# Top 5 Renewable Energy Angel Investors in Switzerland in June 2026

| Investor | Relevant Deals | Geography | Stage | Focus |
| --- | --- | --- | --- | --- |
| Oliver Samwer | 2 | Germany, Switzerland, United States | Seed, Series A, Pre-Seed | Software, Internet, E-Commerce |
| Péter Ilyés | 2 | Switzerland | Seed | SaaS, Energy, Software |
| Zürcher Kantonalbankand | 1 | Switzerland | Seed, Series A, Series B | Medical Device, Energy, Medical |
| Torge Thönnessen | 1 | Germany | Seed | Battery, CleanTech, Chemical Engineering |
| Leopold König | 1 | Germany | Seed | Battery, CleanTech, Chemical Engineering |