People · Operator
Named in public records as an officer, director or promoter · active 2009–2021 · Electric Utilities, Other, Mining & Resources, Pharmaceuticals
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| Gridiron Energy Feeder I, L.P. | — | Electric Utilities | Growth/Late | $900.0M | $8.9B | 2017 |
| Gridiron Energy, LLC | — | Electric Utilities | Growth/Late | $900.0M | $8.9B | 2017 |
| Wde Partners, L.P. | — | Electric Utilities | Series D+ | $325.3M | $3.1B | 2011 |
| Wde Partners Spv B, L.P. | — | Electric Utilities | Series C | $66.5M | $636.3M | 2011 |
| Largo Resources Ltd. | — | Other | Series B | $50.7M | $77.9M | 2010 |
| Wde Partners Spv A, L.P. | — | Electric Utilities | Series C | $44.2M | $423.1M | 2011 |
| East Rock Wde Partners, L.P. | — | Electric Utilities | Series C | $40.5M | $387.0M | 2011 |
| Owlstone Inc. | — | Other | Seed | $9.4M | $5.5M | 2011 |
| Cerrado Gold Inc. | — | Mining & Resources | Series A | $4.3M | $16.4M | 2020 |
| Castle Resources Inc. | — | Other | Seed | $3.7M | $18.9M | 2011 |
| Innovative Sales Solutions, Inc. | — | Other | Seed | $1.9M | $36.2M | 2013 |
| SureGene LLC | — | Pharmaceuticals | Pre-Seed | $400K | $18.9M | 2009 |
Mark Brennan 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 Mark Brennan on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| Scott Carver | 6 | 8 |
| Jobey Eddleman | 6 | 7 |
| David Sass | 6 | 6 |
| Darpan Kapadia | 6 | 6 |
| Robert Brooks | 4 | 12 |
| PAUL THESSEN | 4 | 4 |
| ANDREW DERA | 4 | 4 |
| PAUL SEGAL | 4 | 4 |
| ROBERT COLOZZA | 3 | 3 |
| John Burke | 2 | 14 |
| David Marshall | 2 | 6 |
| Robert Campbell | 2 | 6 |
| James Bartlett | 2 | 3 |
| Joseph Myers | 2 | 2 |
| Richard Roloff | 2 | 2 |
| John Staikos | 2 | 2 |
| Shimon Edelstein | 2 | 2 |
| Joseph Esteves | 2 | 2 |
| David Nanus | 2 | 2 |
| Kurt Menchen | 2 | 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.