People · Operator
Named in public records as an officer, director or promoter · active 2017–2017 · Environmental Services
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| Elixsys Inc. | — | Environmental Services | Seed | $2.2M | $60.0M | 2017 |
Joseph D. Preson 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 Joseph D. Preson on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| Daniel Preston | 1 | 2 |
| Stephen Piccolo | 1 | 1 |
| Barry Sheetz | 1 | 1 |
| Joseph Preson | 1 | 1 |
| Samuel Hemingway | 1 | 1 |
| Barry S. Sheetz | 1 | 1 |
| Daniel A Preston | 1 | 1 |
| Samuel S. Hemingway | 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.