People · Operator
Named in public records as an officer, director or promoter · active 2011–2026 · Biotechnology, Other Energy
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| iBio, Inc. | — | Biotechnology | Series B | $74.4M | $96.5M | 2025 |
| Mascoma Corp | — | Other Energy | Series C | $72.5M | $25.0M | 2011 |
David A Arkowitz 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 A Arkowitz on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| William Clark | 1 | 12 |
| James Hill | 1 | 6 |
| William Brady | 1 | 5 |
| ROBERT KAY | 1 | 4 |
| Robert Erwin | 1 | 4 |
| Gary Sender | 1 | 3 |
| Bruce A Jamerson | 1 | 2 |
| Evert Schimmelpennink | 1 | 2 |
| Gary A. Sender | 1 | 2 |
| James A Matheson | 1 | 1 |
| GLENN CHANG | 1 | 1 |
| Hemant A Taneja | 1 | 1 |
| PHILIP K. RUSSELL | 1 | 1 |
| FREDERICK LARCOMBE | 1 | 1 |
| Philip Russell | 1 | 1 |
| JOHN McKEY | 1 | 1 |
| Arthur Elliott | 1 | 1 |
| Mark Giannone | 1 | 1 |
| David A Whikehart | 1 | 1 |
| Terence Ryan | 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.