Investor · Grand Forks, ND

Duane L. Dows

Open Duane in the network graph →

Filings

16

SEC Form D

Connections

62

co-filers

Capital

$445K

across filings

Active

Aug 2013

to Jul 2025

Most-connected co-filers (62)

Daniel J. Broderick · Durham, NC6 shared Maria M. Seghete · Palo Alto, CA6 shared Larry Hoffmann · Grand Forks, ND6 shared Darin L. Anderson · Grand Forks, ND5 shared Bill Whipple · Grand Forks, ND4 shared Larry Mackie · Grand Forks, ND4 shared David L. Bednar · Grand Forks, ND4 shared William L. Owens · Grand Forks, ND4 shared Don Pottinger · Grand Forks, ND4 shared Robert Go · Boston, MA3 shared Gregg J. Bogosian · Durham, NC3 shared Christopher D. Hughes · Washington, Washington, D.C.3 shared Thomas P. Brutnell · Durham, NC3 shared Todd C. Mockler · Durham, NC3 shared David Chao · San Jose, CA3 shared Lee N. Palles · Durham, NC3 shared James V. Sherrill · CLINTON, TN3 shared Kyle Morton · Boston, MA3 shared Douglas M. Stone · Grand Forks, ND3 shared Bruce Jamerson · Coppell, TX3 shared Walter P. Siggelko · St. Louis, MO3 shared Nadine N. Carozzi · Durham, NC3 shared Eric A. Hjerpe · Waltham, MA3 shared Eugene Setka · Valley City, ND3 shared

Recent filings (16)

Northern Plains Nitrogen, LLPJul 2025 · 16 co-filers$625K Northern Plains Nitrogen, LLPMar 2016 · 24 co-filers$1.1M Amstar Poland Debt Fund I, GP LPAug 2015 · 2 co-filers$545K Benson Hill Biosystems, Inc.Aug 2015 · 18 co-filers$8.5M Benson Hill Biosystems, Inc.Sep 2014 · 17 co-filers$1.0M Amstar Poland Property Fund I GP, L.P.Sep 2014 · 1 co-filer$4.3M Amstar Poland Property Fund I, L.P.Sep 2014 · 1 co-filer$107.9M Kisameet Glacial Clay Inc.Sep 2014 · 4 co-filers$25K Benson Hill Biosystems, Inc.Apr 2014 · 17 co-filers$500K Benson Hill Biosystems, Inc.Dec 2013 · 3 co-filers$500K Northern Plains Nitrogen, LLPSep 2013 · 19 co-filers$9.0M Benson Hill Biosystems, Inc.Aug 2013 · 3 co-filers$2.0M Benson Hill Biosystems, Inc.Aug 2013 · 3 co-filers$500K Northern Plains Nitrogen, LLPAug 2013 · 19 co-filers$9.0M Northern Plains Nitrogen, LLPFeb 2013 · 13 co-filers$1.5M Kisameet Glacial Clay Inc.Oct 2012 · 3 co-filers$25K

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