People · Operator
Named in public records as an officer, director or promoter · active 2009–2025 · Biotechnology, Telecommunications, Other Technology
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| BioCircuit Technologies, Inc. | — | Biotechnology | Series A | $13.7M | $111.5M | 2019 |
| Andson Biotech Inc. | — | Biotechnology | Series A | $8.3M | $13.3M | 2024 |
| VirnetX Holding Corp | — | Telecommunications | Series A | $6.0M | $105.2M | 2009 |
| Brick Dynamics Inc. | — | Other Technology | Series A | $4.3M | $29.4M | 2023 |
Thomas O'Brien 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 Thomas O'Brien on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| Scott Taylor | 1 | 6 |
| James Nahirny | 1 | 4 |
| James Ross | 1 | 4 |
| Jim Filippini | 1 | 1 |
| Glenn Epstein | 1 | 1 |
| Timothy Hennessy | 1 | 1 |
| Michelle Jarrard | 1 | 1 |
| Michael Masters | 1 | 1 |
| Kendall Larsen | 1 | 1 |
| Edmund C. Munger | 1 | 1 |
| William E. Sliney | 1 | 1 |
| Michael F. Angelo | 1 | 1 |
| Andrei Fedorov | 1 | 1 |
| Mason Chilmonczyk | 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.