Investor · Los Altos, CA

Gwill York

Open Gwill in the network graph →

Filings

12

SEC Form D

Connections

59

co-filers

Capital

$143.9M

across filings

Active

May 2022

to Nov 2023

Most-connected co-filers (59)

Christopher N. Cox · Los Altos, CA7 shared Michael N. Liang · Los Altos, CA7 shared Nicholas Smith · Los Altos, CA7 shared Andrew N. Dreyfus · Los Altos, CA5 shared Adam Savitz · Los Altos, CA5 shared Amit Etkin · Los Altos, CA5 shared Richard A. Rudolph · Wilton, CT5 shared Brandon D. Laxton · Prosper, TX4 shared Komathi Stem · Denver, CO4 shared Jeffrey S. Mason · Vista, CA4 shared Po Yu (Jeff) Chen · Los Altos, CA4 shared Cardona D. Lee · Guaynabo, Puerto Rico4 shared Chris C. Dimitropoulos · Cambridge, MA4 shared Gregory Frankel · Miami, FL4 shared Abbasi N. Dhilawala · Houston, TX4 shared Aaron Weaver · Los Altos, CA4 shared Jesse Hutcher · New York, NY4 shared Christopher G. Dupont · Houston, TX4 shared Michael E. Iszygon · Houston, TX4 shared Marc Singer · Seattle, WA4 shared Daniel S. Donovan · Waconia, MN3 shared German Cueva · STAMFORD, CT3 shared Suhas Narayanaswamy · Peoria, IL3 shared Alfredo Marti · STAMFORD, CT3 shared

Recent filings (12)

Alto Neuroscience, Inc.Oct 2025 · 17 co-filers$50.0M Alto Neuroscience, Inc.Oct 2025 · 17 co-filers$50.0M Passco Cortona DSTDec 2023 · 17 co-filers$41.6M Alto Neuroscience, Inc.Nov 2023 · 29 co-filers$45.0M Alto Neuroscience, Inc.Nov 2023 · 29 co-filers$59.3M Alto Neuroscience, Inc.Nov 2023 · 29 co-filers$31.9M Alto Neuroscience, Inc.Nov 2023 · 29 co-filers$7.7M Alto Neuroscience, Inc.Nov 2023 · 29 co-filers$7.7M Alto Neuroscience, Inc.Nov 2023 · 29 co-filers$45.0M Alto Neuroscience, Inc.Nov 2023 · 29 co-filers$59.3M Alto Neuroscience, Inc.Nov 2023 · 29 co-filers$31.9M Passco One Riverwalk DSTNov 2023 · 17 co-filers$74.7M General Partnership I-A, LPMay 2022 · 9 co-filers GP Builders Fund, LPMay 2022 · 9 co-filers Sandbrook Climate Infrastructure Fund I-B LPMay 2022 · 14 co-filers Sandbrook Climate Infrastructure Fund I-C LPMay 2022 · 14 co-filers Sandbrook Climate Infrastructure Fund Co-Investment I-A LPMay 2022 · 13 co-filers

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