People · Operator
Named in public records as an officer, director or promoter · active 2012–2021 · Biotechnology, Other
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| Synlogic, Inc. | — | Biotechnology | Series C | $186.5M | $3.3B | 2014 |
| Tarsa Therapeutics, Inc. | — | Biotechnology | Series B | $46.8M | $21.8M | 2012 |
| Synlogic, LLC | — | Biotechnology | Series B | $31.0M | $679.3M | 2016 |
| Ambio Holdings, Inc. | — | Biotechnology | Series B | $24.0M | $952.5M | 2014 |
| Unravel Biosciences, Inc. | — | Biotechnology | Pre-Seed | $1.0M | $5.4M | 2021 |
| Lumen Labs Inc. | — | Other | Pre-Seed | $145K | $3.4M | 2015 |
Lewis Geffen 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 Lewis Geffen on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| Peter Barrett | 2 | 18 |
| Ed Mathers | 2 | 11 |
| Chau Khuong | 2 | 9 |
| ANKIT MAHADEVIA | 2 | 4 |
| Jose Carlos Gutierrez-Ramos | 2 | 2 |
| Michael Powell | 1 | 14 |
| Corey Goodman | 1 | 13 |
| Edward Mathers | 1 | 12 |
| Stephen Reeders | 1 | 9 |
| Eric Bednarski | 1 | 7 |
| Bosun Hau | 1 | 6 |
| Elaine Jones | 1 | 6 |
| Daniel Geffken | 1 | 6 |
| James Tananbaum | 1 | 6 |
| Martin Edwards | 1 | 5 |
| Nick Leschly | 1 | 5 |
| Evan S. Melrose | 1 | 5 |
| Paul Miller | 1 | 5 |
| Richard Levy | 1 | 4 |
| Corey S. Goodman | 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.