Investor · Cambridge, MA

Benjamin Pless

Open Benjamin in the network graph →

Filings

22

SEC Form D

Connections

165

co-filers

Capital

$9.3M

across filings

Active

Apr 2022

to Mar 2024

Most-connected co-filers (165)

Rachel Sha · Cambridge, MA9 shared Frank M. Fischer · Shrewsbury, NJ5 shared David R. Fischell · Fair Haven, NJ4 shared Alan Levy · Redwood City, CA4 shared Brock Smith · Lincoln, NE3 shared Kelby Meyers · Lincoln, NE3 shared Tim K. Burke · Denver, CO2 shared Timothy B. Martin · McLean, VA2 shared Scott K. Kerslake · Denver, CO2 shared Deborah A. Drisdell · Montreal, Quebec, Canada2 shared Ali D. Rezai · Redwood City, CA2 shared Michael B. Green · McLean, VA2 shared J. D. Nordstrom · Denver, CO2 shared William Poole · Atglen, PA2 shared Amanda Cupples · London, United Kingdom2 shared Andrew Hahn · Orinda, CA2 shared Victor Whitman · Eatontown, NJ2 shared Russell Douglas · Orinda, CA2 shared David M. Churchill · Baltimore, MD2 shared Brian K. Ciciora · Denver, CO2 shared Joseph S. Lacob · Andover, MA2 shared David R. Zook · Atglen, PA2 shared Michael D. Hankin · Baltimore, MD2 shared David Keenan · Eatontown, NJ2 shared

Recent filings (22)

Nestimate, Inc.Aug 2025 · 5 co-filers$3.1M Nestimate, Inc.Aug 2025 · 5 co-filers$500K Nestimate, Inc.Mar 2024 · 5 co-filers$1.0M AXOFT, INC.Mar 2024 · 11 co-filers$5.0M AXOFT, INC.Mar 2024 · 11 co-filers$9.3M AXOFT, INC.Mar 2024 · 11 co-filers$5.0M AXOFT, INC.Mar 2024 · 11 co-filers$9.3M Stabilized Carwash, LLCJan 2024 · 5 co-filers$3.0M Truewerk, Inc.Jun 2023 · 18 co-filers$7.0M Stabilized Carwash, LLCApr 2022 · 5 co-filers$3.0M Truewerk, Inc.Apr 2022 · 26 co-filers$18.2M Enhale Medical Inc.Jan 2021 · 10 co-filers$15.2M Enhale Medical Inc.Jan 2021 · 10 co-filers$15.2M Celero Systems, Inc.Jul 2019 · 3 co-filers$3.5M Angel Medical Systems IncJan 2019 · 17 co-filers$2.5M Angel Medical Systems IncJan 2019 · 17 co-filers$2.5M Autonomic Technologies IncMay 2015 · 28 co-filers$43.2M Angel Medical Systems IncDec 2014 · 22 co-filers$20.5M Inspire Medical Systems, Inc.May 2014 · 11 co-filers$40.0M NeuroPace IncJul 2013 · 16 co-filers$50.0M PROTEUS BIOMEDICAL INCMay 2012 · 27 co-filers$50.0M NeuroPace IncAug 2011 · 12 co-filers$61.9M PROTEUS BIOMEDICAL INCDec 2009 · 23 co-filers$35.0M Ampere Life Sciences, Inc.Nov 2009 · 5 co-filers$1.6M Ampere Life Sciences, Inc.Nov 2009 · 3 co-filers$1.4M

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