Investor · Los Angeles, CA

Brendan C. O'Reilly

Open Brendan in the network graph →

Filings

11

SEC Form D

Connections

75

co-filers

Capital

$17.4M

across filings

Active

Apr 2023

to Dec 2025

Most-connected co-filers (75)

Keith L. Grayson Ii · PHOENIX, AZ7 shared Dominc Ivankovich · Los Angeles, CA6 shared Lyndon S. Trott · St. Peter Port, Y74 shared William E. Mckechnie · Kelowna, British Columbia, Canada4 shared Steve Brown · Coppell, TX4 shared Tim Sweeting · Grand Cayman, Cayman Islands4 shared Ella S. Neyland · Oak Brook, IL4 shared Mark Rogers · Austin, TX4 shared Fred Langley · Phoenix, AZ4 shared Paul Jr. A. Liva · Upper Saddle River, NJ4 shared Peter Sclafani · Prairieville, LA4 shared Wayne Riley · Mountain View, CA3 shared Casey D. Tansey · Menlo Park, CA3 shared Julie E. Cullivan · Alameda, CA3 shared David Street · London, United Kingdom3 shared John Farquhar · Mountain View, CA3 shared Rosemarie Moschetta · LIDO BEACH, NY3 shared Taylor N. Beaupain · MANHATTAN BEACH, CA3 shared Jeffrey C. Lightcap · Lewisville, TX3 shared Nicholas Downing · Mountain View, CA3 shared Chris Mcerlane · St Peter Port, Y73 shared Mike C. Bosner · New York, NY3 shared Tony S. Florence · New York, NY3 shared William Weldon · Mountain View, CA3 shared

Recent filings (11)

Bell Partners Growth & Income Fund, L.P.Jan 2026 · 9 co-filers$1.5B Geotechnical Management Aggregator, LLCDec 2025 · 11 co-filers Geotechnical Management Aggregator, LLCDec 2025 · 11 co-filers Geotechnical Management Aggregator, LLCNov 2025 · 11 co-filers$8.8M Geotechnical Management Aggregator, LLCNov 2025 · 11 co-filers$8.8M Bell Partners Growth & Income Fund, L.P.Sep 2025 · 26 co-filers$1.4B HeartFlow Holding, Inc.Apr 2025 · 32 co-filers$50.0M HeartFlow Holding, Inc.Feb 2025 · 32 co-filers$75.0M POS Systems, Inc. / NVMay 2024 · 14 co-filers$1.7M POS Systems, Inc. / NVApr 2024 · 14 co-filers$1.7M POS Systems, Inc. / NVApr 2024 · 13 co-filers$1.5M POS Systems, Inc. / NVApr 2023 · 14 co-filers$1.0M HeartFlow Holding, Inc.Apr 2023 · 31 co-filers$215.9M

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