Investor · Southfield, MI

John T. Steinbrunner

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Filings

13

SEC Form D

Connections

73

co-filers

Capital

$745K

across filings

Active

Jan 2013

to Dec 2019

Most-connected co-filers (73)

David T. Kausch · Southfield, MI11 shared Cecilia Horton-Williams · New York, NY9 shared Richard H. Taketa · New York, NY9 shared Philippe Amouyal · New York, NY9 shared Robin D. Shulman · NEW YORK, NY9 shared Lonnel Coats · The Woodlands, TX9 shared Hugh D. Ross · NEW YORK, NY9 shared David Aslanian · New York, NY9 shared Shane Holdaway · New York, NY9 shared Luisa Ingargiola · VANCOUVER, British Columbia, Canada7 shared Steve W. Hickerson · Laguna Woods, CA7 shared Daniel B. Even · Brea, CA6 shared Discovery Global Macro Partners, LLC · South Norwalk, CT6 shared Thomas R. Engels · Woodbury, MN6 shared Erik Amble · Irvine, CA6 shared Vince B. Burgess · New York, NY6 shared Bjarne B. Bergheim · Laguna Hills, CA6 shared Olav B. Bergheim · LAGUNA HILLS, CA6 shared Paul Madera · Campbell, CA5 shared Brian A. Murphy · Southfield, MI4 shared Fan Yu · Hong Kong, Israel4 shared Michael R. Zhao · Shenzhen, Israel3 shared Thomas W. Garlock · Jackson, WY3 shared Barry W. Wilson · Canyon Lake, TX3 shared

Recent filings (13)

Sonendo, Inc.Dec 2019 · 26 co-filers$85.2M Sonendo, Inc.Jul 2019 · 15 co-filers$17.0M Sonendo, Inc.Nov 2018 · 23 co-filers$25.0M Sonendo, Inc.May 2017 · 29 co-filers$850K Sonendo, Inc.Jan 2017 · 29 co-filers$4.0M Sonendo, Inc.May 2016 · 28 co-filers$45.0M GABRIEL ROEDER SMITH & CO /MIDec 2015 · 22 co-filers$367K GABRIEL ROEDER SMITH & CO /MIDec 2014 · 20 co-filers$378K Sonendo, Inc.Sep 2014 · 17 co-filers$35.0M Voleon Investors Fund LPJan 2014 · 9 co-filers Sonendo, Inc.Jan 2014 · 24 co-filers$10.3M Sonendo, Inc.Jun 2013 · 13 co-filers$18.0M Voleon Investors Fund LPJan 2013 · 4 co-filers

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