Investor · New York, NY

William R. Woo

Open William in the network graph →

Filings

101

SEC Form D

Connections

416

co-filers

Capital

$2.4B

across filings

Active

Feb 2018

to Apr 2025

Most-connected co-filers (416)

Joseph M. Kopilak · New York, NY55 shared Alec J. Hufnagel · New York, NY46 shared Matthew S. Edgerton · New York, NY44 shared Howard A. Matlin · New York, NY43 shared Stephen C. Dutton · New York, NY42 shared Christopher L. Collins · New York, NY36 shared Church M. Moore · New York, NY36 shared Frank T. Nickell · New York, NY34 shared Philip E. Berney · New York, NY34 shared Frank J. Loverro · New York, NY34 shared Henry J. Mannix Iii · New York, NY34 shared Brian Sugar · Sonoma, CA33 shared James E. Yoder · Dallas, TX33 shared George E. Matelich · New York, NY33 shared Anna L. Alexander · New York, NY31 shared Thomas R. Wall, Iv · New York, NY31 shared Frank K. Bynum, Jr · New York, NY31 shared David I. Wahrhaftig · New York, NY31 shared John Reilly · New York, NY29 shared William F. Smith · Pittsburgh, PA29 shared David L. Cohen · New York, NY29 shared Michael B. Goldberg · Roslyn, NY29 shared Michael P. Nichols · New York, NY29 shared Charles Var · Denver, CO28 shared

Recent filings (101)

Eagle Family Foods Group Management Holdings, LLCOct 2025 · 4 co-filers Heights Management Holdco, LLCAug 2025 · 11 co-filers Belmont TopCo Holdings, L.P.Jul 2025 · 22 co-filers Indigo INV Holdings, L.P.Jun 2025 · 15 co-filers Pie Management Holdco, LLCApr 2025 · 16 co-filers NEURONA THERAPEUTICS, INCApr 2025 · 22 co-filers$101.7M Arctic Management Holdco, LLCJan 2025 · 13 co-filers Eagle Family Foods Group Management Holdings, LLCOct 2024 · 5 co-filers Heights Management Holdco, LLCAug 2024 · 11 co-filers Kelso XI Bison Co-Investment, L.P.Jul 2024 · 72 co-filers Belmont TopCo Holdings, L.P.Jul 2024 · 22 co-filers Indigo INV Holdings, L.P.Jun 2024 · 15 co-filers KIA X Knight SPV (DE), L.P.Jun 2024 · 70 co-filers KIA X Knight SPV, L.P.Jun 2024 · 70 co-filers Pie Management Holdco, LLCApr 2024 · 17 co-filers NEURONA THERAPEUTICS, INCFeb 2024 · 22 co-filers$120.0M Arctic Management Holdco, LLCJan 2024 · 14 co-filers Liquid Wire Inc.Nov 2023 · 17 co-filers$17K AVENTAIL ENERGY OFFSHORE FUND, LTDNov 2023 · 5 co-filers Aventail Energy Fund, LPNov 2023 · 8 co-filers EMERGE DIAGNOSTICS, INCNov 2023 · 19 co-filers Eagle Family Foods Group Management Holdings, LLCOct 2023 · 3 co-filers Kelso Investment Associates XI, L.P.Oct 2023 · 70 co-filers Kelso Investment Associates XI, L.P.Sep 2023 · 70 co-filers KIA XI Feeder, L.P.Sep 2023 · 70 co-filers

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