# Top 50 Energy Angel Investors in June 2026

| Investor | Relevant Deals | Geography | Stage | Focus |
| --- | --- | --- | --- | --- |
| Johann "Hansi" Hansmann | 10 | Austria, United Kingdom, Germany | Seed, Angel, Pre-Seed | Software, Health Care, Fitness |
| Soheila Yalpani | 9 | United States, Switzerland | Seed, Pre-Seed, Series A | Consulting, GreenTech, Cyber Security |
| Bhavik Bajaj | 9 | United States, Switzerland, United Kingdom | Pre-Seed, Seed, Angel | Information Technology, Software, FinTech |
| Mark Cuban | 8 | United States, United Kingdom, Canada | Seed, Series A | Software, Artificial Intelligence, Blockchain |
| Ian Marchant | 8 | United Kingdom | Seed, Series A, Angel | Energy, Information Technology, Software |
| Jeff Dean | 8 | United States, United Kingdom, Japan | Seed, Series A, Pre-Seed | Artificial Intelligence, Information Technology, Software |
| Jackson Moses | 8 | United States, Canada, Nigeria | Pre-Seed, Seed, Series A | Aerospace, National Security, Military |
| Danny Hayes | 7 | United States, Switzerland | Seed, Pre-Seed | Clean Energy, Cyber Security, Finance |
| Ahu Serter | 7 | Turkey, Greece, Germany | Seed, Pre-Seed, Series A | Software, Manufacturing, Transportation |
| Bill Gates | 7 | United States, Canada, Israel | Series C, Series A, Series B | Energy, Biotechnology, Manufacturing |
| Kiran Bhatraju | 7 | United States | Seed, Pre-Seed | Energy, Energy Efficiency, Energy Management |
| Sake Bosch | 6 | The Netherlands, France, Israel | Seed, Series A, Series B | Software, E-Commerce, Biotechnology |
| Uday Kumar Bangalore Shivaraman | 6 | United Kingdom, India, United States | Seed, Series B, Equity Crowdfunding | FinTech, Financial Services, E-Commerce |
| Chris Sang | 6 | United States, Australia, India | Seed, Pre-Seed, Series A | Software, E-Commerce, SaaS |
| Dylan Taylor | 6 | United States, Canada, Finland | Seed, Series A | Aerospace, Space Travel, Satellite Communication |
| Sagar Ratilal Bavarva | 6 | India, The Netherlands, Germany | Private Equity, Pre-Seed | Renewable Energy, Solar, Energy |
| Alfred Luger | 6 | Austria, Germany, United Kingdom | Seed, Angel, Pre-Seed | Software, Apps, E-Learning |
| Erik Peterson | 5 | United States, Canada, Algeria | Seed, Equity Crowdfunding, Series A | Software, Biotechnology, SaaS |
| David Helgason | 5 | United States, Denmark, Finland | Seed, Series A | Software, Gaming, Information Technology |
| Ishara Yusdian | 5 | Indonesia, Singapore | Seed, Convertible Note, Debt Financing | Agriculture, Lifestyle, Waste Management |
| Rayyan Islam | 5 | United States, France, Switzerland | Seed, Series A | Renewable Energy, Energy, Biotechnology |
| Jeremy Yap | 5 | United States, United Kingdom, Germany | Seed, Pre-Seed, Angel | Software, Artificial Intelligence, Machine Learning |
| Bradley Horowitz | 5 | United States, United Kingdom, Germany | Seed, Series A, Series B | Software, Information Technology, Health Care |
| Sierra Peterson | 5 | United States, Germany, United Kingdom | Seed, Pre-Seed, Series A | Energy, Renewable Energy, Software |
| Thomas McInerney | 5 | United States, United Kingdom, Switzerland | Seed, Angel, Series A | Software, Mobile, Enterprise Software |
| Sunmeet Jolly | 5 | United States, Israel, Hong Kong | Seed, Series A | Software, Internet, Artificial Intelligence |
| Akshay Singhal | 5 | India, United States | Seed, Pre-Seed | Pet, AgTech, Battery |
| Rand Hindi | 5 | France, United States, Germany | Seed, Pre-Seed | Software, Cryptocurrency, Information Technology |
| Jordan Mendell | 5 | United States | Seed, Series B | Software, Consumer Electronics, Sports |
| Paul Forster | 5 | United Kingdom, Germany, United States | Seed, Series A, Pre-Seed | Software, FinTech, Financial Services |
| Sam Altman | 5 | United States, Canada, Ghana | Seed, Series A, Series B | Software, Artificial Intelligence, Internet |
| Edward Ismawan Chamdani | 5 | Indonesia, Singapore | Seed, Series A, Series B | Lifestyle, Agriculture, Aquaculture |
| Christian Edler | 4 | United States, Germany, United Kingdom | Seed, Series A, Pre-Seed | Financial Services, Information Technology, Software |
| Tom Werner | 4 | United States | Series A, Seed | Energy, Renewable Energy, Apps |
| Ramez Naam | 4 | United States, Singapore | Series B, Seed, Series A | Renewable Energy, Energy, Automotive |
| Cristina Stenbeck | 4 | Sweden, Germany, United Kingdom | Seed, Series A | Fashion, E-Commerce, Health Care |
| Jon Moulton | 4 | United Kingdom, Cyprus, Luxembourg | Seed, Series A | Financial Services, FinTech, Banking |
| Louis Pfitzner | 4 | Germany, France, Greece | Pre-Seed, Seed, Series A | B2B, Software, Marketplace |
| John Legend | 4 | United States | Seed, Series B, Series A | E-Commerce, Beauty, Retail |
| Ralf Dummel | 4 | Germany, United States, Switzerland | Angel, Seed | Food and Beverage, Manufacturing, Product Design |
| Christian Vollmann | 4 | Germany, Ireland, Indonesia | Seed, Series A, Angel | Software, Internet, SaaS |
| Edward Lando | 4 | United States, France, United Kingdom | Seed, Pre-Seed | Software, Health Care, Information Technology |
| Nico Rosberg | 4 | Germany, United States, United Kingdom | Seed, Series A | Information Technology, Software, Transportation |
| David Balensiefen | 4 | Germany | Angel, Seed, Pre-Seed | Renewable Energy, Sustainability, SaaS |
| Nicholas Assef | 4 | Australia | Pre-Seed, Seed | Renewable Energy, Energy, Battery |
| Rohan Oza | 4 | United States | Seed, Series A, Series B | Food and Beverage, E-Commerce, Health Care |
| Vishal Rao | 4 | United States, India, Canada | Seed, Pre-Seed | Software, Artificial Intelligence, Information Technology |
| Joanne Wilson | 4 | United States, Canada, Poland | Seed, Series A, Angel | E-Commerce, Mobile, Retail |
| Julie McDermott | 4 | United States, India, Mexico | Seed, Debt Financing, Pre-Seed | E-Commerce, Marketplace, Information Technology |
| Gary Hirshberg | 4 | United States | Seed, Series A | Food and Beverage, Food Processing, Organic Food |