People · Operator

John Protopappas

Named in public records as an officer, director or promoter · active 2020–2024 · Other

4
Companies
4
Filings
$18.0M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Madison Park Investors 6, LlcOtherSeries A$12.2M$183.9M2020
Marquam Heights II, LLCOtherSeries A$4.4M$30.3M2023
Madison Park Lafayette Partners, LLCOtherSeed$1.1M$8.3M2022
Madison Park Capital Investors, LLCOtherPre-Seed$351K$1.2M2024

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.