Investor · Alsip, IL

William C. Frost

Open William in the network graph →

Filings

8

SEC Form D

Connections

37

co-filers

Capital

$60.0M

across filings

Active

Jan 2014

to Jul 2025

Most-connected co-filers (37)

Sanford Gomberg · Brookfield, CT5 shared Lois J. Griffith · Alsip, IL5 shared Joseph R. Maslick, Jr · Alsip, IL3 shared Carl A. Walters · Alsip, IL3 shared Nancy E. Rossmiller · Alsip, IL3 shared Kenneth W. Johnson · Los Angeles, CA3 shared Drew M. Bandusky · Alsip, IL3 shared D. T. Flores, Jr · Alsip, IL2 shared Dr. Ben C. Johnson · Alsip, IL2 shared Glenn J. Ohl · Beaverton, OR2 shared Daniel B. Hoffman · Beaverton, OR2 shared J. K. Ogren · Beaverton, OR2 shared Francis P. Grillo · Irvine, CA2 shared Peter G. Piferi · Irvine, CA2 shared Robert C. Korn · Irvine, CA2 shared Wendelin A. Maners · Irvine, CA2 shared Brian Pozesky · New York, NY2 shared Ohad Finkelstein · New York, NY2 shared Christina Calvaneso · New York, NY2 shared James Legg · Washington, Washington, D.C.2 shared Alan Z. Engel · Birmingham, AL2 shared Alan D. Levow · Birmingham, AL2 shared Steven L. Begleiter · NEW YORK, NY2 shared Dominic Endicott · Boston, MA2 shared

Recent filings (8)

ROM Technologies, Inc.Jul 2025 · 1 co-filer$125K ROM Technologies, Inc.Jul 2025 · 3 co-filers$250K Griffith Foods International Inc.Feb 2019 · 21 co-filers$45.0M Griffith Foods International Inc.Feb 2019 · 21 co-filers$45.0M ROM3 California LLCApr 2016 · 1 co-filer$125K ROM3 California LLCSep 2015 · 3 co-filers$250K Griffith Laboratories International, Inc.Nov 2014 · 29 co-filers$15.0M ROM3 California LLCFeb 2014 · 3 co-filers$200K Griffith Laboratories International, Inc.Jan 2014 · 29 co-filers$45.0M

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