People · Operator
Named in public records as an officer, director or promoter · active 2013–2013 · Other
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| Optima Specialty Steel, Inc. | — | Other | Series B | $35.0M | $581.5M | 2013 |
Menachem Mayberg 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 Menachem Mayberg on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| David Kay | 1 | 6 |
| Thad Florence | 1 | 1 |
| Kevin Stevick | 1 | 1 |
| Mike Salamon | 1 | 1 |
| John Goodish | 1 | 1 |
| Menachem Sossonko | 1 | 1 |
| Velvel Lozynskyy | 1 | 1 |
| Mordechai Korf | 1 | 1 |
| Mike Fairley | 1 | 1 |
| Uriel Laber | 1 | 1 |
| Anthony Verkruyse | 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.