People · Operator
Named in public records as an officer, director or promoter · active 2024–2026 · Other, Defense
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| AnySignal, Inc. | — | Other | Series A | $17.0M | $35.6M | 2024 |
| Vanguard Defense, Inc. | — | Defense | Series A | $6.3M | $19.3M | 2026 |
Arthur Karell 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 Arthur Karell on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| Mark Suster | 1 | 13 |
| David Byrd | 1 | 2 |
| Brian Ni | 1 | 1 |
| Jeffrey Osborne | 1 | 1 |
| Ricardo Andres Medina | 1 | 1 |
| John Malsbury | 1 | 1 |
| Johnny Ni | 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.