Investor · Doylestown, PA

Marc P. Duey

Open Marc in the network graph →

Filings

1

SEC Form D

Connections

11

co-filers

Capital

$3.1M

across filings

Active

Dec 2025

to Dec 2025

Most-connected co-filers (11)

Bernd Seizinger · Harpswell, ME1 shared Oren Gilad · Doylestown, PA1 shared Peter J. Ogren · Burlington, MA1 shared Lou D. Canakes Ii · New York, NY1 shared Jean-Pierre Bizzari · Holon, L31 shared Michael Grissinger · London, United Kingdom1 shared Rifat C. Pamukcu · Hummelstown, PA1 shared Richard P. Peters · Doylestown, PA1 shared Gabriela P. Gruia · Doylestown, PA1 shared John B. Henneman · Austin, TX1 shared John P. Hamill · Madison, WI1 shared

Recent filings (1)

Aprea Therapeutics, Inc.Dec 2025 · 20 co-filers$5.8M Aprea Therapeutics, Inc.Dec 2025 · 20 co-filers$5.8M

Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See Marc in the interactive graph →