Investment thesis
Prolific angel investor active globally in early-stage tech since co-founding Kima Ventures in 2010, and more recently a lead backer of frontier AI labs Mistral AI and Kyutai.
Xavier Niel invests at Series A. Sesamers tracks 1 portfolio company across 1 round. Its most recent tracked deal: Arlequin AI, Sep 2026.
Portfolio
Past investments
| Company | Round | Role | Date | Round size |
|---|---|---|---|---|
| Arlequin AI Paris, France Read the announcement → | Series A | Participant | Sep 2026 | €28M |