People · Operator
Named in public records as an officer, director or promoter · active 2021–2021 · Other
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| MSI Holdco, Inc. | — | Other | Series B | $39.6M | $486.9M | 2021 |
Brian Guerin 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 Brian Guerin on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| Roger Morrison | 1 | 2 |
| Joshua Hall | 1 | 2 |
| James Guiliano | 1 | 1 |
| Robert Simmons, Jr. | 1 | 1 |
| Pat Marolda | 1 | 1 |
| David Alder | 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.