Investor · St. Louis, MO

Harry F. Demetriou

Open Harry in the network graph →

Filings

4

SEC Form D

Connections

17

co-filers

Capital

—

across filings

Active

Mar 2009

to Feb 2026

Most-connected co-filers (17)

Rex Carr · St. Louis, MO4 shared Gregory E. Baker · Lincolnshire, IL2 shared Gary Kirk · London, United Kingdom2 shared Patrick S. Chung · CAMBRIDGE, MA2 shared Stuart D. Beath · St. Louis, MO2 shared Richard O. Simpson · Ormond Beach, FL2 shared Barbara A. Ludden · Alexandria, VA2 shared Frank P. King · Dallas, TX2 shared Alex Robertson · New York, NY2 shared Rudra M. Dalmia · Mumbai, K72 shared Esther Dyson · Mojave, CA2 shared Jonathan R. Burst · St. Louis, MO2 shared David B. Norris · St. Louis, MO2 shared Adam M. Meyers · Long Beach Township, NJ1 shared Jason M. Eichenholz · Winter Park, FL1 shared Jonathan M. Taylor · Maitland, FL1 shared Christopher R. Lubeck · Orlando, FL1 shared

Recent filings (4)

Relativity Networks, Inc.Feb 2026 · 3 co-filers$10.0M Relativity Networks, Inc.Dec 2025 · 11 co-filers$5K INTERNATIONAL FUEL TECHNOLOGY INCMar 2009 · 11 co-filers INTERNATIONAL FUEL TECHNOLOGY INCMar 2009 · 11 co-filers

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