Clean Energy

Heirloom

Heirloom Raises $150M Series B

$150M Series B
Total Raised
2020
Founded
80-150
Employees
San Francisco, CA
2 min read

Quick Facts

Valuation
Undisclosed

Heirloom Raises $150M Series B

Pioneering direct air capture technology to remove CO2 from the atmosphere, accelerating the natural carbon mineralization process

Key Highlights

  • Funding Amount: $150M Series B
  • Valuation: Undisclosed
  • Headquarters: San Francisco, CA
  • Founded: 2020
  • Employees: 80-150
  • Total Raised: $200M

About the Funding Round

Heirloom has successfully closed $150M Series B in funding, marking a significant milestone in the company's growth trajectory. This investment will enable the company to accelerate product development, expand market reach, and strengthen its position in the clean energy sector.

Investor Syndicate

The round was backed by a prestigious group of investors:

  • Lowercarbon Capital
  • Breakthrough Energy Ventures

This diverse group of investors brings not only capital but also strategic expertise and valuable networks that will help Heirloom achieve its ambitious goals.

Market Opportunity

The clean energy market continues to experience rapid growth, driven by increasing demand for innovative solutions and digital transformation across industries. Heirloom's unique approach and proven technology position it well to capture significant market share in the coming years.

Company Background

Founded in 2020 and headquartered in San Francisco, CA, Heirloom has established itself as an innovative player in the clean energy space. With 80-150 employees, the company has built a strong team focused on delivering exceptional value to customers.

Next Steps

With this new funding, Heirloom plans to:

  • Accelerate product development and innovation
  • Expand into new markets and geographies
  • Grow the team across engineering, sales, and operations
  • Strengthen partnerships with key industry players
  • Scale infrastructure to support rapid growth

Industry Impact

This funding round represents a strong vote of confidence in Heirloom's vision and execution. The investment will help drive innovation in the clean energy sector and create new opportunities for customers and partners.


For more information about Heirloom, visit their website or contact their press office.

Key Investors

Lowercarbon Capital
Venture Capital
Climate tech venture capital firm
Breakthrough Energy Ventures
Venture Capital
Climate-focused fund backed by Bill Gates and others

About the Author

Emma Rodriguez
Emma Rodriguez
Senior venture capital analyst with 8+ years covering Series A to growth-stage investments across fintech and AI sectors.