People · Operator
Named in public records as an officer, director or promoter · active 2011–2024 · Other Health Care, Software / Tech, Pharma, Biotechnology
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| VytronUS Inc | — | Other Health Care | Series B | $91.1M | $664.6M | 2011 |
| BioSig Technologies, Inc. | — | Software / Tech | Series A | $65.7M | $3.4M | 2013 |
| Advanced Cardiac Therapeutics Inc | — | Pharma | Series C | $64.1M | $1.6B | 2014 |
| S4 Medical Corp. | — | Biotechnology | Series A | $12.0M | $49.6M | 2023 |
| NeuTrace, Inc. | — | Other Health Care | Series A | $9.8M | $23.7M | 2022 |
| Allevion Therapeutics, Inc. | — | Biotechnology | Seed | $2.5M | $8.5M | 2021 |
Roy Tanaka 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 Roy Tanaka on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| Kalyanam Shivkumar | 2 | 3 |
| Michael Pederson | 2 | 2 |
| Ryan Drant | 1 | 24 |
| Patrick Gallagher | 1 | 11 |
| John Nehra | 1 | 11 |
| Duke Rohlen | 1 | 10 |
| Doug Koo | 1 | 8 |
| Peter Justin Klein | 1 | 7 |
| Jeffrey O'Donnell | 1 | 7 |
| Jerome Zeldis | 1 | 6 |
| Justin Klein | 1 | 6 |
| Kenneth Londoner | 1 | 5 |
| Michael Henson | 1 | 5 |
| V. Kadir Kadhiresan | 1 | 5 |
| Asher Holzer | 1 | 4 |
| Patrick J. Gallagher | 1 | 4 |
| Jack Wang | 1 | 4 |
| Anthony Zook | 1 | 4 |
| John Pavlidis | 1 | 4 |
| Samuel Navarro | 1 | 4 |
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.