People · Operator
Named in public records as an officer, director or promoter · active 2022–2024 · Other Technology
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| Vorbeck Materials Corp. | — | Other Technology | Series B | $46.1M | $119.0M | 2022 |
William S. Kilberg 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 William S. Kilberg on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| Ira F. Kuhn | 1 | 1 |
| John S. Lettow | 1 | 1 |
| Ilhan Aksay | 1 | 1 |
| Sue T. Lettow | 1 | 1 |
| Ilhan F. Aksay | 1 | 1 |
| Kristen L. Silverberg | 1 | 1 |
| Robert G. Hirsch | 1 | 1 |
| Benjamin L. Dupont | 1 | 1 |
| George L. Tunis | 1 | 1 |
| Ilhan S. Aksay | 1 | 1 |
| George S. Tunis | 1 | 1 |
| Kristen S. Silverberg | 1 | 1 |
| Carl S. Lettow | 1 | 1 |
| Ira S. Kuhn | 1 | 1 |
| Emily S. Tunis | 1 | 1 |
| Benjamin S. DuPont | 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.