Funds, angels and corporates active in European rounds
| Investor | Type | Deals | Companies | Top sector | Active |
|---|---|---|---|---|---|
| SIBF | Venture capital | 2 | 2 | Fintech | 2021–2022 |
| SICAR | Venture capital | 2 | 2 | Cleantech | 2018–2025 |
| SICC Innvierte fund | Investment firm | 2 | 2 | Healthtech | 2026 |
| SICI Sgr | — | 2 | 2 | Agritech | 2016–2023 |
| SICI - Sviluppo Imprese Centro Italia SGR | Venture capital | 2 | 2 | Fintech | 2022–2023 |
| SICPA | — | 2 | 2 | Fintech | 2018 |
| SICPA Finance | — | 2 | 2 | Hardware | 2016–2017 |
| Siddarth Satish | Angel | 2 | 1 | Healthtech | 2022–2023 |
| Siegfried Milly | Angel | 2 | 1 | Marketing | 2022–2023 |
| Siemens Healthineers | Corporate | 2 | 1 | Software | 2021–2026 |
| Sienna Investment Managers | Investment firm | 2 | 2 | Fintech | 2021–2025 |
| Sigþór Sigmarsson | Angel | 2 | 2 | Healthtech | 2021–2022 |
| Sigma Software Labs | Venture capital | 2 | 2 | Robotics | 2023–2024 |
| Signal Iduna | — | 2 | 2 | Fintech | 2017–2022 |
| Signia Ventures | Venture capital | 2 | 2 | Proptech | 2021 |
| SIKA | Corporate | 2 | 2 | Proptech | 2023–2026 |
| Silicon Badia | Venture capital | 2 | 2 | Software | 2021–2025 |
| Silicon Valley investors | Venture capital | 2 | 2 | Transportation | 2026 |
| Silke Flick | Angel | 2 | 1 | Software | 2023–2026 |
| Silverstrand Capital | Venture capital | 2 | 2 | Software | 2024–2025 |
| Silverstripe Investment Management | Venture capital | 2 | 2 | Fintech | 2023 |
| Silvertech Ventures | Venture capital | 2 | 2 | Software | 2018–2019 |
| Silvia Sommer | Angel | 2 | 2 | Edtech | 2022–2025 |
| Simba Santé | Venture capital | 2 | 1 | Healthtech | 2021–2022 |
| Simon Dawlat | Angel | 2 | 2 | Edtech | 2021–2023 |
