People · Operator
Named in public records as an officer, director or promoter · active 2011–2018 · Other Health Care, Healthtech
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| Biosurface Engineering Technologies Inc | — | Other Health Care | Series A | $6.8M | $136.6M | 2011 |
| Population Health Innovations, Inc. | — | Healthtech | Seed | $2.1M | $56.9M | 2018 |
Michael Callaghan 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 Michael Callaghan on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| Michael DeVries | 1 | 8 |
| Gary Stevenson | 1 | 7 |
| Joseph Donnelly | 1 | 4 |
| William Mavity | 1 | 3 |
| John Hathaway | 1 | 2 |
| Cindy Dellecker | 1 | 1 |
| David Gomley | 1 | 1 |
| Andrea Cook | 1 | 1 |
| Bradford Karol | 1 | 1 |
| Dr. Kenneth Melani | 1 | 1 |
| Paul Zamora | 1 | 1 |
| Mitchell Seyedin | 1 | 1 |
| John Runnells | 1 | 1 |
| Thomas Roueche | 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.