Investor · New York, NY

Sean O'Brien

Open Sean in the network graph →

Filings

12

SEC Form D

Connections

37

co-filers

Capital

$24.6M

across filings

Active

Mar 2023

to May 2025

Most-connected co-filers (37)

Seacliff Associates GP LLC · Santa Barbara, CA6 shared Stephen Brotman · New York, NY4 shared Michael A. Kim · San Francisco, CA4 shared Stephen B. Brotman · New York, NY4 shared Capital Factory Ventures Management, LLC · New York, NY4 shared Michael A. Bego · Greenwich, CT4 shared Greg Hersly · Greenwich, CT3 shared Brian Mcmullen · NEW YORK, NY3 shared Asiadyne Lp · Singapore, U03 shared Eric Teo · Singapore, U03 shared Bart Broadman · Singapore, U03 shared Christopher J. Grambling · GREENWICH, CT3 shared Fernando Botran · Miami, FL3 shared Ligia Castaneda · MIAMI, FL3 shared Vincent A. Tyra · Greenwich, CT3 shared Christopher Bender · San Francisco, CA3 shared Alpha Partners Management LLC · New York, NY3 shared Asiadyne Lp · Singapore, U03 shared Roberto Aitkenhead · Guatemala City, J83 shared Branden Rosenhan · SALT LAKE CITY, UT3 shared Alpha Partners Management LLC · New York, NY3 shared Alpha Partners Management LLC · New York, NY3 shared Warren Keens · Grand Cayman, Cayman Islands2 shared Stacey P. Kirkconnell · Grand Cayman, Cayman Islands2 shared

Recent filings (12)

WLC Offshore Fund, Ltd.Jul 2025 · 8 co-filers Capital Factory Alpha Associates LLC - Series IVMay 2025 · 9 co-filers Capital Factory Alpha Associates LLC - Series IVMay 2025 · 9 co-filers Capital Factory Alpha Associates LLC - Series IIIMar 2025 · 10 co-filers Capital Factory Alpha Associates LLC - Series IIIMar 2025 · 10 co-filers Astignes Asia Rates Partners LPMar 2025 · 7 co-filers Capital Factory Alpha Associates LLC - Series II-AMar 2025 · 10 co-filers Capital Factory Alpha Associates LLC - Series II-AMar 2025 · 10 co-filers Capital Factory Alpha Associates LLC - Series IIMar 2025 · 10 co-filers Capital Factory Alpha Associates LLC - Series IIMar 2025 · 10 co-filers WLC Offshore Fund, Ltd.Jul 2024 · 8 co-filers Astignes Asia Rates Partners LPMar 2024 · 7 co-filers Osigu Inc.Mar 2023 · 14 co-filers$1.7M Durban Assets Holdings Ltd.Mar 2023 · 12 co-filers$7.5M Astignes Asia Rates Partners LPMar 2023 · 7 co-filers Osigu Inc.Mar 2023 · 14 co-filers$2.5M

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