Investor · Berwyn, IL

Jeff Joseph

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Filings

4

SEC Form D

Connections

6

co-filers

Capital

—

across filings

Active

Feb 2009

to Feb 2026

Most-connected co-filers (6)

Ian King · London, United Kingdom2 shared Ronald S. Weiss · Stickney, IL2 shared Armin Vogel · Rudlingen, V82 shared George Rose · London, United Kingdom2 shared Andrew M. Haney · Denver, CO1 shared Christopher R. Tincher · Denver, CO1 shared

Recent filings (4)

Fossil Creek Minerals LLCFeb 2026 · 1 co-filer$3.3M Fossil Creek Minerals LLCNov 2025 · 5 co-filers$3.3M Prescient Partners VI LLCApr 2009 · 3 co-filers$10.0M Prescient Partners VII, LLCFeb 2009 · 3 co-filers$3.0M

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