People · Operator
Named in public records as an officer, director or promoter · active 2011–2025 · Other, Other Energy
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| Therm Solutions, Inc. | — | Other | Seed | $5.2M | $10.1M | 2021 |
| Groom Energy Solutions LLC | — | Other Energy | Seed | $3.1M | $33.8M | 2011 |
John F. Troller 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 F. Troller on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| Jonathan Guerster | 1 | 2 |
| David Groom | 1 | 2 |
| Robinbson J. Kirby | 1 | 1 |
| JONATHAN M. GUERSTER | 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.