People · Operator
Named in public records as an officer, director or promoter · active 2012–2023 · Healthtech, Other Health Care, Software / Tech, Other Technology
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| RefleXion Medical, Inc. | — | Healthtech | Series D+ | $413.0M | $1.3B | 2016 |
| NeuroPace Inc | — | Other Health Care | Series C | $208.6M | $1.5B | 2016 |
| Aerin Medical Inc. | — | Healthtech | Series C | $145.2M | $243.2M | 2014 |
| Mainstay Medical Holdings plc | — | Healthtech | Series D+ | $108.0M | $2.4B | 2021 |
| Auxogyn Inc | — | Other Health Care | Series B | $73.1M | $327.3M | 2012 |
| Sonex Health, Inc. | — | Healthtech | Series B | $22.0M | $194.4M | 2022 |
| Sonitus Technologies Inc. | — | Software / Tech | Series A | $17.1M | $11.7M | 2017 |
| Rodo Medical, Inc. | — | Other Technology | Series A | $7.7M | $15.8M | 2014 |
Greg Garfield 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 Greg Garfield on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| Nael Kassar | 4 | 11 |
| Arman Pahlavan | 2 | 12 |
| Amir Abolfathi | 2 | 8 |
| Renee Ryan | 2 | 6 |
| Karen Long | 2 | 4 |
| Mike Favet | 2 | 2 |
| Ryan Drant | 1 | 24 |
| Beth Seidenberg | 1 | 15 |
| Fred Cohen | 1 | 12 |
| Rishi Gupta | 1 | 12 |
| Jonathan Silverstein | 1 | 10 |
| Mark Wagner | 1 | 9 |
| Greg Young | 1 | 8 |
| Simeon George | 1 | 8 |
| James Blair | 1 | 8 |
| FRED MOLL | 1 | 8 |
| John White | 1 | 7 |
| Patrick Rivelli | 1 | 6 |
| ANTOINE PAPIERNIK | 1 | 6 |
| Sami Hamade | 1 | 6 |
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.