Funds, angels and corporates active in European rounds
| Investor | Type | Deals | Companies | Top sector | Active |
|---|---|---|---|---|---|
| Ilmarinen | — | 4 | 3 | Transportation | 2016–2026 |
| IMAS Foundation | Venture capital | 4 | 4 | Cleantech | 2022–2025 |
| imec.istart Future Fund | Investment firm | 4 | 4 | Healthtech | 2025 |
| Ina Schlie | Angel | 4 | 4 | Edtech | 2022–2023 |
| Inclimo | Venture capital | 4 | 4 | Agritech | 2023–2026 |
| Incore Invest | Venture capital | 4 | 4 | Fintech | 2024–2025 |
| IndieBio | — | 4 | 3 | Healthtech | 2021–2026 |
| industry leaders | Angel | 4 | 4 | Agritech | 2025–2026 |
| Industrya | Venture capital | 4 | 4 | Hardware | 2022–2024 |
| Inference Partners | Venture capital | 4 | 4 | Software | 2021–2024 |
| Infinitas Capital | Venture capital | 4 | 4 | Proptech | 2022–2025 |
| Infosys | Corporate | 4 | 3 | Software | 2015–2016 |
| Infracapital | — | 4 | 3 | Energy | 2017–2025 |
| Ingenii Capital | Venture capital | 4 | 3 | Fintech | 2026 |
| InHealth Ventures | Venture capital | 4 | 3 | Healthtech | 2021–2022 |
| Innovationsstarter Fonds Hamburg (IFH) | Venture capital | 4 | 4 | Cleantech | 2021–2025 |
| innoviris | Investment firm | 4 | 4 | E-commerce | 2016 |
| Inocap Gestion | — | 4 | 3 | Fintech | 2017–2018 |
| Insignius Capital | Venture capital | 4 | 4 | Fintech | 2021–2023 |
| InSoft.Partners | Corporate | 4 | 4 | Software | 2023 |
| Integra Partners | — | 4 | 4 | Cleantech | 2021–2023 |
| InterAlpen Partners | Private equity | 4 | 2 | Robotics | 2023–2026 |
| Intercontinental Exchange | Venture capital | 4 | 4 | Cleantech | 2022–2026 |
| International Finance Corporation (IFC) | Venture capital | 4 | 4 | Cloud | 2024–2025 |
| Invesco | Investment firm | 4 | 3 | Energy | 2011–2017 |
