People · Operator
Named in public records as an officer, director or promoter · active 2010–2022 · Biotechnology, Pharmaceuticals, Other, Other Energy
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| Heartflow, Inc. | — | Biotechnology | Series D+ | $391.8M | $2.7B | 2010 |
| Clene Nanomedicine, Inc. | — | Pharmaceuticals | Series C | $48.7M | $1.4B | 2020 |
| Clene Inc. | — | Pharmaceuticals | Series A | $16.6M | $33.6M | 2021 |
| ApniCure, Inc. | — | Other | Series B | $15.8M | $262.7M | 2016 |
| ENTREC Corp | — | Other | Series A | $6.2M | $23.3M | 2012 |
| Alternative Sustainability LLC | — | Other Energy | Pre-Seed | $213K | $1.4M | 2022 |
John Stevens 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 John Stevens on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| Casey Tansey | 2 | 14 |
| Shalom Jacobovitz | 2 | 3 |
| Reed Wilcox | 2 | 2 |
| Alison Mosca | 2 | 2 |
| David White | 1 | 11 |
| Robert Mitchell | 1 | 9 |
| Dana Mead | 1 | 7 |
| David Matlin | 1 | 4 |
| Chidozie Ugwumba | 1 | 3 |
| Casey K. Tansey | 1 | 3 |
| Michael McCullough | 1 | 3 |
| Peter Lacey | 1 | 2 |
| Jonathon Gay | 1 | 2 |
| Philip M. Young | 1 | 2 |
| Mark Mortenson | 1 | 2 |
| Ryan Lund | 1 | 2 |
| Phil Young | 1 | 2 |
| Joe Brennan | 1 | 2 |
| Thomas C. Hawes | 1 | 2 |
| Chris Daniel | 1 | 2 |
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.