People · Operator
Named in public records as an officer, director or promoter · active 2020–2020 · Manufacturing
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| Berlon Holdings, LLC | — | Manufacturing | Seed | $2.7M | $4.9M | 2020 |
John Syburg 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 Syburg on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| John F. Syburg | 1 | 8 |
| Blackthorne Partners Ltd. Blackthorne Partners Ltd. | 1 | 3 |
| Steve J. Balistreri | 1 | 1 |
| Michael J. Ebben | 1 | 1 |
| - Blackthorne Partners Ltd. | 1 | 1 |
| Steve Balistreri | 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.