
Decarbon8-US has invested $9.2M in combined philanthropic and personal co-investment
*Applications for Decarbon8 2025 will open on May 1, 2025. If you are interested in being notified when they open, subscribe to our Decarbon8-US 2025 mailing list.
Each year the Fund focuses on high potential decarbonization startups in a different sector.
Past years’ themes were:
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2024: Renewable Energy
2023: Built Environment
2022: Agriculture
2021: Transportation
2020: Decarbonization​
2025: SOFTWARE & AI FOR CLIMATE
Decarbon8-US is a philanthropic impact fund administered by Realize Impact. The fund channels personal and philanthropic donations to empower early-stage companies whose technologies and business models accelerate the transition to environmentally sustainable solutions. Through Decarbon8-US, anyone can invest charitable donations in cleantech enterprises that are transforming our economy.​ The multi-decade endeavor to decarbonize our planet needs investment as well as engaged, active and informed consumers and advocates.
Our 2025 Decarbon8-US Fund will focus on investing in Software and AI solutions driving climate innovation and decarbonization. This year’s theme emphasizes capital-light AI and/or software based innovations focused on making a significant positive impact on climate. Solutions could focus on optimizing energy systems, improving resource management, enhancing infrastructure efficiency, advancing material science, streamlining transportation and logistics, or enabling climate-focused financing and project development.
Your tax-deductible contribution to Decarbon8-US will directly invest in innovative climate tech companies. Join us today in shaping a sustainable future for generations to come. Together, we can make a real difference.​​​

How do I get involved?
Founders: More information will be released soon regarding eligibility and applications will be accepted starting May 1, 2025. The application window will close June 21, 2025.
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Donors: Instructions for donating can be found above, or you can donate by credit card here. If you'd like receive a copy of our Fund Brief, please reach out to director@e8angels.com.
Fund administered by:
Decarbon8-US is supported by: