People · Operator
Named in public records as an officer, director or promoter · active 2012–2025 · Other Technology
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| Nantero Inc | — | Other Technology | Series C | $172.9M | $1.4B | 2012 |
| Kopin Corp | — | Other Technology | Series C | $65.7M | $263.0M | 2025 |
Margaret Seif 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 Margaret Seif on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| Bruce Sachs | 1 | 10 |
| Jennifer Fonstad | 1 | 9 |
| Michael Murray | 1 | 7 |
| Gregg Adkin | 1 | 4 |
| Michael Raam | 1 | 3 |
| Steve Wood | 1 | 3 |
| David Poltack | 1 | 2 |
| Greg Schmergel | 1 | 2 |
| John C.C. Fan | 1 | 2 |
| Andrew Goldfarb | 1 | 2 |
| Paul Walsh, Jr. | 1 | 1 |
| Erich Manz | 1 | 1 |
| David Nieuwsma | 1 | 1 |
| Paul Baker | 1 | 1 |
| Morton E. Collins | 1 | 1 |
| Richard A. Sneider | 1 | 1 |
| OB Bilous | 1 | 1 |
| Michael J. Landine | 1 | 1 |
| Hong A. Choi | 1 | 1 |
| Andrew H. Chapman | 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.