Investor · Waltham, MA

Keith Greenfield

Open Keith in the network graph →

Filings

11

SEC Form D

Connections

9

co-filers

Capital

$4.1M

across filings

Active

Feb 2021

to Jun 2023

Most-connected co-filers (9)

David A. Taft · Boston, MA1 shared Ronald Tompkins · Grand Cayman, Cayman Islands1 shared Peter Rosenblum · New York, NY1 shared Robert Granier · Waltham, MA1 shared Christopher Sveen · Waltham, MA1 shared Una Ryan · New Haven, CT1 shared Lingjun Chen · Marlborough, MA1 shared Daniel Sutherby · Marlsborough, MA1 shared Shuqui Chen · Marlborough, MA1 shared

Recent filings (11)

General Fluidics CorpDec 2020 · 8 co-filers$6.7M General Fluidics CorpDec 2020 · 8 co-filers$6.7M IQUUM INCDec 2010 · 7 co-filers$5.0M

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