People · Operator
Named in public records as an officer, director or promoter · active 2016–2021 · Other
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| Liberty Oilfield Services Holdings LLC | — | Other | Series D+ | $191.0M | $3.3B | 2016 |
| Sierra Holding Co LLC | — | Other | Series B | $29.2M | $97.1M | 2021 |
Michael Stock 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 Michael Stock on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| Stephen Soderling | 1 | 4 |
| Raymond Torres | 1 | 3 |
| Cliff Ryan | 1 | 3 |
| Todd Schroeder | 1 | 2 |
| Edward O'Connor | 1 | 2 |
| Tom Adamson | 1 | 2 |
| Shane Slominski | 1 | 2 |
| Tom Leahy | 1 | 2 |
| C. Mark Pearson | 1 | 2 |
| Cary Musech | 1 | 2 |
| Chris Wright | 1 | 2 |
| Denis Lichter | 1 | 1 |
| Doug Hepper | 1 | 1 |
| Peter Mark Carlton | 1 | 1 |
| Cary Mark Steinbeck | 1 | 1 |
| John Lancaster | 1 | 1 |
| Brett Staffieri | 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.