People · Operator
Named in public records as an officer, director or promoter · active 2011–2024 · Retailing, Other Health Care
| Company | Role | Sector | Stage | Raised · real | Value · est | Tied |
|---|---|---|---|---|---|---|
| Sarah Flint, Inc. | — | Retailing | Series A | $41.3M | $32.8M | 2018 |
| 2020, Inc. | — | Other Health Care | Series A | $12.0M | $82.4M | 2018 |
| City Sports Inc | — | Retailing | Seed | $6.1M | $21.5M | 2011 |
| Alvin Valley Holdings, Inc. | — | Retailing | Seed | $3.1M | $13.4M | 2013 |
RoAnn Costin 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 RoAnn Costin on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.
| Operator | Shared | Their companies |
|---|---|---|
| Kirsten Green | 1 | 18 |
| Michael Kennedy | 1 | 10 |
| Jason Dinges | 1 | 8 |
| Jonathan Flint | 1 | 6 |
| John M. Connolly | 1 | 6 |
| Robert Spellman | 1 | 3 |
| Thomas Stemberg | 1 | 3 |
| Ted Philip | 1 | 3 |
| Howard Socol | 1 | 2 |
| Jeffrey Connor | 1 | 2 |
| Martin Hanaka | 1 | 2 |
| Gregg Rubin | 1 | 2 |
| Sarah Flint | 1 | 1 |
| Tony Naimo | 1 | 1 |
| Annie Thorp | 1 | 1 |
| Kimberly Nemser | 1 | 1 |
| Annie Day Thorp | 1 | 1 |
| Tony Day Naimo | 1 | 1 |
| Kimberly Day Nemser | 1 | 1 |
| Mary Beech | 1 | 1 |
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.