People · Operator
Named in public records as an officer, director or promoter · active 2009–2024 · Software / Tech, Pharma, Biotech / Pharma, Other, Other Technology, Other Energy
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| Pendo.io, Inc. | — | Software / Tech | Series D+ | $368.3M | $111.7M | 2015 |
| Pyxis Oncology, Inc. | — | Pharma | Series D+ | $194.5M | $5.0B | 2019 |
| Carbon Biosciences, Inc. | — | Biotech / Pharma | Series B | $38.0M | $743.9M | 2022 |
| Impact Holdings, Inc. | — | Other | Series B | $36.0M | $15.7M | 2016 |
| Radius Networks, Inc. | — | Other Technology | Series A | $32.4M | $1.9M | 2015 |
| Groundhog Day Broadway Limited Partnership | — | Other | Series B | $16.5M | $274.1M | 2016 |
| Skyline Innovations, Inc. | — | Other Energy | Series A | $16.2M | $123.0M | 2015 |
| Wireless Registry, Inc. | — | Other Technology | Series A | $15.3M | $107.9M | 2015 |
| Dormify, Inc. | — | Retailing | Series A | $12.3M | $30.4M | 2013 |
| STAC Inc. | — | Other Technology | Series A | $9.8M | $6.6M | 2024 |
| Surkus, Inc. | — | Other Technology | Series A | $8.5M | $75.0M | 2014 |
| Project Cloudkey Inc. | — | Other | Series A | $7.4M | $19.5M | 2015 |
| ARPU Inc | — | Other Technology | Seed | $1.8M | $62.5M | 2009 |
| Apptigo International, Inc. | — | Other | Pre-Seed | $815K | $3.5M | 2014 |
David Steinberg 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 David Steinberg on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| Don Rainey | 2 | 9 |
| Geeta Vemuri | 2 | 7 |
| Stillman Bradish | 2 | 2 |
| Scott Rudin | 1 | 38 |
| Mark Anderson | 1 | 20 |
| Neeraj Agrawal | 1 | 17 |
| Scott Smith | 1 | 16 |
| David Kaplan | 1 | 15 |
| Brett Queener | 1 | 10 |
| Christoph Westphal | 1 | 8 |
| Christopher O'Donnell | 1 | 8 |
| Robert Crane | 1 | 7 |
| Stephen George | 1 | 7 |
| Lucio Iannone | 1 | 6 |
| Daniel Rubin | 1 | 6 |
| Lia Vollack | 1 | 6 |
| Megan Quinn | 1 | 5 |
| Richard Moore | 1 | 5 |
| Marc Diana | 1 | 5 |
| Per Pettersen | 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.