People · Operator
Named in public records as an officer, director or promoter · active 2022–2024 · Other Energy, Other Technology
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| David Energy Systems, Inc. | — | Other Energy | Series B | $38.1M | $87.0M | 2022 |
| BIOT Holdings, Inc. | — | Other Technology | Series B | $16.2M | $173.6M | 2023 |
BENJAMIN BIRNBAUM 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 BENJAMIN BIRNBAUM on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| Rick . Zullo | 1 | 8 |
| Brian Kibby | 1 | 4 |
| Alexander Brown | 1 | 3 |
| BRIAN TURNER | 1 | 3 |
| BRIAN MAXWELL | 1 | 1 |
| Ahmed Salman | 1 | 1 |
| Terry Turner | 1 | 1 |
| Bridget Davies | 1 | 1 |
| Lorraine Akiba | 1 | 1 |
| JAMES MCGINNISS | 1 | 1 |
| SAM STRASSER | 1 | 1 |
| CHAITU PARIKH | 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.