People · Operator
Named in public records as an officer, director or promoter · active 2015–2024 · Other Technology, Other
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| Mammoth Interactive LLC | — | Other Technology | Series D+ | $260.0M | $2.8B | 2024 |
| Congruex Llc | — | Other | Series C | $215.2M | $60.7M | 2017 |
| Racecar Holdings, LLC | — | Other | Series D+ | $165.0M | $690.3M | 2015 |
Brian Cassidy 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 Brian Cassidy on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| KEVIN RABBITT | 1 | 6 |
| DAVID BURGSTAHLER | 1 | 5 |
| Kevin O'Hara | 1 | 2 |
| Matthew Karch | 1 | 2 |
| Benjamin Silbert | 1 | 2 |
| Steven Cochran | 1 | 2 |
| Josh Tamaroff | 1 | 2 |
| Christopher Cook | 1 | 2 |
| Daniel Kilpatrick | 1 | 2 |
| KARL EBER | 1 | 1 |
| Dudley Slater | 1 | 1 |
| Brendan Scollans | 1 | 1 |
| Colleen Abdoulah | 1 | 1 |
| Jeff Marcus | 1 | 1 |
| Phil Seskin | 1 | 1 |
| Dan Kilpatrick | 1 | 1 |
| Andrey Iones | 1 | 1 |
| Jamie Rahamim | 1 | 1 |
| William Beans, Jr. | 1 | 1 |
| Robert Vrij | 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.