People · Operator
Named in public records as an officer, director or promoter · active 2014–2018 · Other Technology, Other
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| ScaleFactor, Inc. | — | Other Technology | Series C | $100.9M | $1.8B | 2018 |
| Seaweed Bath Co. | — | Other | Series A | $8.3M | $65.5M | 2014 |
William Siegel 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 William Siegel on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| BYRON DEETER | 1 | 17 |
| Anna Khan | 1 | 5 |
| Adam Grossman | 1 | 5 |
| Thomas Laffont | 1 | 5 |
| Michael Gilroy | 1 | 4 |
| Tom Brown | 1 | 4 |
| Gary Forni | 1 | 3 |
| Gil Pritchard | 1 | 3 |
| Amos Schwartzfarb | 1 | 3 |
| Sean Butler | 1 | 2 |
| Sharon M. Kieffer | 1 | 2 |
| Timothy Schaeffer | 1 | 1 |
| Heather Stern | 1 | 1 |
| David Loia | 1 | 1 |
| Fernando Anne Gentil | 1 | 1 |
| Kurt Rathmann | 1 | 1 |
| Kim Anne Stark | 1 | 1 |
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.