People · Operator
Named in public records as an officer, director or promoter · active 2008–2025 · Other, Biotechnology, Other Technology
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| Simple Management Group, Inc. | — | Other | Series B | $79.6M | $28.6M | 2021 |
| Cell Biosciences Inc | — | Biotechnology | Series B | $62.3M | $516.0M | 2009 |
| Integrated Diagnostics, Inc. | — | Biotechnology | Series B | $45.3M | $242.1M | 2014 |
| StatSocial, Inc. | — | Other Technology | Series A | $15.9M | $189.6M | 2021 |
| NextBio | — | Other | Series A | $6.8M | $102.3M | 2008 |
| AmideBio, LLC | — | Biotechnology | Pre-Seed | $3.0M | $42.2M | 2012 |
| Promising People Enterprises, LLC | — | Other | Seed | $1.7M | $5.2M | 2024 |
David Barker 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 Barker on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| David C. Barker | 2 | 4 |
| William Fisher | 1 | 11 |
| Arnold Oronsky | 1 | 10 |
| Michael Liang | 1 | 9 |
| Amir Abolfathi | 1 | 8 |
| Stephen Davis | 1 | 8 |
| Michael Marsh | 1 | 8 |
| James Blair | 1 | 8 |
| Mostafa Ronaghi | 1 | 8 |
| Michael Hodges | 1 | 7 |
| William Nyhan | 1 | 6 |
| Mark Rosenblatt | 1 | 5 |
| Leroy Hood | 1 | 5 |
| James Heath | 1 | 5 |
| James Woody | 1 | 4 |
| Shahram Seyedin-Noor | 1 | 3 |
| John Bencich | 1 | 3 |
| Don Dodge | 1 | 3 |
| Saeid Akhtari | 1 | 3 |
| Joseph Saviano | 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.