People · Operator
Named in public records as an officer, director or promoter · active 2009–2025 · Other Technology
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| Alto Solutions, Inc. | — | Other Technology | Series B | $64.9M | $725.4M | 2017 |
| Redzone Robotics Inc | — | Other Technology | Series B | $39.9M | $207.0M | 2011 |
| Mismi, Inc. | — | Other Technology | Seed | $11.5M | $34.7M | 2009 |
| OverDog, Inc. | — | Other Technology | Seed | $5.8M | $80.2M | 2010 |
| Kagera, Inc. | — | Other Technology | Series A | $5.0M | $138.7M | 2009 |
| Cloudtags, Inc. | — | Other Technology | Seed | $3.6M | $27.4M | 2015 |
| Baryons Inc. | — | Other Technology | Seed | $2.2M | $6.8M | 2025 |
| Kextil, Inc. | — | Other Technology | Pre-Seed | $650K | $10.6M | 2017 |
William Guttman 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 William Guttman on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| Jay Panzarella | 3 | 4 |
| Eric Satz | 2 | 5 |
| Sebastian Ceria | 2 | 3 |
| Lawrence Kinsella | 2 | 2 |
| Stuart Larkins | 1 | 14 |
| Jonathan Hallett | 1 | 10 |
| John Young | 1 | 7 |
| David ibnAle | 1 | 7 |
| Mark McDonel | 1 | 6 |
| Ammar Hanafi | 1 | 6 |
| Laura Witt | 1 | 5 |
| Andrew Brenner | 1 | 4 |
| Ashoke Goswami | 1 | 4 |
| MICHAEL GLASS | 1 | 3 |
| JOHN CAMBIER | 1 | 3 |
| JONATHAN BERMAN | 1 | 3 |
| Phil Anderson | 1 | 2 |
| Michael Lach | 1 | 2 |
| Valerie Daoud Henderson | 1 | 2 |
| Michael Sloan | 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.