People · Operator
Named in public records as an officer, director or promoter · active 2019–2025 · Healthtech, Other, Other Technology
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| Quartet Health, Inc. | — | Healthtech | Series C | $127.0M | $1.4B | 2021 |
| Embark Veterinary, Inc. | — | Other | Series C | $97.6M | $1.0B | 2019 |
| Zealth, Inc. | — | Healthtech | Series C | $95.0M | $1.7B | 2021 |
| Buoy Health, Inc. | — | Healthtech | Series B | $66.7M | $837.4M | 2019 |
| Zus Health, Inc. | — | Healthtech | Series B | $61.9M | $297.7M | 2023 |
| T SQRD, Inc. | — | Other Technology | Series B | $37.6M | $111.6M | 2022 |
| Stride Health, Inc. | — | Healthtech | Series B | $34.5M | $272.6M | 2019 |
Carl Byers 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 Carl Byers on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| Bryan Roberts | 1 | 18 |
| JOHN CONNORS | 1 | 17 |
| Eric Paley | 1 | 11 |
| Arun Gupta | 1 | 10 |
| Ann Lamont | 1 | 9 |
| JULIE YOO | 1 | 5 |
| Krishna Yeshwant | 1 | 5 |
| Doug Williams | 1 | 5 |
| Jonathan Bush | 1 | 5 |
| Benjamin Malka | 1 | 5 |
| Craig Cimini | 1 | 5 |
| Steve Shulman | 1 | 5 |
| Patrick Kennedy | 1 | 4 |
| Laura Veroneau | 1 | 4 |
| Puneet Singh | 1 | 4 |
| Matthew Salzberg | 1 | 4 |
| Travis Smith | 1 | 3 |
| Justin White | 1 | 3 |
| Ken Goulet | 1 | 2 |
| Fay Rotenberg | 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.