People · Operator
Named in public records as an officer, director or promoter · active 2011–2013 · Other Energy
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| Gradient Resources Inc. | — | Other Energy | Series D+ | $388.8M | $120.5M | 2011 |
Bob Warburton 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 Bob Warburton on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| JOHN SULLIVAN | 1 | 13 |
| Richard Cohen | 1 | 8 |
| Michael Hamilton | 1 | 5 |
| David Lloyd | 1 | 4 |
| Fred Buckman | 1 | 3 |
| Jim Atkinson | 1 | 2 |
| Adam Carte | 1 | 2 |
| Richard Atkinson | 1 | 2 |
| Riaz Siddiqi | 1 | 2 |
| David Owens | 1 | 2 |
| Todd Follett | 1 | 1 |
| Robert Warburton | 1 | 1 |
| Scott Mackin | 1 | 1 |
| Bill Fraser | 1 | 1 |
| Linda Miller | 1 | 1 |
| Stan Marks | 1 | 1 |
| Craig Mataczynski | 1 | 1 |
| Barney Rush | 1 | 1 |
| Jim Winters | 1 | 1 |
| Paul Hemsath | 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.