Investor · New York, NY

William Underwood

Open William in the network graph →

Filings

3

SEC Form D

Connections

5

co-filers

Capital

$11.3M

across filings

Active

Feb 2017

to May 2025

Most-connected co-filers (5)

Lucas Tieleman · St. Petersburg, FL2 shared Jarrod Wolf · New York, NY2 shared Aubrie Pagano · NEW YORK, NY2 shared Mark Hasebroock · Omaha, NE1 shared Scott Savitz · Boston, MA1 shared

Recent filings (3)

Optiversal Inc.May 2025 · 7 co-filers$5.8M Optiversal Inc.May 2025 · 7 co-filers$5.8M Optiversal Inc.Apr 2023 · 7 co-filers$4.2M Optiversal Inc.Apr 2023 · 7 co-filers$4.2M Addstructure CorpFeb 2017 · 5 co-filers$1.5M Addstructure CorpFeb 2017 · 5 co-filers$1.5M

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