Investor · San Francisco, CA

Doug A. Derwin

Open Doug in the network graph →

Filings

30

SEC Form D

Connections

89

co-filers

Capital

$9.5M

across filings

Active

Feb 2013

to Mar 2014

Most-connected co-filers (89)

Anthony A. Askew · London, United Kingdom10 shared David J. Ehrlich · San Francisco, CA9 shared Arthur D. Spector · Elverson, PA7 shared J. A. Rogers · Seattle, WA7 shared John A. Slitz · Seattle, WA7 shared William M. Sullivan · Chicago, IL7 shared Scott D. Avellino · Elverson, PA7 shared Kevin A. Ober · Seattle, WA7 shared Frank Giuliano · SEATTLE, WA5 shared Jim Mccoy · Milpitas, CA5 shared Barry Eggers · Los Altos, CA5 shared Charles B. Andros · Atlanta, GA4 shared R. D. Avellino · Elverson, PA4 shared Pedro Alves · San Mateo, CA4 shared Alexander M. Goulden · Grand Cayman, Cayman Islands4 shared Mark A. Grizzelle · St Helier, Y93 shared William B. Scholfield · St Helier, Y93 shared Harold Ryan · Bellevue, WA3 shared Tony Hsu · Bellevue, WA3 shared John H. Cosnett · St. Helier, Y93 shared Michael D. Rechtiene · Elverson, PA3 shared Chris D. Papariello · Elverson, PA3 shared Kevin Molloy · Cos Cob, CT3 shared Steven F. Koltes · St Helier, Y93 shared

Recent filings (30)

SideShift CorpNov 2025 · 8 co-filers$35K SideShift CorpNov 2025 · 8 co-filers$150K SideShift CorpNov 2025 · 8 co-filers$2.0M Brandywine Branch Distillers LLCDec 2023 · 17 co-filers$1.5M Brandywine Branch Distillers LLCSep 2023 · 17 co-filers$1.5M Brandywine Branch Distillers LLCJun 2022 · 13 co-filers$2.5M Brandywine Branch Distillers LLCJan 2021 · 14 co-filers$2.0M Brandywine Branch Distillers LLCJan 2020 · 14 co-filers$1.9M Ople, Inc.Oct 2019 · 8 co-filers$17.4M Ople, Inc.May 2019 · 10 co-filers$13.2M Brandywine Branch Distillers LLCJan 2019 · 14 co-filers$1.5M KimanTech, LLCJan 2018 · 5 co-filers$1.5M Brandywine Branch Distillers LLCJan 2018 · 14 co-filers$1.5M AvanSci Bio, L.L.C.May 2014 · 4 co-filers$200K Atika Offshore Fund, Ltd.Mar 2014 · 5 co-filers SpaceCurve, Inc.Mar 2014 · 11 co-filers$5.0M SpaceCurve, Inc.Mar 2014 · 9 co-filers$4.5M SpaceCurve, Inc.Jul 2013 · 11 co-filers$12.0M SpaceCurve, Inc.Jun 2013 · 11 co-filers$12.0M Atika Offshore Fund, Ltd.Mar 2013 · 2 co-filers Atika Offshore Fund, Ltd.Feb 2013 · 2 co-filers KSK, LLCDec 2012 · 6 co-filers$550K SpaceCurve, Inc.Nov 2012 · 11 co-filers$6.4M Minetta, LLCOct 2012 · 1 co-filer$3.5M ATIP, LLCSep 2012 · 6 co-filers$300K

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