People · Operator
Named in public records as an officer, director or promoter · active 2008–2024 · Other Technology, Other, Other Energy
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| 2U, Inc. | — | Other Technology | Series D+ | $410.2M | $10.2B | 2009 |
| sovrn Holdings, Inc. | — | Other Technology | Series B | $80.4M | $559.5M | 2015 |
| Mawson Infrastructure Group Inc. | — | Other Technology | Series B | $40.3M | $4.4M | 2021 |
| Socialvibe, Inc | — | Other Technology | Series B | $39.6M | $609.1M | 2008 |
| Webvisible Inc | — | Other Technology | Series B | $20.0M | $609.1M | 2010 |
| QMerit, Inc. | — | Other | Series A | $16.6M | $60.6M | 2020 |
| Impact Radius Inc | — | Other | Seed | $8.9M | $57.6M | 2009 |
| Nurocor Inc | — | Other Technology | Series A | $6.6M | $1.8M | 2024 |
| Oro Mining Ltd | — | Other | Seed | $5.5M | $17.1M | 2011 |
| JOI Services, LLC | — | Other Technology | Series A | $5.4M | $138.6M | 2020 |
| JPG Energy Management, LLC | — | Other Energy | Seed | $2.2M | $28.6M | 2017 |
| ENERGY DEVELOPMENTS Ltd | — | Other Energy | Pre-Seed | $272K | $4.4M | 2011 |
GREG MARTIN 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 GREG MARTIN on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| Kurt Johnson | 2 | 5 |
| Seth Levine | 1 | 26 |
| JACOB COHEN | 1 | 13 |
| Robert Cohen | 1 | 11 |
| Fred Harman | 1 | 11 |
| Rob Stavis | 1 | 11 |
| Robert Young | 1 | 9 |
| Tim Miller | 1 | 8 |
| Joseph Horowitz | 1 | 7 |
| Ron Mayron | 1 | 6 |
| Joe Marchese | 1 | 6 |
| Jay Samit | 1 | 6 |
| John Katzman | 1 | 5 |
| John Battelle | 1 | 5 |
| Philip Bronner | 1 | 5 |
| Mark Sieczkarek | 1 | 5 |
| Marc Diana | 1 | 5 |
| Mark Chernis | 1 | 4 |
| Tim Connor | 1 | 4 |
| Timothy Miller | 1 | 4 |
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.