People · Operator
Named in public records as an officer, director or promoter · active 2013–2024 · Other, Other Technology, Hospitals and Physicians, Other Health Care
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| Direct Vet Marketing, Inc. | — | Other | Series D+ | $292.6M | $3.9B | 2013 |
| Kalderos, Inc. | — | Other Technology | Series B | $76.3M | $166.9M | 2020 |
| AbleTo, Inc. | — | Hospitals and Physicians | Series B | $52.6M | $175.1M | 2018 |
| PaySpan Holding Corp. | — | Other Health Care | Seed | $3.0M | $74.4M | 2015 |
Yumin Choi 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 Yumin Choi on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| Kevin Bitterman | 1 | 15 |
| Liam Donohue | 1 | 12 |
| DAVID SHAW | 1 | 12 |
| Enrico Picozza | 1 | 7 |
| Thomas Hawes | 1 | 6 |
| Philip J. Ferneau | 1 | 6 |
| Philip Ferneau | 1 | 6 |
| DAVID E. SHAW | 1 | 5 |
| Sarah Kim | 1 | 4 |
| Joe Kaiser | 1 | 4 |
| Edward McNamara | 1 | 4 |
| Calbraith Wheaton | 1 | 4 |
| Benjamin Shaw | 1 | 3 |
| Michael Laskoff | 1 | 3 |
| Robert Rebak | 1 | 3 |
| Rex Adams | 1 | 2 |
| Clint Stone | 1 | 2 |
| Angie Franks | 1 | 2 |
| Ravi Sachdev | 1 | 2 |
| Aaron Symanski | 1 | 2 |
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.