Investor · New Castle, DE

Tony Sun

Open Tony in the network graph →

Filings

2

SEC Form D

Connections

10

co-filers

Capital

$10.3M

across filings

Active

Jun 2010

to Dec 2025

Most-connected co-filers (10)

Erica Nemser · NEWPORT, DE1 shared Guido Radaelli · New Castle, DE1 shared Steve Goldberg · Louisville, CO1 shared Chris Erickson · Denver, CO1 shared Frank Lin · CA, CA1 shared Wen Xu · Santa Clara, CA1 shared Chuan-Ding A. Hsu · Fremont, CA1 shared Jun Shen · Fremont, CA1 shared Dong Cui · San Jose, CA1 shared Gwong-Yih Lee · Fremont, CA1 shared

Recent filings (2)

Compact Membrane Systems, Inc.Dec 2025 · 7 co-filers$20.0M Compact Membrane Systems, Inc.Dec 2025 · 7 co-filers$20.0M APACEWAVE TECHNOLOGIES INCJun 2010 · 11 co-filers$10.0M APACEWAVE TECHNOLOGIES INCJun 2010 · 11 co-filers$10.0M

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