European Cleantech startup funding raised during October 2025.
In October 2025, 23 European Cleantech companies raised a combined €872M across 23 funding rounds, up 511.1% versus October 2024. Germany led by capital raised, and Zürcher Kantonalbank was the most active investor. Data as of 23 Aug 2026.
1 exit.
| €17M |
| Immaterial | Series A | Oct 2025 | €15M |
| Kiutra | Other | Oct 2025 | €13M |
| Mondra | Series A | Oct 2025 | €11M |
| FenX | Series A | Oct 2025 | €8.8M |
| aevoloop | Seed | Oct 2025 | €8.0M |
| Milvus Advanced | Seed | Oct 2025 | €6.0M |
| Zparq | Other | Oct 2025 | €5.5M |
| Optimuse | Seed | Oct 2025 | €4.0M |
| Viboo | Seed | Oct 2025 | €3.3M |
| AmphiStar | Other | Oct 2025 | €2.5M |
| SeaForester | Other | Oct 2025 | €1.6M |
