# Top 50 Renewable Energy VC (Venture Capital) Funds in United States in May 2026

| Investor | Relevant Deals | Geography | Stage | Focus |
| --- | --- | --- | --- | --- |
| Clean Energy Venture Group | 17 | United States, Canada | Series A, Seed | Energy, Renewable Energy, Manufacturing |
| Congruent Ventures | 16 | United States, Canada, United Kingdom | Series A, Seed, Series B | Software, Energy, Renewable Energy |
| Breakthrough Energy Ventures | 11 | United States, Canada, United Kingdom | Series A, Series B | Energy, Renewable Energy, Manufacturing |
| Clean Energy Ventures | 11 | United States, Canada | Series A, Seed, Convertible Note | Energy, Manufacturing, Renewable Energy |
| Khosla Ventures | 10 | United States, India, United Kingdom | Series A, Series B, Seed | Software, Health Care, Artificial Intelligence |
| Third Sphere | 8 | United States, Switzerland, Germany | Seed, Pre-Seed, Convertible Note | Software, Real Estate, Transportation |
| Energy Impact Partners | 7 | United States, Canada, Germany | Series A, Series B, Series C | Software, Energy, Renewable Energy |
| Powerhouse Ventures | 7 | United States, Australia, United Kingdom | Seed, Series A, Pre-Seed | Software, Energy, Solar |
| Lowercarbon Capital | 7 | United States, United Kingdom, France | Seed, Series A | Biotechnology, Renewable Energy, Energy |
| Threshold | 7 | United States, Israel, India | Series B, Series A, Series C | Software, Internet, Mobile |
| Collaborative Fund | 6 | United States, United Kingdom, South Korea | Seed, Series A | Food and Beverage, Health Care, Software |
| Evergreen Climate Innovations | 6 | United States | Convertible Note, Seed, Grant | Energy, Manufacturing, Electronics |
| Good Growth Capital | 6 | United States, France, Israel | Seed, Convertible Note, Series A | Health Care, Information Technology, Software |
| Element 8 | 6 | United States | Series A, Seed, Series B | Renewable Energy, Energy, Solar |
| Social Capital | 6 | United States, Canada, India | Seed, Series A, Series B | Software, FinTech, SaaS |
| My Climate Journey Collective | 6 | United States, United Kingdom, Kenya | Seed, Series A, Series B | Renewable Energy, Energy, Software |
| LaunchPad Venture | 6 | United States, Canada, Argentina | Seed, Series A | Software, Health Care, Biotechnology |
| TDK Ventures | 5 | United States, China, Japan | Series A, Series B | Manufacturing, Renewable Energy, Semiconductor |
| Blue Bear Capital | 5 | United States, Canada, Norway | Series A, Seed | Software, SaaS, Information Technology |
| Ecosystem Integrity Fund | 5 | United States, Norway, Rwanda | Series A, Series B | Energy, Renewable Energy, Solar |
| Connecticut Innovations | 5 | United States, Israel, Canada | Series A, Seed | Health Care, Biotechnology, Software |
| Union Square Ventures | 5 | United States, United Kingdom, Germany | Series A, Series B, Series C | Software, Financial Services, FinTech |
| Version One Ventures | 5 | United States, Canada, United Kingdom | Seed, Series A, Series B | Software, Internet, Blockchain |
| Chrysalix Venture Capital | 5 | United States, Canada, The Netherlands | Series B, Series A | Energy, Manufacturing, CleanTech |
| Massachusetts Clean Energy Center | 5 | United States, Italy, United Kingdom | Grant, Series A, Seed | Energy, Renewable Energy, Software |
| Prime Impact Fund | 5 | United States | Seed, Series A, Series B | Energy, Renewable Energy, Manufacturing |
| Ulu Ventures | 5 | United States, Mexico, Nigeria | Seed, Series A | Software, Financial Services, Information Technology |
| WindSail Capital Group | 5 | United States, Canada, Germany | Debt Financing, Seed | Energy, Software, Renewable Energy |
| Spero Ventures | 4 | United States, Israel | Series A, Seed | Software, Artificial Intelligence, Education |
| Braemar Energy Ventures | 4 | United States, Canada, France | Series B, Series C, Series A | Manufacturing, Energy, Renewable Energy |
| Kairos Ventures | 4 | United States, United Kingdom | Seed, Series A | Biotechnology, Health Care, Therapeutics |
| Kleiner Perkins | 4 | United States, China, United Kingdom | Series B, Series A, Series C | Software, Health Care, Information Technology |
| PRIME Coalition | 4 | United States | Seed, Grant, Series A | Energy, Renewable Energy, Manufacturing |
| Foothill Ventures | 4 | United States, China, Canada | Seed, Series A | Software, Artificial Intelligence, Health Care |
| Wireframe Ventures | 4 | United States, United Kingdom | Seed, Series A, Series B | Biotechnology, Software, Energy |
| Trinity Capital | 4 | United States, Canada, France | Debt Financing, Post-IPO Debt | Software, Energy, Health Care |
| Shell Ventures | 4 | United States, United Kingdom, Norway | Series A, Series B | Energy, Renewable Energy, Software |
| Global Founders Capital | 4 | United States, Germany, United Kingdom | Seed, Series A, Pre-Seed | Financial Services, Software, FinTech |
| Starlight Ventures | 4 | United States, Finland, Spain | Seed, Series A | Biotechnology, Energy, Health Care |
| Building Ventures | 4 | United States, Finland | Series A, Seed, Series B | Software, Construction, Real Estate |
| Applied Ventures | 4 | United States, South Korea, France | Series B, Series A | Manufacturing, Semiconductor, Electronics |
| NGEN Partners | 4 | United States, Canada | Series B, Series C | Energy, Manufacturing, Renewable Energy |
| Climate Capital | 4 | United States, Canada, Germany | Seed, Pre-Seed, Series A | Sustainability, Manufacturing, Biotechnology |
| National Grid Partners (NGP) | 4 | United States, United Kingdom, Israel | Series B, Series A | Artificial Intelligence, Software, SaaS |
| The Engine | 4 | United States | Seed, Series A, Series B | Biotechnology, Health Care, Manufacturing |
| BoxGroup | 4 | United States, France, Mexico | Seed, Series A, Series B | Software, Health Care, Internet |
| DFJ Mercury | 4 | United States | Series A, Series B, Debt Financing | Software, Biotechnology, Health Care |
| Angeleno Group | 4 | United States, Australia, United Kingdom | Series B, Series C | Manufacturing, Renewable Energy, Solar |
| Tamarack Global | 3 | United States | Seed, Series A, Series B | Media and Entertainment, Aerospace, Renewable Energy |
| New Energy Capital | 3 | United States | Private Equity, Post-IPO Equity | Renewable Energy, Energy, Solar |

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