People · Operator
Named in public records as an officer, director or promoter · active 2009–2021 · Other Health Care, Software / Tech, Biotechnology
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| Nuvaira, Inc. | — | Other Health Care | Series C | $177.8M | $191.7M | 2012 |
| Transcend Medical Inc | — | Other Health Care | Series B | $122.3M | $648.4M | 2009 |
| EBR Systems, Inc. | — | Software / Tech | Series C | $89.6M | $203.2M | 2019 |
| Sonoma Orthopedic Products Inc | — | Other Health Care | Series B | $35.6M | $489.4M | 2009 |
| Atritech Inc | — | Biotechnology | Series B | $30.0M | $1.2B | 2009 |
David Stassen 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 David Stassen on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| Wende Hutton | 1 | 16 |
| Kirk Nielsen | 1 | 13 |
| Michael DeVries | 1 | 8 |
| Reza Zadno | 1 | 7 |
| Brian Walsh | 1 | 7 |
| James Bullock | 1 | 6 |
| Michael A. Carusi | 1 | 6 |
| K. Angela Macfarlane | 1 | 5 |
| Al Wiegman | 1 | 5 |
| Mark Deem | 1 | 5 |
| Joshua J. Baltzell | 1 | 5 |
| David W. Stassen | 1 | 5 |
| Trevor Moody | 1 | 5 |
| Hank Plain | 1 | 5 |
| Henry A. Plain | 1 | 5 |
| Brad Swatfager | 1 | 4 |
| Leighton Read | 1 | 4 |
| Eugene De Juan, Jr., M.D. | 1 | 4 |
| Robert C. Bellas, Jr. | 1 | 4 |
| Jim Glasheen | 1 | 3 |
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.