People · Operator
Named in public records as an officer, director or promoter · active 2009–2026 · Other Health Care, Other, Hospitals and Physicians
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| WoundCo Holdings, Inc. | — | Other Health Care | Series D+ | $270.7M | $6.2B | 2009 |
| Varsity Probo Holdings LLC | — | Other | Series B | $21.5M | $357.2M | 2020 |
| Varsity Emergency Care Holdings, LLC | — | Hospitals and Physicians | Seed | $4.6M | $3.0M | 2020 |
David Alpern 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 David Alpern on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| Kenton Rosenberry | 2 | 4 |
| Steve Boyd | 2 | 2 |
| David Kim | 1 | 17 |
| Kurt Larsen | 1 | 12 |
| Robert Friedman | 1 | 4 |
| Steven Boyd | 1 | 3 |
| ANTHONY BROWNE | 1 | 2 |
| Thomas A Smith | 1 | 2 |
| Graham Clempson | 1 | 2 |
| William Harrison | 1 | 2 |
| MICHAEL ASMER | 1 | 2 |
| John Myers | 1 | 2 |
| Phillip Himelstein | 1 | 2 |
| Michael Jablon | 1 | 2 |
| Andrew Sama | 1 | 1 |
| Robert Owen | 1 | 1 |
| Kirk Richard | 1 | 1 |
| John T. Mapes | 1 | 1 |
| Kevin A. McKim | 1 | 1 |
| David Trogden | 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.