Investor · Moline, IL

John F. Griesemer

Open John in the network graph →

Filings

9

SEC Form D

Connections

98

co-filers

Capital

$170.0M

across filings

Active

Apr 2021

to Nov 2025

Most-connected co-filers (98)

Kurt A. Gibson · Moline, IL6 shared Brent R. Cobb · Moline, IL6 shared David M. Wittels · New York, NY4 shared John Powers · Parker, CO4 shared Kris Pickett · Parker, CO4 shared Lewis Fellas · St. Helier, Y94 shared Mary Kay H. Bates · Moline, IL4 shared James M. Field · Moline, IL4 shared Richard J. Diemer, Jr · Indianapolis, IN4 shared Tonya M. Boone · Waltham, MA4 shared Scott D. Fudge · Indianapolis, IN4 shared Scott Jensen · Parker, CO4 shared Marie Z. Ziegler · Moline, IL4 shared Charley S. Vauban Capital Gp Llc · New York, NY4 shared Charlie C. Woolnough · Grand Cayman, Cayman Islands4 shared Mark C. Kilmer · Moline, IL4 shared Sophia D. Dilbert · Camana Bay, Cayman Islands4 shared Monte C. Mcnew · Moline, IL4 shared Sean J. Flynn · Grand Cayman, Cayman Islands4 shared Todd A. Gipple · Moline, IL4 shared John-Paul E. Besong · Moline, IL4 shared Matteo Mazzullo-Revel · Parker, CO4 shared James D. Klein · Moline, IL4 shared Elie Kobrin · New York, NY4 shared

Recent filings (9)

Relief AI Inc.Nov 2025 · 11 co-filers$14K QCR HOLDINGS INCSep 2025 · 50 co-filers$20.0M QCR HOLDINGS INCSep 2025 · 50 co-filers$50.0M QCR HOLDINGS INCAug 2022 · 50 co-filers$55.0M QCR HOLDINGS INCAug 2022 · 50 co-filers$45.0M Sysorex, Inc.Jul 2021 · 8 co-filers$15.2M Sysorex, Inc.Apr 2021 · 10 co-filers$16.4M Mindset Pharma Inc.Apr 2021 · 16 co-filers$1.7M GUARANTY FEDERAL BANCSHARES INCAug 2020 · 23 co-filers$20.0M GUARANTY FEDERAL BANCSHARES INCAug 2020 · 23 co-filers$20.0M

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