People · Operator
Named in public records as an officer, director or promoter · active 2014–2025 · Other, Software / Tech, Hospitals and Physicians, Other Technology, Cybersecurity, Sports & Fitness
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| Arrow Holding Corp. | — | Other | Growth/Late | $1.5B | $13.0B | 2014 |
| Uptake Technologies, Inc. | — | Software / Tech | Series D+ | $255.3M | $657.4M | 2021 |
| iTrust Capital, Inc. | — | Other | Series D+ | $131.2M | $1.8B | 2021 |
| Oncology Institute, Inc. | — | Hospitals and Physicians | Series D+ | $126.4M | $144.7M | 2022 |
| Confluent, Inc. | — | Other Technology | Series C | $50.0M | $1.6B | 2017 |
| Riot Security, Inc. | — | Cybersecurity | Series B | $37.3M | $191.7M | 2024 |
| Tavern, Inc | — | Other Technology | Series B | $21.6M | $119.8M | 2025 |
| Bid Ventures, Inc. | — | Other Technology | Series A | $11.7M | $11.0M | 2021 |
| iLumisAR Inc. | — | Other Technology | Seed | $5.3M | $5.5M | 2024 |
| Merchant Atlas, Inc. | — | Other | Seed | $4.8M | $55.4M | 2014 |
| Brickhouse Athletics LLC | — | Sports & Fitness | Seed | $4.0M | $30.8M | 2020 |
| Genomic Cancer Institute, Inc. | — | Other Health Care | Seed | $1.5M | $2.8M | — |
| Gaming Revolution for International Development Inc. | — | Gaming | Pre-Seed | $1.0M | $19.7M | 2021 |
| Breshna Ltd. | — | Other Technology | Pre-Seed | $635K | $9.1M | 2022 |
| Mellow Mink Brewing, Inc. | — | Food & Beverage | Pre-Seed | $350K | $8.1M | 2017 |
Matthew Miller 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 Matthew Miller on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| Rizwan Nusrat | 2 | 2 |
| Mariam Nusrat | 2 | 2 |
| Brad Keywell | 1 | 12 |
| Steve Gorlin | 1 | 11 |
| Eric Lefkofsky | 1 | 8 |
| Raymond Lane | 1 | 8 |
| Michelangelo Volpi | 1 | 8 |
| Mihir Shah | 1 | 7 |
| Eric Vishria | 1 | 6 |
| Abinav Sankar | 1 | 6 |
| Isaiah Kacyvenski | 1 | 6 |
| Mark Pacala | 1 | 5 |
| Mohit Kaushal | 1 | 4 |
| SUKEN VAKIL | 1 | 4 |
| JEFFREY WEBBER | 1 | 4 |
| Theodore Leonsis | 1 | 3 |
| DAVID TUNNELL | 1 | 3 |
| Ravi Sarin | 1 | 3 |
| Mark Day | 1 | 3 |
| Antonio Vitti | 1 | 2 |
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.