Breakthrough Energy Fellows is a cohort-based accelerator program within Bill Gates' Breakthrough Energy that helps climate-tech entrepreneurs take ideas from lab to market. It provides up to $500K in catalytic investment via SAFE, world-class curriculum, mentorship, and access to a global network.
60% of their portfolio is in Climate & Energy. Average disclosed round size is $9.4M (across 4 rounds with reported amounts).
Portfolio
5
Fund Size
—
Top Stage
Unknown
Last 12 Mo
1
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
5 investments
| Company | Round | Amount | Date |
|---|---|---|---|
 Terra Oleo | Unknown | $3.1M | Sep 2025 |
 Hoofprint Biome | Series A | $15M | Apr 2025 |
 Verne | Unknown | $15.5M | Jan 2024 |
 Phycobloom | Pre-Seed | — | Jan 2021 |
 Aikido Technologies | Seed | $4M | — |
Top Co-Investors
Bill Gates1 shared
Sabanci Climate Ventures1 shared
Azolla Ventures1 shared
Propeller Ventures1 shared
Better Bite Ventures1 shared
Radical Ventures1 shared
Trucks Venture Capital1 shared
Collaborative Fund1 shared
Newlab1 shared
SOSV1 shared
Alexandria Venture Investments1 shared
Twynam1 shared
Amazon Climate Pledge Fund1 shared
Breakthrough Energy Ventures1 shared
Good Growth Capital1 shared
Ponderosa Ventures1 shared
Last updated: 19 September 2026