Investor · McLean, VA

Walter Berger

Open Walter in the network graph →

Filings

14

SEC Form D

Connections

69

co-filers

Capital

$17.0M

across filings

Active

Nov 2024

to Feb 2026

Most-connected co-filers (69)

Shankar Y. Murugavell · Scottsdale, AZ7 shared Shaygan Kheradpir · McLean, VA7 shared Peter K. Leibman · AUSTIN, TX7 shared Margaret Gilligan · McLean, VA7 shared Michael Palmer · McLean, VA7 shared Bruce Holmes · McLean, VA7 shared Donaldson Ross · Stamford, CT6 shared Kevin Steen · McLean, VA5 shared Mike Nixon · Salt Lake City, UT4 shared Matthew Romney · Salt Lake City, UT4 shared Craig Romney · Salt Lake City, X14 shared Blair Jacobson · London, United Kingdom4 shared Joshua M. Bloomstein · London, United Kingdom4 shared Micah Truman · Seattle, WA4 shared Raymond D. Brown · Joplin, MO3 shared Garrick J. Ahn · LOS ANGELES, CA3 shared Tamara Casey · McLean, VA3 shared Peyton Bush · Little Rock, AR3 shared Adam Robison · Orem, UT3 shared Tren Z. Griffin · Redmond, WA3 shared Eric Friddell · Virginia Beach, VA2 shared Dr. Susan Alpert M.D., Ph.D · LANDSDOWNE, VA2 shared Thomas Ramsay · LANDSDOWNE, VA2 shared Dr. Pat Basu, M.D., Mba · LANDSDOWNE, VA2 shared

Recent filings (14)

AURA Network Systems, Inc.Feb 2026 · 7 co-filers$4.5M AURA Network Systems, Inc.Oct 2025 · 9 co-filers$3.8M AURA Network Systems, Inc.Aug 2025 · 9 co-filers$2.0M AURA Network Systems, Inc.Jun 2025 · 9 co-filers$2.3M AURA Network Systems, Inc.Apr 2025 · 10 co-filers$3.4M AURA Network Systems, Inc.Jan 2025 · 10 co-filers$5.4M AURA Network Systems, Inc.Nov 2024 · 10 co-filers$2.6M KYMETA CorpMar 2022 · 21 co-filers$131.5M KYMETA CorpJun 2021 · 21 co-filers$30.0M KYMETA CorpSep 2020 · 7 co-filers$254.2M Imago Systems, Inc.Nov 2019 · 20 co-filers$6.3M Neon Parent, Inc.Jun 2019 · 20 co-filers$24.0M Imago Systems, Inc.Jun 2019 · 22 co-filers$5.0M Neon Parent, Inc.Jun 2019 · 20 co-filers$530K

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