Funds, angels and corporates active in European rounds
| Investor | Type | Deals | Companies | Top sector | Active |
|---|---|---|---|---|---|
| Joe Osnoss | — | 2 | 1 | Media | 2010–2014 |
| Joe White | — | 2 | 2 | Fintech | 2016–2021 |
| Joel Kaczmarek | Angel | 2 | 2 | Transportation | 2022 |
| Joel Roos | Angel | 2 | 2 | AI | 2022–2023 |
| Joel Rosenblatt | Angel | 2 | 1 | Marketing | 2011–2012 |
| Joen Bonnier | Angel | 2 | 2 | Fintech | 2021–2025 |
| Joey Low | — | 2 | 2 | Software | 2016–2017 |
| Johan Ahlstrom | Angel | 2 | 2 | Media | 2023 |
| Johan Dennelind | Angel | 2 | 2 | Proptech | 2021 |
| Johan Edenström. | — | 2 | 2 | Fintech | 2017–2025 |
| Johan Lenander | — | 2 | 2 | Edtech | 2015–2016 |
| Johannes Moser | Angel | 2 | 2 | Software | 2023–2025 |
| John Daniels | — | 2 | 1 | Cybersecurity | 2025 |
| John Doerr | Angel | 2 | 2 | AI | 2024–2026 |
| John Fingleton | — | 2 | 2 | Media | 2017–2022 |
| John Gleasure | Angel | 2 | 2 | Fashion | 2014–2023 |
| John Haynes | Angel | 2 | 1 | Media | 2011–2012 |
| John Herlihy | Angel | 2 | 2 | Edtech | 2022–2024 |
| John Power | Angel | 2 | 2 | Fintech | 2013–2014 |
| John Spearman | — | 2 | 2 | AI | 2017–2018 |
| John Terry | Angel | 2 | 2 | AI | 2022–2024 |
| Johnny Boufarhat | Angel | 2 | 2 | Software | 2021–2022 |
| Joko Winterscheidt | Angel | 2 | 2 | Fashion | 2015–2021 |
| Jon McNeill | Angel | 2 | 2 | Energy | 2022 |
| Jon Reynolds | — | 2 | 2 | Software | 2017–2022 |
