# Top 50 Sustainability Angel Investors in Germany in May 2026

| Investor | Relevant Deals | Geography | Stage | Focus |
| --- | --- | --- | --- | --- |
| Ralf Dummel | 4 | Germany, United States, Switzerland | Angel, Seed | Food and Beverage, Manufacturing, Product Design |
| David Balensiefen | 3 | Germany | Seed, Angel | Renewable Energy, Battery, Semiconductor |
| Lawrence Leuschner | 3 | Germany, United Kingdom, India | Seed, Series A | Software, Environmental Consulting, Mobile Apps |
| Gabor Cselle | 3 | United States, Germany | Seed, Angel, Pre-Seed | Mobile Apps, Renewable Energy, Internet |
| Andy Booke | 3 | Germany | Seed, Angel | Renewable Energy, Battery, Semiconductor |
| Felix Jahn | 3 | Germany, United States, United Kingdom | Seed, Pre-Seed | Software, Internet, Information Technology |
| Kristofer Fichtner | 3 | Germany | Seed, Pre-Seed | Internet, Marketplace, Real Estate |
| Andreas Brenner | 3 | Germany | Seed, Pre-Seed | B2B, Timber, Internet |
| Matthias Ernst | 2 | Germany | Pre-Seed | CleanTech, Software, Clean Energy |
| Christoph Ostermann | 2 | Germany, Austria | Series A, Seed, Series B | Energy Storage, Renewable Energy, Energy |
| Lukasz Gadowski | 2 | Germany, United States, Sweden | Series A, Seed, Angel | Internet, E-Commerce, Software |
| Louis Pfitzner | 2 | Germany, Austria | Seed, Pre-Seed | B2B, Local, Sports |
| Philipp Kloeckner | 2 | Germany | Seed, Angel | Financial Services, Banking, FinTech |
| Mark Miller | 2 | Germany, United States | Seed, Pre-Seed, Series A | EdTech, Recycling, E-Learning |
| ISB Investitions- und Strukturbank Rheinland-Pfalz | 2 | Germany | Seed, Series A | Software, Apps, Ride Sharing |
| Nikolaus D. Bayer | 2 | Germany | Pre-Seed, Seed, Series A | Education, SaaS, EdTech |
| Peter Mertens | 2 | Germany, Israel | Seed, Pre-Seed, Angel | Software, Automotive, Information Technology |
| Friedrich A. Neuman | 2 | Germany, Sweden, United States | Seed, Pre-Seed, Angel | Mobile Apps, Battery, Organic |
| Dr. Gregor Heinrich | 2 | Germany | Seed, Pre-Seed | Recycling, Manufacturing, Sustainability |
| Beate Rosenthal | 2 | Germany | Seed, Pre-Seed | Recycling, Manufacturing, Sustainability |
| Alf Arnold | 2 | Germany | Seed, Pre-Seed | Recycling, Manufacturing, Sustainability |
| Michael Brehm | 2 | Germany, Austria, United States | Seed, Angel, Series A | Software, Financial Services, Machine Learning |
| Judith Williams | 2 | Germany | Angel, Seed | Manufacturing, Wellness, Sales |
| Wilfried Gillrath | 2 | Germany | Seed, Pre-Seed | Marketing, Recycling, Wind Energy |
| Kai Hansen | 2 | Germany, United Kingdom, France | Seed, Series A, Pre-Seed | E-Commerce, FinTech, Software |
| Christoph Behn | 2 | Germany | Pre-Seed, Seed | Manufacturing, Advanced Materials, Eyewear |
| Aksel Lund Svindal | 1 | Norway, Germany, United States | Seed, Series A | Transportation, Software, Mobile |
| Stan Lenzen | 1 | Germany | Pre-Seed | GreenTech, E-Commerce, Marketplace |
| Michala Rudorfer | 1 | Germany | Pre-Seed |  |
| Volker Rofalski | 1 | Germany | Seed, Angel, Series A | Information Technology, SaaS, E-Commerce |
| Johann "Hansi" Hansmann | 1 | Austria, United Kingdom, Spain | Seed, Angel, Pre-Seed | Software, Health Care, Sports |
| Johnny Quach | 1 | Germany | Pre-Seed | GreenTech, E-Commerce, Marketplace |
| Benedikt Franke | 1 | Germany | Seed, Pre-Seed | Shoes, Payments, Software |
| Christian Vollmann | 1 | Germany, Ireland, United States | Seed, Angel, Series A | Software, Internet, SaaS |
| Jens Begemann | 1 | Germany | Seed, Series A | B2C, EdTech, Children |
| Jochen Berger | 1 | Germany | Seed, Pre-Seed | Energy, Software, Biotechnology |
| Erik Range | 1 | Germany | Seed | Gaming, Sustainability, Food/Beverage |
| Karim Tabet Jalbout | 1 | Germany | Seed | Battery, CleanTech, Chemical Engineering |
| Georg Kofler | 1 | Germany, Austria | Angel, Seed | Consumer Goods, Commerce/Shopping, Apps |
| Andreas Kupke | 1 | Germany | Seed, Pre-Seed, Series A | Software, Transportation, IT |
| Jonas Rieke | 1 | Germany, Sweden | Seed, Pre-Seed, Series A | Software, Health Care, Apps |
| Éléonore Frère | 1 | Germany | Pre-Seed | GreenTech, E-Commerce, Marketplace |
| Andrea Lederer | 1 | Germany | Pre-Seed | Other, Sports, Sustainability |
| Thomas Glatte | 1 | Germany | Pre-Seed | Software, GreenTech, Infrastructure |
| Verena Pausder | 1 |  | Seed, Pre-Seed | Software, Education, Gaming |
| Nico Rosberg | 1 |  | Series A, Angel | Transportation, Other, Sales/Marketing |
| Bryant Chou | 1 | United States, Germany | Seed, Angel, Series A | Software, Commerce/Shopping, Design |
| Stephan Rohr | 1 | Germany | Seed, Pre-Seed | Real Estate, Software, Consumer Goods |
| Maximilian Both | 1 | Germany | Pre-Seed | Software, CleanTech, Clean Energy |
| Johannes Sass | 1 | Germany | Pre-Seed | Energy, Software, Sustainability |

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