People · Operator
Named in public records as an officer, director or promoter · active 2010–2023 · Hospitals and Physicians, Other Technology, Software / Tech, Other Health Care
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| Maryland Proton Treatment Holdings, LLC | — | Hospitals and Physicians | Series B | $34.9M | $677.0M | 2010 |
| Praedicat, Inc. | — | Other Technology | Series A | $18.0M | $166.4M | 2013 |
| Mamenta, Inc. | — | Other Technology | Seed | $3.7M | $10.7M | 2020 |
| Mavi.io, Inc. | — | Software / Tech | Seed | $2.3M | $5.4M | 2022 |
| TayCo Brace, Inc. | — | Other Health Care | Pre-Seed | $792K | $17.4M | 2021 |
James Thomson 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 James Thomson on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| Chad Epling | 2 | 2 |
| Steve Shaffer | 2 | 2 |
| Hemant Shah | 1 | 6 |
| Tom Unterman | 1 | 3 |
| Ari Kaplan | 1 | 2 |
| Jacques Dubois | 1 | 1 |
| Siddhartha Dalal | 1 | 1 |
| Vamsi Putrevu | 1 | 1 |
| Lisa Gallagher | 1 | 1 |
| Chad Eppling | 1 | 1 |
| Cynthia Hollen | 1 | 1 |
| Robert Reville | 1 | 1 |
| Nate Lazenga | 1 | 1 |
| Fred Ferlic | 1 | 1 |
| Bernie Veldman | 1 | 1 |
| Phoebe Tzannes | 1 | 1 |
| Gavin Ferlic | 1 | 1 |
| Mike Bean | 1 | 1 |
| Andrew Hoehn | 1 | 1 |
| John Mishalanie | 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.