Investor · Lexington, MA

Jeff P. Williams

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Filings

9

SEC Form D

Connections

59

co-filers

Capital

$6.6M

across filings

Active

Aug 2019

to Oct 2025

Most-connected co-filers (59)

Gerald W. Wesel · Lexington, MA6 shared David M. Cronin · Lexington, MA4 shared Robert T. Forlenza · Indianapolis, IN4 shared Dale W. Gallaher · Lexington, MA4 shared Michael J. Nicoletti · San Diego, CA3 shared Karen Dindial · Albany, NY3 shared Sven Hansen · London, United Kingdom2 shared Ashish E. Shah · Chicago, IL2 shared Tanner Bogart · West Linn, OR2 shared Jeffrey Mettam · Belton, MO2 shared Drew R. Abbott · Cincinnati, OH2 shared Shanna R. Keaveny · PLANO, TX2 shared Michael Grebe · New York, NY2 shared John Rachwalski · Belton, MO2 shared Jon B. Holland · Cincinnati, OH2 shared Susan P. Chambers · Chicago, IL2 shared William P. Hayes · Chicago, IL2 shared Timothy P. O'Connor · Chicago, IL2 shared Hoang Phan · Dover, DE2 shared Amrit Saxena · San Francisco, CA2 shared Shaun R. Shuler · Cincinnati, OH2 shared Michael B. Ferrante · Cincinnati, OH2 shared Carter R. Weiss · New York, NY2 shared Mark Fitzpatrick · Miami, FL2 shared

Recent filings (9)

MH Management Holdco, LLCOct 2025 · 23 co-filers TOP MARK HEALTH PARTNERS LPSep 2025 · 2 co-filers Cognition CorpAug 2025 · 14 co-filers$1.6M Cognition CorpAug 2025 · 14 co-filers$1.6M TOP MARK HEALTH PARTNERS LPJan 2024 · 2 co-filers Cognition CorpSep 2023 · 14 co-filers$5.0M Cognition CorpSep 2023 · 14 co-filers$5.0M TOP MARK HEALTH PARTNERS LPApr 2023 · 2 co-filers MH Management Holdco, LLCFeb 2022 · 27 co-filers$70.2M BRIGHTCOVE INCFeb 2022 · 30 co-filers$2.0M BRIGHTCOVE INCAug 2019 · 17 co-filers$3.3M

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