Investor · Boston, MA

Allen Nissenson

Open Allen in the network graph →

Filings

10

SEC Form D

Connections

60

co-filers

Capital

$13.0M

across filings

Active

Apr 2022

to Apr 2025

Most-connected co-filers (60)

Robert Connelly · CAMBRIDGE, MA4 shared Idan Tzur · Hoboken, NJ4 shared Brian Piekos · Boston, MA4 shared Jay R. Venkatesan · Uniondale, NY3 shared Karen Wilson · Boston, MA3 shared Marc Honigfeld · Merrick, NY2 shared Jonathan Jassey · Dix Hills, NY2 shared Ross Mallor · Melville, NY2 shared Pradvot Korupolu Venkata Narasimha · Santa Monica, CA2 shared Ilhan S. Aksay · Princeton, NJ2 shared Craig P. Frischling · New York, NY2 shared Ushir N. Shah · Westfield, NJ2 shared Wendy Turman · San Francisco, CA2 shared Christopher Haqq · Cambridge, MA2 shared Brian Levy · Syosset, NY2 shared Francesco Marconi · Brooklyn, NY2 shared George Michelis · Douglaston, NY2 shared Elaine S. Gilde · New York, NY2 shared Scott Cohen · Brooklyn, NY2 shared Carol Ashe · Cambridge, MA2 shared Thomas Shivers · Dover, DE2 shared Barret Ayres · Dover, DE2 shared Robert Ruffolo · Cambridge, MA2 shared Julian Adams · Cambridge, MA2 shared

Recent filings (10)

NYA Fund 2024 LLCApr 2025 · 7 co-filers Concierge Pediatrics Holdings, LLCFeb 2025 · 19 co-filers$5.0M Elicio Therapeutics, Inc.Mar 2024 · 32 co-filers$6.0M Elicio Therapeutics, Inc.Mar 2024 · 32 co-filers$6.0M Elicio Therapeutics, Inc.Jan 2024 · 32 co-filers$7.0M Elicio Therapeutics, Inc.Jan 2024 · 32 co-filers$7.0M Concierge Pediatrics Holdings, LLCOct 2023 · 17 co-filers Applied X Lab, Inc.Mar 2023 · 11 co-filers$2.0M NYA FUND 2021, LLCApr 2022 · 7 co-filers$2.4M Applied X Lab, Inc.Apr 2022 · 11 co-filers$3.5M Diality IncMar 2022 · 16 co-filers$26.0M Diality IncMar 2022 · 16 co-filers$26.0M Angion Biomedica Corp.Jun 2020 · 12 co-filers$40.0M Angion Biomedica Corp.Jun 2020 · 12 co-filers$40.0M

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