People · Operator
Named in public records as an officer, director or promoter · active 2009–2025 · Healthtech, Other Technology, Biotechnology, Other Health Care
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| Imperative Care, Inc. | — | Healthtech | Series D+ | $584.7M | $713.0M | 2017 |
| CSA Medical, Inc. | — | Healthtech | Series C | $156.7M | $484.1M | 2016 |
| Ivantis, Inc. | — | Other Technology | Series C | $101.1M | $785.7M | 2013 |
| Instylla, Inc. | — | Biotechnology | Series B | $85.5M | $100.3M | 2017 |
| Renovia Inc. | — | Other Health Care | Series B | $57.5M | $348.6M | 2018 |
| Cardionomic, Inc. | — | Other Health Care | Series B | $51.7M | $76.3M | 2018 |
| Rejoni, Inc. | — | Biotechnology | Series B | $41.0M | $364.1M | 2020 |
| Augmenix Inc | — | Biotechnology | Series A | $40.6M | $216.9M | 2011 |
| Pathogenetix, Inc. | — | Biotechnology | Series A | $23.9M | $131.6M | 2013 |
| Isto Technologies Inc | — | Biotechnology | Series A | $21.1M | $88.9M | 2009 |
| Tulavi Therapeutics, Inc. | — | Biotechnology | Series A | $14.5M | $17.9M | 2021 |
| Hemosphere, Inc. | — | Biotechnology | Series A | $9.3M | $337.9M | 2010 |
Tara Butler 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 Tara Butler on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| FARHAD KHOSRAVI | 5 | 14 |
| Amarpreet Sawhney | 3 | 8 |
| Henry Chen | 3 | 7 |
| Ali Behbahani | 2 | 17 |
| Amar Sawhney | 2 | 6 |
| Steven Cagnetta | 2 | 5 |
| Patrick Campbell | 2 | 4 |
| Tasneem Dohadwala | 2 | 2 |
| Tara J. Butler | 2 | 2 |
| Bruce Feuchter | 1 | 12 |
| PAUL LAVIOLETTE | 1 | 12 |
| John Nehra | 1 | 11 |
| Matthew Christensen | 1 | 8 |
| Hank Plain | 1 | 5 |
| Douglas Roeder | 1 | 5 |
| George Dunbar | 1 | 5 |
| Brian Farley | 1 | 5 |
| Evan S. Melrose | 1 | 5 |
| Richard Kent | 1 | 5 |
| Darshana Zaveri | 1 | 5 |
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.