People · Operator
Named in public records as an officer, director or promoter · active 2017–2025 · Biotechnology, Biotech / Pharma
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| Cofactor Genomics, Inc. | — | Biotechnology | Series A | $18.8M | $9.8M | 2017 |
| Amptiv Biosciences, Inc. | — | Biotech / Pharma | Pre-Seed | $500K | $889K | 2024 |
Jon Armstrong 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 Jon Armstrong on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| Mark Siegel | 1 | 8 |
| John Kuelper | 1 | 6 |
| Armen Vidian | 1 | 5 |
| William Hagstrom | 1 | 4 |
| Jonathan Bell | 1 | 3 |
| Matthew A. Ocko | 1 | 1 |
| David Messina | 1 | 1 |
| Jarret Glasscock | 1 | 1 |
| Jarret Glassock | 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.