Ledger.
Investor · Concord, MA

Piotr Swierczynski

Open Piotr in the network graph →
Filings
1
SEC Form D
Connections
4
co-filers
Capital
across filings
Active
Mar 2026
to Mar 2026

Most-connected co-filers (4)

Roger Nielsen · Somerville, MA1 sharedLeaf Jiang · BOSTON, MA1 sharedGreg Papadopoulos · SAN FRANCISCO, CA1 sharedCarsten Boers · Cambridge, MA1 shared

Recent filings (1)

NODAR Inc.Mar 2026 · 4 co-filers$1.0M

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