People · Operator
Named in public records as an officer, director or promoter · active 2010–2017 · Other Health Care, Other Energy, Other
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| Corinthian Ophthalmic, Inc. | — | Other Health Care | Seed | $12.9M | $40.6M | 2010 |
| Enduring Hydro,LLC | — | Other Energy | Seed | $3.2M | $41.3M | 2014 |
| Levity Products, Inc. | — | Other | Seed | $1.1M | $21.0M | 2017 |
JOHN MACK 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 JOHN MACK on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| John Collins | 1 | 9 |
| Ernest Mario | 1 | 9 |
| FRED ESHELMAN | 1 | 5 |
| SEAN IANCHULEV | 1 | 2 |
| Skip Ballou | 1 | 1 |
| Ginger Lew | 1 | 1 |
| George Stamas | 1 | 1 |
| Kristina Johnson | 1 | 1 |
| Sarah Olson | 1 | 1 |
| Jason Mack | 1 | 1 |
| Carl Kieranen | 1 | 1 |
| JOHN HAND | 1 | 1 |
| BERNARD BALLOU | 1 | 1 |
| MARK PACKER | 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.