People · Operator
Named in public records as an officer, director or promoter · active 2024–2024 · Other
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| MSE Acquisitions, Inc. | — | Other | Series C | $46.7M | $353.2M | 2024 |
William J. Mateker 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 J. Mateker on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| Jeffrey M. Drazan | 1 | 21 |
| Christopher J. Brown | 1 | 9 |
| Sean M. Houseworth | 1 | 2 |
| Ivy J. Ono | 1 | 2 |
| Hui J. Du | 1 | 1 |
| Matthew J. Malenfant | 1 | 1 |
| Sumin J. Zhu | 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.