Investor · Pinecrest, FL

William V. Castellano

Open William in the network graph →

Filings

16

SEC Form D

Connections

57

co-filers

Capital

$33.9M

across filings

Active

May 2009

to Jul 2025

Most-connected co-filers (57)

David V. Glassman · Boca Raton, FL9 shared Tyler Hughes · Palo Alto, CA8 shared Chad Byers · San Francisco, CA8 shared David J. Saperstein · New York, NY7 shared Steven G. Saperstein · Boca Raton, FL7 shared Yarden I. Mariuma · New York, NY5 shared Leo Polovets · San Francisco, CA5 shared Evan Curtis · Redondo Beach, CA5 shared Kenneth L. Leong · Stanley, Hong Kong4 shared Al Aguirre · Santa Barbara, CA4 shared Douglas Hecht · San Diego, CA4 shared Derry A. Burns · Dallas, TX4 shared Marc Peterman · Grand Cayman, Cayman Islands3 shared David L. Cohen · New York, NY3 shared David Saperstein · New York, NY3 shared Radu B. Rusu · SAN FRANCISCO, CA2 shared Peter A. Veldman · Luxembourg, Luxembourg2 shared James N. Arrol · Luxembourg, Luxembourg2 shared Steven Saperstein · Newark, NJ2 shared Michael M. Clifford · Cambridge, MA2 shared Jonathan Merrell · Indianapolis, IN2 shared Allan G. Matthys · Indianapolis, IN2 shared Joshua N. Stone · Luxembourg, Luxembourg2 shared Charles Quay · Seattle, WA2 shared

Recent filings (16)

Fairmeadows Village Group LLCJul 2025 · 11 co-filers$4.6M Pheasant Run Group LLCApr 2024 · 11 co-filers$8.4M Diamond Ridge Group LLCAug 2023 · 10 co-filers$12.5M Hutchins Palms Group LLCApr 2023 · 10 co-filers$2.4M Darby Square Group LLCAug 2022 · 11 co-filers$4.0M KC3 Group LLCJul 2021 · 10 co-filers$5.3M Abode Group LLCSep 2020 · 11 co-filers$3.3M EQT Infrastructure IV Co-Investment (F) SCSpAug 2020 · 18 co-filers$305.0M Abode Group LLCAug 2020 · 11 co-filers$3.3M Mountain Ridge Group LLCNov 2019 · 8 co-filers$1.6M Mountain Ridge Group LLCNov 2019 · 8 co-filers$1.6M EQT VII Co-Investment (A) SCSpJun 2019 · 19 co-filers Brookline SPV, LLCJun 2019 · 6 co-filers Brookline Tracon Investment Fund II, LLCSep 2014 · 7 co-filers$3.0M Camp One Ventures (Fund B), LLCJul 2013 · 5 co-filers$12.0M Brookline Ziopharm Investment Fund, LLCSep 2009 · 4 co-filers$5.0M Brookline Pope Asset Fund II, LLCMay 2009 · 4 co-filers$4.0M

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