Investor · Cambridge, MA

Jan Jannink

Open Jan in the network graph →

Filings

8

SEC Form D

Connections

20

co-filers

Capital

$23.2M

across filings

Active

Oct 2022

to Aug 2025

Most-connected co-filers (20)

Seung-Hwan Song · Sunnyvale, CA4 shared Richard K. Thompson · Bethlehem, PA2 shared Robert Thomas · Camana Bay, Grand Cayman, Cayman Islands2 shared Neil H. Spellman · Vancouver, British Columbia, Canada2 shared William R. Mordan · New York, NY2 shared Lambertus J. Becht · New York, NY2 shared Brian J. O'Connor · New York, NY2 shared Richard Cordova · Boston, MA2 shared Nancy Anoruo · Boston, MA2 shared Dustin Stoker · Bethlehem, PA2 shared Takuya Tsujigaki · Tokyo, M02 shared Haruyasu Asakura · Tokyo, M02 shared Koji Endo · Tokyo, M02 shared Elad Ferber · Cambridge, MA2 shared Michael R. Parton · Grand Cayman, Cayman Islands2 shared Benjamin Krauskopf · SAN ANTONIO, TX2 shared Philip Bronner · McLean, VA2 shared Ilana Stern · San Francisco, CA1 shared Marco Demeireles · Playa Vista, CA1 shared Illana Stern · Cambridge, MA1 shared

Recent filings (8)

Synthpop Inc.Aug 2025 · 9 co-filers$15.0M Synthpop Inc.Aug 2025 · 9 co-filers$15.0M LIV PUR, LLCJan 2025 · 3 co-filers$1.5M LIV PUR, LLCAug 2024 · 3 co-filers$1.0M Synthpop Inc.Jul 2024 · 7 co-filers$8.2M Synthpop Inc.Jul 2024 · 7 co-filers$8.2M Bansk Fund I-A, L.P.Oct 2022 · 8 co-filers Bansk Fund I-B L.P.Oct 2022 · 8 co-filers Madernity, Inc.Oct 2022 · 5 co-filers$75K Madernity, Inc.Oct 2022 · 5 co-filers$75K

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