Investor · New York, NY
Sean O'Brien
Open Sean in the network graph →Filings
22
SEC Form D
Connections
49
co-filers
Capital
$77.3M
across filings
Active
Jun 2023
to Dec 2025
Most-connected co-filers (49)
Stephen B. Brotman · New York, NY20 sharedStephen Brotman · New York, NY15 sharedAlpha Partners Management LLC · New York, NY15 sharedAlpha Partners Management LLC · New York, NY15 sharedJulian Fletcher · Grand Cayman, Cayman Islands13 sharedAustin Willis · Coconut Creek, FL13 sharedVeronica Buffoni · Zug, V813 sharedSebastian Evans · San Francisco, CA7 sharedNicholas Shuckrow · Anderson, IN7 sharedAdam Crawley · Austin, TX7 sharedRoss A. Mccallister · Scottsdale, AZ5 sharedSaoud Khalifah · New York, NY5 sharedColton M. Conley · Miami, FL5 sharedRobert A. Gross · Shrewsbury, NJ5 sharedKenneth B. Mcelroy · Scottsdale, AZ5 sharedAlistair Waddell · VANCOUVER, British Columbia, Canada5 sharedEric Upchurch · Anderson, IN5 sharedLauren R. Roberts · Spokane, WA5 sharedCaleb Stroup · Vancouver, British Columbia, Canada5 sharedWendell R. Zerb · Vancouver, British Columbia, Canada5 sharedCecil R. Bond · Vancouver, British Columbia, Canada5 sharedSandra Wong · VANCOUVER, British Columbia, Canada5 sharedRavi M. Kaza · Miami, FL5 sharedWade Daniel · Nashville, TN2 shared
Recent filings (22)
Conavi Medical Corp.Feb 2026 · 9 co-filers$700KKI Opportunities LLC - Series IDec 2025 · 8 co-filersKI Opportunities LLC - Series IDec 2025 · 8 co-filersAlpha Partners Technology Merger SPV LLCDec 2025 · 8 co-filersAlpha Annex Telemed Fund, LLC - Series IIDec 2025 · 8 co-filersAlpha Annex Citrus Fund, LLC - Series IIDec 2025 · 8 co-filersAlpha Annex Telemed Fund, LLC - Series IIIDec 2025 · 8 co-filersAlpha Annex Citrus Fund, LLC - Series IIIDec 2025 · 8 co-filersAlpha Annex Citrus Fund, LLC - Series IIDec 2025 · 8 co-filersAlpha Partners Technology Merger SPV LLCDec 2025 · 8 co-filersAlpha Annex Telemed Fund, LLC - Series IIIDec 2025 · 8 co-filersAlpha Annex Telemed Fund, LLC - Series IIDec 2025 · 8 co-filersAlpha Annex Citrus Fund, LLC - Series IIIDec 2025 · 8 co-filersAlpha Sentinel Associates LLCNov 2025 · 8 co-filersSilvertech Ventures IV LLC - Series INov 2025 · 8 co-filersInterlock Alpha Associates LLCNov 2025 · 8 co-filersAlpha Sentinel Associates LLCNov 2025 · 8 co-filersSilvertech Ventures IV LLC - Series INov 2025 · 8 co-filersInterlock Alpha Associates LLCNov 2025 · 8 co-filersCapital Factory Alpha Associates LLC - Series VOct 2025 · 8 co-filers$5.0MCapital Factory Alpha Associates LLC - Series VOct 2025 · 8 co-filers$5.0MAlpha Pathfinder Associates LLC - Series ISep 2025 · 8 co-filersAlpha Pathfinder Associates LLC - Series ISep 2025 · 8 co-filersAlpha Zinc Associates LLCAug 2025 · 8 co-filers$10.5MAlpha Zinc Associates LLCAug 2025 · 8 co-filers$10.5M
Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See Sean in the interactive graph →