People · Operator
Named in public records as an officer, director or promoter · active 2009–2025 · Other, Other Health Care, AI / ML, Medical Devices
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| Cellscape Corp | — | Other | Series A | $21.3M | $128.6M | 2009 |
| Hygieia Inc | — | Other Health Care | Series A | $20.7M | $26.6M | 2013 |
| Huma.AI, Inc. | — | AI / ML | Series A | $15.0M | $4.4M | 2024 |
| Sandstone Diagnostics Inc | — | Medical Devices | Series A | $14.0M | $52.0M | 2016 |
Karen Drexler 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 Karen Drexler on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| Andrew Schwab | 1 | 16 |
| John Brooks | 1 | 8 |
| WILLIAM DAI | 1 | 8 |
| Peter Kolchinsky | 1 | 8 |
| Ebetuel Pallares | 1 | 7 |
| John Crumpler | 1 | 7 |
| Michael Borrus | 1 | 7 |
| Richard Brenner | 1 | 6 |
| Lu Zhang | 1 | 5 |
| Faith Charles | 1 | 4 |
| Kevin King | 1 | 4 |
| Steve Skolsky | 1 | 4 |
| Andrew Galligan | 1 | 3 |
| Charles Bisgaier | 1 | 3 |
| Gregory Kostello | 1 | 2 |
| Bhairavi Parikh | 1 | 2 |
| Nir Tarlovsky | 1 | 2 |
| Elizabeth North | 1 | 2 |
| MARK HIRSCHHORN | 1 | 2 |
| David C. Bloom | 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.