Heirloom Secures $475M to Revolutionize Carbon Capture and Accelerate Climate Action

Heirloom, a pioneering company committed to mitigating the worst impacts of climate change, recently announced an impressive funding milestone of $475,000,000. This significant influx of capital underscores the growing confidence in their breakthrough Direct Air Capture (DAC) technology—a solution that not only sets new industry benchmarks but also offers a sustainable path toward a lower carbon future. By harnessing a revolutionary approach, Heirloom’s process rapidly accelerates the natural limestone carbonation process, reducing a journey that once took years down to just days. In doing so, the company is delivering the world’s most cost-effective means to permanently remove CO2 from the atmosphere. The funds raised will accelerate the scaling and commercial deployment of this cutting-edge technology, reinforcing Heirloom’s role as a critical player in the fight against global climate change. With its operational facility established in 2023—the first and only DAC facility in North America designed for permanent CO2 removal—Heirloom has demonstrated formidable leadership in the space. The company's growing portfolio of high-profile customers, including Microsoft, JP Morgan, McKinsey, Stripe, Shopify, and many other influential organizations, highlights the widespread recognition of their technology's potential to deliver tangible environmental benefits while also supporting corporate sustainability initiatives. As Heirloom propels forward with its mission to counteract the escalating climate crisis on a global scale, this funding round marks a vital step towards expanding its impact, optimizing technology performance, and facilitating global adoption. This investment not only represents a vote of confidence in Heirloom’s innovative approach but also signals a transformative shift in the efforts to combat climate change, ensuring a sustainable future for generations to come.