Investor · Brooklyn, NY

Joseph Lubin

Open Joseph in the network graph →

Filings

12

SEC Form D

Connections

70

co-filers

Capital

$444.0M

across filings

Active

Mar 2019

to Jun 2025

Most-connected co-filers (70)

Kate J. Mitselmakher · Brooklyn, NY8 shared John J. Kidd · Brooklyn, NY6 shared Victor Wong · San Francisco, CA5 shared Xavier Segura · NEW YORK, NY4 shared Matthew Hudelson · Chula Vista, CA4 shared Kieren J. Lubin · Brooklyn, NY4 shared Joseph Lubin · Brooklyn, NY4 shared Sean Spellman · Chicago, IL4 shared John Chaney · Chula Vista, CA4 shared Rick Thompson · Chula Vista, CA4 shared Thierry Keable · Chicago, IL4 shared Wilder F. Rumpf · Stamford, CT2 shared Seven Trees Capital Partners, LLC · Las Vegas, NV2 shared Seven Trees Capital Management, LLC · Las Vegas, NV2 shared Charles De Boissezon · Central, Hong Kong2 shared Julian Adams · Cambridge, MA2 shared Gregory J. Casals · Boulder, CO2 shared null Spruceview Private Markets Offshore GP LLC · Denver, CO2 shared Marc Riiska · New York, NY2 shared Eric Hoskins · Simcoe, Ontario, Canada2 shared Greg Van Staveren · Simcoe, Ontario, Canada2 shared Joshua Lax · Simcoe, Ontario, Canada2 shared Allan Lovett · Simcoe, Ontario, Canada2 shared Thomas Nummer · Grand Cayman, Cayman Islands2 shared

Recent filings (12)

SharpLink Gaming, Inc.Jun 2025 · 11 co-filers$425.0M BlockApps, Inc.Aug 2023 · 20 co-filers$30.0M Inertia Systems, Inc.May 2023 · 10 co-filers$13.2M BlockApps, Inc.Apr 2022 · 20 co-filers$30.0M Inertia Systems, Inc.Oct 2021 · 8 co-filers$8.8M Terrafarma Inc.Jul 2021 · 20 co-filers$88K Inertia Systems, Inc.Jul 2021 · 8 co-filers$8.5M Inertia Systems, Inc.Jun 2021 · 8 co-filers$8.5M Terrafarma Inc.Jun 2021 · 20 co-filers$279K Truffle Blockchain Group, Inc.Aug 2020 · 3 co-filers$3.0M BlockApps, Inc.Apr 2020 · 5 co-filers$6.3M trueDIGITAL Holdings LLCMar 2019 · 20 co-filers$40.0M

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