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

| Investor | Relevant Deals | Geography | Stage | Focus |
| --- | --- | --- | --- | --- |
| Clean Energy Venture Group | 34 | United States, Canada | Series A, Seed | Energy, Renewable Energy, Manufacturing |
| Third Sphere | 34 | United States, Switzerland, Germany | Seed, Pre-Seed, Convertible Note | Software, Real Estate, Transportation |
| Breakthrough Energy Ventures | 31 | United States, Canada, United Kingdom | Series A, Series B | Energy, Renewable Energy, Manufacturing |
| Congruent Ventures | 30 | United States, Canada, United Kingdom | Series A, Seed, Series B | Software, Energy, Renewable Energy |
| Clean Energy Ventures | 25 | United States, Canada | Series A, Seed, Convertible Note | Energy, Manufacturing, Renewable Energy |
| Khosla Ventures | 23 | United States, India, United Kingdom | Series A, Series B, Seed | Software, Health Care, Artificial Intelligence |
| The Engine | 19 | United States | Seed, Series A, Series B | Biotechnology, Health Care, Manufacturing |
| Energy Impact Partners | 18 | United States, Canada, Germany | Series A, Series B, Series C | Software, Energy, Renewable Energy |
| Evergreen Climate Innovations | 18 | United States | Convertible Note, Seed, Grant | Energy, Manufacturing, Electronics |
| Collaborative Fund | 18 | United States, United Kingdom, South Korea | Seed, Series A | Food and Beverage, Health Care, Software |
| Alumni Ventures | 18 | United States, United Kingdom, Canada | Seed, Series A, Series B | Software, Information Technology, Health Care |
| DCVC | 17 | United States, Canada, United Kingdom | Seed, Series A, Series B | Software, Artificial Intelligence, Health Care |
| Prelude Ventures | 17 | United States, Canada | Series A, Series B, Series C | Software, Energy, Manufacturing |
| Powerhouse Ventures | 17 | United States, Australia, United Kingdom | Seed, Series A, Pre-Seed | Software, Energy, Solar |
| My Climate Journey Collective | 17 | United States, United Kingdom, Kenya | Seed, Series A, Series B | Renewable Energy, Energy, Software |
| WindSail Capital Group | 16 | United States, Canada, Germany | Debt Financing, Seed | Energy, Software, Renewable Energy |
| Blue Bear Capital | 14 | United States, Canada, Norway | Series A, Seed | Software, SaaS, Information Technology |
| Lowercarbon Capital | 14 | United States, United Kingdom, France | Seed, Series A | Biotechnology, Renewable Energy, Energy |
| Climate Capital | 14 | United States, Canada, Germany | Seed, Pre-Seed, Series A | Sustainability, Manufacturing, Biotechnology |
| ONE WORLD Impact Investments LLC | 14 | United States | Seed, Series A, Series B | Education, Health Care, Software |
| Threshold | 13 | United States, Israel, India | Series B, Series A, Series C | Software, Internet, Mobile |
| Shell Ventures | 13 | United States, United Kingdom, Norway | Series A, Series B | Energy, Renewable Energy, Software |
| Right Side Capital Management | 13 | United States, Canada, United Kingdom | Seed, Pre-Seed, Convertible Note | Software, SaaS, Health Care |
| The Yield Lab | 13 | United States, Argentina, Brazil | Seed, Series A, Convertible Note | Agriculture, AgTech, Biotechnology |
| New Enterprise Associates | 13 | United States, India, China | Series B, Series A, Series C | Software, Health Care, Biotechnology |
| Chrysalix Venture Capital | 13 | United States, Canada, The Netherlands | Series B, Series A | Energy, Manufacturing, CleanTech |
| RockPort Capital | 12 | United States, Canada, Norway | Series C, Series B, Series A | Energy, Manufacturing, Software |
| Houston Angel Network | 12 | United States, Canada, United Kingdom | Seed, Series A | Health Care, Software, Information Technology |
| Good Growth Capital | 12 | United States, France, Israel | Seed, Convertible Note, Series A | Health Care, Information Technology, Software |
| Massachusetts Clean Energy Center | 12 | United States, Italy, United Kingdom | Grant, Series A, Seed | Energy, Renewable Energy, Software |
| Ecosystem Integrity Fund | 12 | United States, Norway, Rwanda | Series A, Series B | Energy, Renewable Energy, Solar |
| Connecticut Innovations | 12 | United States, Israel, Canada | Series A, Seed | Health Care, Biotechnology, Software |
| First Round Capital | 12 | United States, Canada, India | Seed, Series A, Series B | Software, E-Commerce, Health Care |
| Austin Ventures | 12 | United States, China, Japan | Series B, Series A, Series C | Software, Enterprise Software, Internet |
| Fifth Wall | 11 | United States, Brazil, Canada | Series A, Series B, Series C | Real Estate, Software, SaaS |
| Sustainable Ocean Alliance | 11 | United States, United Kingdom, Canada | Seed, Pre-Seed | Sustainability, CleanTech, Marine Technology |
| Liquid 2 Ventures | 11 | United States, Mexico, Canada | Seed, Series A, Pre-Seed | Software, Information Technology, FinTech |
| Element 8 | 11 | United States | Series A, Seed, Series B | Renewable Energy, Energy, Solar |
| SaaS Ventures | 11 | United States, Canada, Israel | Seed, Series A, Pre-Seed | Software, Information Technology, SaaS |
| City Light Capital | 11 | United States | Seed, Series A, Series B | Health Care, Software, Wellness |
| Sand Hill Angels | 11 | United States, Canada, Japan | Seed, Series B, Series A | Health Care, Software, Biotechnology |
| Kleiner Perkins | 11 | United States, China, United Kingdom | Series B, Series A, Series C | Software, Health Care, Information Technology |
| Brooklyn Bridge Ventures | 10 | United States, Trinidad and Tobago | Seed, Pre-Seed, Series A | Software, Health Care, FinTech |
| BoxGroup | 10 | United States, France, Mexico | Seed, Series A, Series B | Software, Health Care, Internet |
| MaC Venture Capital | 10 | United States, Kenya, Nigeria | Seed, Series A, Pre-Seed | Software, Information Technology, Health Care |
| Foundation Capital | 10 | United States, United Kingdom, Mexico | Seed, Series A, Series B | Software, Information Technology, Internet |
| Halogen Ventures | 10 | United States | Seed, Convertible Note | E-Commerce, Internet, Fashion |
| Social Capital | 10 | United States, Canada, India | Seed, Series A, Series B | Software, FinTech, SaaS |
| Bolt | 10 | United States, Canada | Seed, Pre-Seed, Series A | Software, Health Care, Internet of Things |
| Trinity Capital | 10 | United States, Canada, France | Debt Financing, Post-IPO Debt | Software, Energy, Telecommunications |

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