People · Operator
Named in public records as an officer, director or promoter · active 2019–2025 · Biotechnology, Other Health Care
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| Lantern Pharma Inc. | — | Biotechnology | Seed | $2.9M | $105.9M | 2019 |
| OrthoRPM, Inc. | — | Other Health Care | Seed | $1.4M | $4.5M | 2025 |
Donald Keyser 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 Donald Keyser on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| John Fucci | 1 | 3 |
| Panna Sharma | 1 | 2 |
| Stuart Seymour | 1 | 1 |
| Arnold Weiss | 1 | 1 |
| Amy Ladd | 1 | 1 |
| Ted Tussing | 1 | 1 |
| David Silberstein | 1 | 1 |
| Arunkumar Asaithambi | 1 | 1 |
| David Keyser | 1 | 1 |
| Steven Ingel | 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.