Investor · New York, NY
Jeffrey Prosserman
Open Jeffrey in the network graph →Filings
17
SEC Form D
Connections
49
co-filers
Capital
$10.0M
across filings
Active
Nov 2022
to Aug 2025
Most-connected co-filers (49)
Lucas Mairo · San Francisco, CA7 sharedStephen O'Reilly · New York, NY7 sharedJustin Barton · LaSalle, MI6 sharedHenry A. Crowley, Jr · Toronto, Ontario, Canada6 sharedDaniel Bo · LaSalle, MI5 sharedPooja K. Agarwal · Tallahassee, FL5 sharedJared A. Kesselheim · Boston, MA5 sharedDaniel Hare · Henderson, NV3 sharedDavid Derosa · Harrison, NY3 sharedJennifer Shever · Henderson, NV3 sharedJeffrey Donofrio · salt lake city, UT3 sharedLes Miller · salt lake city, UT3 sharedBrett Burton · salt lake city, UT3 sharedAlex Richardson · salt lake city, UT3 sharedJames Frances Gerard (Aka Frank) Callaghan · Vancouver, British Columbia, Canada3 sharedDaniel Wirzberger · Jerusalem, L33 sharedGhannam Al-Dossari · salt lake city, UT3 sharedMark Cunningham · salt lake city, UT3 sharedMark Jarvis · North Vancouver, British Columbia, Canada3 sharedHoward Leonhardt · salt lake city, UT3 sharedMort Bloomberg · Jerusalem, L33 sharedLeslie Young · Richmond, British Columbia, Canada3 sharedMatt Anderson · Vancouver, British Columbia, Canada3 sharedEastborough Partners Fund I GP LP · New York, NY3 shared
Recent filings (17)
Catalytic Transition Fund, L.P.Nov 2025 · 14 co-filers9601 Greenfield Investors LLCAug 2025 · 8 co-filers$1.6MCatalytic Transition Fund, L.P.Sep 2024 · 14 co-filersVOLTPOST, INC.Aug 2024 · 11 co-filers$4.9MVOLTPOST, INC.Aug 2024 · 11 co-filers$3.9MVOLTPOST, INC.Aug 2024 · 11 co-filers$3.9MVOLTPOST, INC.Aug 2024 · 11 co-filers$4.9MVOLTPOST, INC.Aug 2024 · 2 co-filers$1.3MVOLTPOST, INC.Aug 2024 · 2 co-filers$1.3MJAD Greenfield Investors LLCAug 2024 · 8 co-filers$525KBBE Fenkell Investors LLCFeb 2024 · 5 co-filers$950KBBE Schoolcraft Investors LLCSep 2023 · 5 co-filers$450KBBE Stanley Investors LLCMay 2023 · 5 co-filers$540KSecond Heart Assist, Inc.Nov 2022 · 26 co-filersSecond Heart Assist, Inc.Nov 2022 · 26 co-filersSecond Heart Assist, Inc.Nov 2022 · 25 co-filers3211 Franklin Holdings LLCNov 2022 · 2 co-filers$425KLIVESTAGE INC.Mar 2014 · 5 co-filers$3.0MLIVESTAGE INC.Mar 2014 · 5 co-filers$3.0MLIVESTAGE INC.May 2013$55KREVOLVER MEDIA INC.Nov 2012$55K
Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See Jeffrey in the interactive graph →