# Top 50 Renewable Energy Angel Investors in May 2026

| Investor | Relevant Deals | Geography | Stage | Focus |
| --- | --- | --- | --- | --- |
| Bill Gates | 4 | United States, Saudi Arabia, South Africa | Series A, Series E | Energy, Health Care, Hardware |
| Nicholas Assef | 4 | Australia | Pre-Seed, Seed | Renewable Energy, Energy, Battery |
| Sagar Ratilal Bavarva | 4 | India, The Netherlands, Germany | Private Equity, Pre-Seed | Renewable Energy, Clean Energy, Solar |
| Jackson Moses | 4 | United States | Pre-Seed, Seed, Series A | Aerospace, Government, Software |
| Patrick Soon-Shiong | 3 | United States, United Kingdom | Series A, Series B, Series C | Health Care, Internet, Manufacturing |
| Sunmeet Jolly | 3 | United States, Israel | Seed, Series A, Equity Crowdfunding | Software, Internet, Artificial Intelligence |
| Gabor Cselle | 3 | United States, Germany | Seed, Angel, Pre-Seed | Mobile Apps, Renewable Energy, Internet |
| Chris Murphy | 3 | United States, Germany, United Kingdom | Seed, Pre-Seed, Series A | Software, SaaS, Information Technology |
| David Balensiefen | 3 | Germany | Seed, Angel | Renewable Energy, Battery, Semiconductor |
| Rayyan Islam | 3 | United States, France, Switzerland | Seed, Series A | Renewable Energy, Biotechnology, Energy |
| David E. Weekly | 3 | United States, Israel | Seed, Angel, Pre-Seed | Robotics, Drones, Aerospace |
| Andy Booke | 3 | Germany | Seed, Angel | Renewable Energy, Battery, Semiconductor |
| Gaurav Gupta | 2 | India | Angel | Solar, Energy, CleanTech |
| Eugene Goldberg | 2 | United States | Angel | CleanTech, Clean Energy, Renewable Energy |
| Dr Ritesh Malik | 2 | India, United States, Kenya | Seed, Pre-Seed | Software, SaaS, Education |
| Chris Sang | 2 | United States, Australia, India | Seed, Pre-Seed, Series A | Software, E-Commerce, Mobile |
| Dhruv Chitgopekar | 2 | India, United States | Seed, Angel, Pre-Seed | Gaming, Content, eSports |
| Edward Kim | 2 | United States | Angel | CleanTech, Clean Energy, Renewable Energy |
| Kittu Kolluri | 2 | United States, India | Series A, Seed, Series B | Financial Services, Information Technology, Analytics |
| Job Dura | 2 | The Netherlands | Series A | Energy, CleanTech, Architecture |
| Carlos Pacheco | 2 | Brazil | Seed, Debt Financing | Energy, Blockchain, Renewable Energy |
| Sierra Peterson | 2 | United States, United Kingdom | Seed, Pre-Seed, Series A | Energy, Renewable Energy, Solar |
| Marc Benioff | 2 | United States, United Kingdom, The Netherlands | Series A, Seed, Series B | Software, Health Care, SaaS |
| Ramez Naam | 2 | United States, Singapore | Series B, Seed, Series A | Renewable Energy, Energy, Automotive |
| Nat Friedman | 2 | United States, United Kingdom, Spain | Seed, Series A, Series B | Software, Artificial Intelligence, Information Technology |
| Lukasz Gadowski | 2 | Germany, United States, Sweden | Series A, Seed | Internet, E-Commerce, Software |
| Marc Tarpenning | 2 | United States | Series A, Seed, Series D | Renewable Energy, CleanTech, Drones |
| Supriya Paul | 2 | India, United States | Seed, Pre-Seed | Apps, SaaS, Dating |
| Christoph Ostermann | 2 | Germany, Austria | Series A, Seed, Series B | Energy Storage, Renewable Energy, Energy |
| Christian Bach | 2 | United States, Denmark, Poland | Seed, Pre-Seed, Series A | Software, Information Technology, Developer Tools |
| Luigi Bajetti | 2 | United States, Italy, Luxembourg | Seed, Pre-Seed, Series A | Information Technology, Software, Apps |
| Naruhisa Nakagawa | 2 | Japan, United States, United Kingdom | Seed, Series A | Manufacturing, Beauty, Environmental Consulting |
| Ray Muzyka | 2 | Canada, United States | Seed, Pre-Seed | Health Care, Software, Information Technology |
| Maulik Majmudar | 2 | United States | Seed, Pre-Seed | Medical, mHealth, Hardware |
| Tom McInerney | 2 | United States, United Kingdom | Seed, Angel, Series A | Software, Mobile, Enterprise Software |
| Bo Wase | 2 | Denmark | Seed, Pre-Seed | Renewable Energy |
| Juergen Mayerhofer | 2 | Denmark | Seed, Pre-Seed | Renewable Energy |
| Philipp Kloeckner | 2 | Germany | Seed, Angel | Financial Services, Banking, FinTech |
| Alef Arendsen | 2 | The Netherlands | Angel, Series A, Series B | Automotive, Electronics, Electric Vehicle |
| Steve Melhuish | 2 | Singapore, India, Malaysia | Seed, Series A | Software, Real Estate, Information Services |
| Rand Hindi | 2 | France, United States, Germany | Seed, Pre-Seed | Software, Cryptocurrency, Information Technology |
| Josh Felser | 2 | United States, Hong Kong, Philippines | Seed, Series A | E-Commerce, Consumer, Financial Services |
| Surya Panditi | 2 | United States | Seed, Pre-Seed | Hardware, Renewable Energy, Internet of Things |
| Luke Kupersmith | 2 | United States | Angel | CleanTech, Clean Energy, Renewable Energy |
| Mark Cuban | 2 | United States, Vietnam, Singapore | Seed, Series A, Angel | Blockchain, Software, E-Commerce |
| Ashley Mayer | 2 | United States, Germany | Seed, Series A, Pre-Seed | Health Care, Wellness, Environmental Engineering |
| Uday Kumar Bangalore Shivaraman | 2 | United Kingdom, India, United States | Seed, Series B, Equity Crowdfunding | FinTech, Financial Services, E-Commerce |
| Michael Gryseels | 2 | Singapore, India, Philippines | Seed, Series A | Software, Energy, Mobile |
| Krishna Kolluri | 2 | United States, Canada, Israel | Series B, Series C, Series A | Software, SaaS, Machine Learning |
| Hadi Partovi | 1 | United States, Israel, Colombia | Seed, Series A, Angel | Software, E-Commerce, Enterprise Software |

# 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