People · Operator
Named in public records as an officer, director or promoter · active 2017–2025 · Software / Tech, Other, Telecommunications, Pharmaceuticals
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| Starburst Labs, Inc. | — | Software / Tech | Series D+ | $178.3M | $1.3B | 2023 |
| Kiwi Investment Holdings, LLC | — | Other | Seed | $2.5M | $6.2M | 2025 |
| optiPulse, Inc. | — | Telecommunications | Seed | $2.1M | $44.7M | 2017 |
| SignalRX Pharmaceuticals, Inc | — | Pharmaceuticals | Pre-Seed | $250K | $3.2M | 2022 |
| scalesgear.com, llc | — | Other | Pre-Seed | $180K | $2.1M | 2022 |
Matthew Williams 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 Matthew Williams on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| William Kelley | 1 | 6 |
| Richard Maclean | 1 | 4 |
| BENJAMIN HARRISON | 1 | 3 |
| John Joseph | 1 | 3 |
| Michael McGinn | 1 | 3 |
| Robert Frank | 1 | 2 |
| John Rourke | 1 | 2 |
| William G. Kelley | 1 | 1 |
| Dean D'Onofrio | 1 | 1 |
| Guillermo Morales | 1 | 1 |
| Joel Wernick | 1 | 1 |
| Brian Lowe | 1 | 1 |
| Keith McDonald | 1 | 1 |
| Lisa Kuttilla | 1 | 1 |
| Mathis Shinnick | 1 | 1 |
| Clay Bradley | 1 | 1 |
| JEFF MELLO | 1 | 1 |
| RICHARD MCCLEAN | 1 | 1 |
| ALEX GOODMAN | 1 | 1 |
| DANIEL FERRANTI | 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.