# Top 50 Clean Energy Startup Investors in United States in June 2026

| Investor | Relevant Deals | Geography | Stage | Focus |
| --- | --- | --- | --- | --- |
| Clean Energy Venture Group | 11 | United States, Canada | Seed, Series A | Energy, Renewable Energy, Manufacturing |
| Khosla Ventures | 7 | United States, India, United Kingdom | Series A, Series B, Seed | Software, Artificial Intelligence, Health Care |
| Clean Energy Ventures | 7 | United States, Canada, Israel | Seed, Series A | Manufacturing, Energy, Renewable Energy |
| Energy Impact Partners | 7 | United States, Canada, United Kingdom | Series A, Series B, Series C | Software, Energy, Renewable Energy |
| Safar Partners | 6 | United States, China | Seed, Series A, Series B | Biotechnology, Health Care, Manufacturing |
| Wonder Ventures | 6 | United States | Seed, Pre-Seed, Series A | Software, Internet, Health Care |
| Austin Ventures | 5 | United States, China, Japan | Series B, Series A, Series C | Software, Enterprise Software, Internet |
| Prelude Ventures | 5 | United States, Canada | Series A, Series B, Series C | Software, Energy, Renewable Energy |
| Third Sphere | 5 | United States, United Kingdom, Israel | Seed, Pre-Seed, Convertible Note | Software, Real Estate, Transportation |
| Crosscut Ventures | 5 | United States | Seed, Series A | Software, Internet, Information Technology |
| Breakthrough Energy Ventures | 4 | United States, Canada, France | Series A, Series B | Energy, Renewable Energy, Manufacturing |
| Countdown Capital | 4 | United States | Seed, Pre-Seed | Software, Aerospace, Manufacturing |
| Jericho Energy Ventures | 4 | United States | Series A | CleanTech, GreenTech, Clean Energy |
| Starlight Ventures | 4 | United States, Finland, Italy | Seed, Series A | Biotechnology, Energy, Health Care |
| The Engine | 4 | United States | Seed, Series A, Series B | Biotechnology, Health Care, Manufacturing |
| Foothill Ventures | 4 | United States, China, Canada | Seed, Series A | Artificial Intelligence, Software, Biotechnology |
| Hess Corporation | 4 | United States | Series A | CleanTech, GreenTech, Clean Energy |
| Powerhouse Ventures | 4 | United States, Australia, United Kingdom | Seed, Series A, Pre-Seed | Software, Energy, Solar |
| Congruent Ventures | 4 | United States, Canada, United Kingdom | Seed, Series A, Series B | Software, Energy, Robotics |
| Alumni Ventures | 4 | United States, United Kingdom, Canada | Seed, Series A, Series B | Software, Artificial Intelligence, Information Technology |
| New York Ventures | 4 | United States, Canada, Israel | Seed, Series A, Series B | Health Care, Biotechnology, Software |
| EnCap Flatrock Midstream | 3 | United States | Private Equity, Angel, Post-IPO Equity | Energy, Oil and Gas, Logistics |
| Bolt | 3 | United States, Canada | Seed, Pre-Seed, Series A | Software, Health Care, Hardware |
| Acrew Capital | 3 | United States, Mexico, United Kingdom | Series A, Seed, Series B | Software, Financial Services, FinTech |
| Braemar Energy Ventures | 3 | United States, Canada, France | Series B, Series C, Series A | Manufacturing, Energy, Renewable Energy |
| American Family Insurance Institute for Corporate and Social Impact | 3 | United States, The Netherlands | Seed, Series A, Series B | Education, Software, Health Care |
| Tamarack Global | 3 | United States, Denmark | Seed, Series A, Series B | Aerospace, CleanTech, Clean Energy |
| She's Independent | 3 | United States | Seed, Pre-Seed | Software, Health Care, SaaS |
| BoxGroup | 3 | United States, Mexico, Canada | Seed, Series A, Series B | Software, Health Care, Artificial Intelligence |
| New Stack Ventures | 3 | United States, Canada, Mexico | Pre-Seed, Seed, Series A | Software, Information Technology, Health Care |
| PJC | 3 | United States, Canada, Pakistan | Seed, Series A, Series B | Software, Health Care, Artificial Intelligence |
| Milkbox Partners | 3 | United States, Canada, Germany | Series A, Seed | Machine Learning, Software, Health Care |
| Backstage Capital | 3 | United States, United Kingdom | Seed, Pre-Seed, Series A | Software, Health Care, Internet |
| Lux Capital | 3 | United States, United Kingdom, Canada | Series A, Seed, Series B | Software, Artificial Intelligence, Health Care |
| Chrysalix Venture Capital | 3 | United States, Canada, The Netherlands | Series B, Series A | Energy, Manufacturing, CleanTech |
| Anzu Partners | 3 | United States, Canada, Spain | Series A, Series B | Biotechnology, Software, Manufacturing |
| Collaborative Fund | 3 | United States, United Kingdom, South Korea | Seed, Series A | Software, Food and Beverage, Health Care |
| 11.2 Capital | 3 | United States, Canada, United Kingdom | Seed, Series A, Series B | Software, Information Technology, Biotechnology |
| Virta Ventures | 3 | United States, United Kingdom | Seed, Pre-Seed, Series A | Software, FinTech, Solar |
| Kapor Capital | 3 | United States, Kenya, Japan | Seed, Series A, Series B | Education, Software, Health Care |
| Dolby Family Ventures | 3 | United States, Austria, Switzerland | Series A, Seed, Series B | Biotechnology, Health Care, Therapeutics |
| Fine Structure Venture | 3 | United States, United Kingdom, Spain | Series A, Series B, Seed | Manufacturing, Energy, Clean Energy |
| Unruly Capital | 3 | United Kingdom, United States, Germany | Seed, Pre-Seed | Biotechnology, CleanTech, Manufacturing |
| MCJ | 3 | United States, United Kingdom, Kenya | Seed, Series A, Series B | Renewable Energy, Energy, Software |
| Climate Capital | 3 | United States, Canada, Germany | Seed, Pre-Seed, Series A | Energy, Manufacturing, Renewable Energy |
| RVC | 3 | United States | Seed, Series A | Health Care, CleanTech, Clean Energy |
| Lowercarbon Capital | 3 | United States, United Kingdom, France | Seed, Series A, Series B | Renewable Energy, Energy, Biotechnology |
| Globespan Capital Partners | 2 | United States, Spain, Canada | Series B, Series C, Series D | Software, Enterprise Software, Information Technology |
| K Street Capital | 2 | United States | Seed, Convertible Note | Software, Information Technology, SaaS |
| VantagePoint Capital Partners | 2 | United States, Canada, Sweden | Series B, Series C | Software, Manufacturing, Internet |

# About Shizune
Shizune.co is an investor database. Core features:
- 48,091 startup investors (angels, VCs, accelerators, and others)
- Email, phone, LinkedIn (for intros), socials, and other contact data
- Updated daily from public funding news
- CSV and Excel export

The User can access the full database FOR FREE after signing up: shizune.co