# Top 20 Sustainability Angel Investors in Switzerland in June 2026

| Investor | Relevant Deals | Geography | Stage | Focus |
| --- | --- | --- | --- | --- |
| Soheila Yalpani | 5 | United States, Switzerland | Seed, Pre-Seed, Series A | Consulting, GreenTech, Cyber Security |
| Danny Hayes | 5 | United States, Switzerland | Seed, Pre-Seed | Clean Energy, Cyber Security, Finance |
| Oliver Samwer | 2 | Germany, Switzerland, United States | Seed, Series A, Pre-Seed | Software, Internet, E-Commerce |
| Péter Ilyés | 2 | Switzerland | Seed | SaaS, Energy, Software |
| Jürg Marquard | 1 | Switzerland | Seed, Pre-Seed | Travel, Rental, Leisure |
| Cristian Mazzoleni | 1 | Switzerland | Pre-Seed | Grocery, Organic, Food and Beverage |
| Alois Flatz | 1 | Switzerland, Austria | Seed | Software, Real Estate, Social Media |
| Torge Thönnessen | 1 | Germany | Seed | Battery, CleanTech, Chemical Engineering |
| Matt Iannelli | 1 | Switzerland, United States | Seed | Finance, Sustainability, Project Management |
| Adriant Harrison | 1 | Switzerland | Seed | Aerospace, Consulting, Cryptocurrency |
| David Helgason | 1 | United States, Denmark, Finland | Seed, Series A | Software, Gaming, Information Technology |
| Thomassin Emmanuel | 1 | Germany, Switzerland | Angel, Seed, Series A | Apps, Catering, Internet |
| Roland Brack | 1 | Switzerland | Seed, Pre-Seed | Travel, SaaS, Rental |
| Professor, “Emeritus” Robert Dibble | 1 | Switzerland, United States | Seed, Pre-Seed | Aerospace, Consulting, Cryptocurrency |
| Dr. Cornelius Boersch | 1 | Germany, Switzerland, Mexico | Seed, Series A | E-Commerce, Software, FinTech |
| Tobias Reichmuth | 1 | Switzerland | Seed, Angel, Pre-Seed | E-Commerce, Travel, Internet |
| Jaime Martin Chocano | 1 | Switzerland | Pre-Seed | Grocery, Organic, Food and Beverage |
| Nico Hribernik | 1 | Switzerland | Pre-Seed | Grocery, Organic, Food and Beverage |
| Zürcher Kantonalbankand | 1 | Switzerland | Seed, Series A, Series B | Medical Device, Energy, Medical |
| Hermann Arnold | 1 | Switzerland, Spain | Pre-Seed, Angel | GPS, SaaS, Software |