, providing active capital to visionary entrepreneurs.
What's next for Heirloom Carbon Technologies?
With the successful closure of its latest financing round, Heirloom Carbon Technologies is poised to scale its operational footprint significantly. The strategic roadmap focuses on expanding manufacturing capacity and optimizing the efficiency of its mineral-based capture systems. By leveraging this capital, the company aims to reduce the levelized cost of carbon removal, thereby increasing its competitiveness against traditional abatement methods. Future growth will likely involve deeper integration with industrial partners and the deployment of modular DAC facilities, ensuring that Heirloom remains a cornerstone of the global infrastructure required to meet 2050 climate objectives.
See full Heirloom Carbon Technologies company page
