Investor · Walthan, MA

Eric Williamson

Open Eric in the network graph →

Filings

2

SEC Form D

Connections

23

co-filers

Capital

$7.5M

across filings

Active

Mar 2012

to Jun 2025

Most-connected co-filers (23)

Michael A. Dipiano · Radnor, PA1 shared Mitch D. Mumma · Durham, NC1 shared Steven A. Chambers · Waltham, MA1 shared Jeffrey A. Gallino · Waltham, MA1 shared Jay A. Rosenberger · Waltham, MA1 shared Lawrence C. Berran · Doylestown, PA1 shared Grant A. Wentworth · Waltham, MA1 shared Thomas M. Demaio · Boca Raton, FL1 shared Rachel Simone · Walthan, MA1 shared Roderick Macqueen · Watham, MA1 shared Benedetto Miele · Walthan, MA1 shared Bruce Mcmahon · Walthan, MA1 shared Jonathan Ranger · Walthan, MA1 shared Mitch Mumma · Durham, NC1 shared Jason Kreuziger · Chicago, IL1 shared Robert Lane · Gainesville, FL1 shared Robert Davoli · Portsmouth, NH1 shared Mark Cahaney · NEW YORK, NY1 shared Lilianne Deraney · NEW YORK, NY1 shared Rich Rauchenberger · NEW YORK, NY1 shared Mark Frucht · NEW YORK, NY1 shared Nivaldo Soares · NEW YORK, NY1 shared David Petrullo · NEW YORK, NY1 shared

Recent filings (2)

CallMiner, Inc.Jun 2025 · 31 co-filers$7.5M CallMiner, Inc.Jun 2025 · 31 co-filers$7.5M National Australia Funding (Delaware) Inc.Mar 2012 · 8 co-filers$20.0B National Australia Funding (Delaware) Inc.Mar 2012 · 8 co-filers$20.0B

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