People · Operator
Named in public records as an officer, director or promoter · active 2018–2025 · Other Technology
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| Nisos Holdings Inc. | — | Other Technology | Series A | $35.1M | $51.7M | 2018 |
| Swarmer, Inc | — | Other Technology | Series A | $12.4M | $41.6M | 2025 |
Justin Zeefe 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 Justin Zeefe on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| Jason Booma | 1 | 6 |
| David Northington | 1 | 5 |
| Christopher Steed | 1 | 5 |
| Philip Wagenheim | 1 | 4 |
| William Phelps | 1 | 3 |
| Paul Kurtz | 1 | 2 |
| David Etue | 1 | 1 |
| Alexander Fink | 1 | 1 |
| Serhii Kupriienko | 1 | 1 |
| Ryan LaSalle | 1 | 1 |
| Dylan Lewis | 1 | 1 |
| Landon Winkelvoss | 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.