People · Operator
Named in public records as an officer, director or promoter · active 2010–2025 · Other Technology, Software / Tech, Cybersecurity, Other, Manufacturing, Restaurants
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| JumpCloud Inc. | — | Other Technology | Series D+ | $349.9M | $659.2M | 2015 |
| Proof Technology, Inc. | — | Software / Tech | Series B | $47.4M | $100.1M | 2023 |
| Amgine Technologies (US), Inc. | — | Software / Tech | Series A | $20.4M | $63.8M | 2021 |
| Sococo, Inc. | — | Other Technology | Series A | $18.8M | $55.5M | 2011 |
| Dowley Security Systems, Inc. | — | Cybersecurity | Series A | $18.3M | $75.0M | 2010 |
| Perk.com Inc. | — | Other | Seed | $6.5M | $11.2M | 2015 |
| Brittle-Brittle, Inc. | — | Manufacturing | Series A | $5.0M | $25.5M | 2023 |
| iTB Holdings Inc. | — | Other Technology | Seed | $4.5M | $38.9M | 2010 |
| 500 W. 6th, LLC | — | Restaurants | Pre-Seed | $700K | $980K | — |
| SigmaDek Ltd. | — | Manufacturing | Pre-Seed | $610K | $1.6M | 2011 |
James Brown 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 James Brown on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| Brad Feld | 1 | 29 |
| Seth Levine | 1 | 26 |
| David Campbell | 1 | 12 |
| Mark Davis | 1 | 11 |
| Gary Reiner | 1 | 7 |
| Jim Brown | 1 | 6 |
| Rajat Bhargava | 1 | 5 |
| Ted Hastings | 1 | 5 |
| Simon Lee | 1 | 5 |
| Joseph Lovett | 1 | 4 |
| Kenneth Cron | 1 | 4 |
| Joseph F. Lovett | 1 | 4 |
| J. David Brown | 1 | 4 |
| Roy Miller | 1 | 4 |
| Terrell Jones | 1 | 4 |
| Ellen Keszler | 1 | 3 |
| Will Herman | 1 | 3 |
| Anita Sands | 1 | 3 |
| Gary Brown | 1 | 3 |
| Larry Middle | 1 | 3 |
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.