People · Operator
Named in public records as an officer, director or promoter · active 2009–2009 · Hospitals and Physicians
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| Tri-Isthmus Group, Inc. | — | Hospitals and Physicians | Seed | $5.9M | $2.3M | 2009 |
David Hirschorn 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 Hirschorn on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| William A. Houlihan | 1 | 2 |
| Robert N. Schwartz | 1 | 1 |
| Donald C. Parkerson | 1 | 1 |
| Richardson E. Sells | 1 | 1 |
| Todd N. Parker | 1 | 1 |
| David Hirschhorn | 1 | 1 |
| Todd Parker | 1 | 1 |
| Richard E. Sells | 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.