People · Operator
Named in public records as an officer, director or promoter · active 2009–2012 · Manufacturing
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| Tropitone Holdings LLC | — | Manufacturing | Series C | $52.5M | $28.3M | 2009 |
| Powervar Holdings LLC | — | Manufacturing | Series B | $18.7M | $7.4M | 2011 |
John H. Underwood 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 John H. Underwood on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| James J. Norton | 2 | 2 |
| Randy R. Danielson | 1 | 1 |
| Eric H. Wilcomes | 1 | 1 |
| Peter H. Lipson | 1 | 1 |
| Robert H. Gladden | 1 | 1 |
| James Norton | 1 | 1 |
| Calvin R. Hendrix | 1 | 1 |
| Denio R. Bolzan | 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.