People · Operator
Named in public records as an officer, director or promoter · active 2020–2026 · Healthtech
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| Early Bird Medical, Inc. | — | Healthtech | Series A | $26.6M | $21.9M | 2021 |
| Excision Medical, Inc. | — | Healthtech | Series A | $18.2M | $50.3M | 2020 |
| Night Owl Medical, Inc. | — | Healthtech | Seed | $2.1M | $30.3M | 2021 |
Jason Keiser at the center, the companies they're named on, and every other operator named alongside them — an interlock map of shared founding teams, boards and funds. Name-matched, so treat as a research lead.
People named alongside Jason Keiser on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| Michael Wallace | 2 | 5 |
| Skott Greenhalgh | 2 | 3 |
| Matthew Topliff | 2 | 2 |
| David Wood | 1 | 8 |
| WILLIAM DAI | 1 | 8 |
| Tony Natale | 1 | 5 |
| Gary Roubin | 1 | 2 |
| Megan Rosengarten | 1 | 1 |
| Greg Walters | 1 | 1 |
People are matched by normalized name across records; a common name may merge distinct individuals. Treat as a research lead, the same way modeled valuations are directional, not quoted.