People · Operator
Named in public records as an officer, director or promoter · active 2010–2025 · Business Services, Other Technology
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| Syso Llc | — | Business Services | Series A | $27.5M | $21.3M | 2025 |
| EnergyHub, Inc. | — | Other Technology | Series B | $25.7M | $15.2M | 2010 |
| Paxata, Inc. | — | Other Technology | Series A | $9.3M | $215.9M | 2012 |
David Brewster 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 David Brewster on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| Liam Donohue | 1 | 12 |
| Andrew Williamson | 1 | 6 |
| Dinesh Katiyar | 1 | 5 |
| THOMAS KENNEDY | 1 | 5 |
| Po Cheng | 1 | 1 |
| Nicholas Speyer | 1 | 1 |
| Samantha Judge | 1 | 1 |
| Henry Makanski | 1 | 1 |
| Joseph Byrnes | 1 | 1 |
| Christopher Gosline | 1 | 1 |
| Henry Makansi | 1 | 1 |
| Sheri Edmond | 1 | 1 |
| Patrick McConnell | 1 | 1 |
| Seth Frader-Thompson | 1 | 1 |
| Prakasa Nanduri | 1 | 1 |
| Patrick Fox | 1 | 1 |
| Wouter Van Eck | 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.