Investor · Effingham, IL

Mark Greenstein

Open Mark in the network graph →

Filings

10

SEC Form D

Connections

81

co-filers

Capital

—

across filings

Active

Jun 2019

to Jul 2023

Most-connected co-filers (81)

Travis Franklin · Effingham, IL10 shared John Pantazis · Effingham, IL9 shared Arjun C. Arora · Menlo Park, CA8 shared Patrick Bauer · Effingham, IL7 shared Clayton Pegher · Zelienople, PA4 shared Dave L. Peacock · Clayton, MO4 shared Eric Rice · Zelienople, PA4 shared Ryann Y. Lai · SAN LEANDRO, CA4 shared Bade Aluko · Houston, TX4 shared Anthony Paulino · Medina, OH4 shared Craig Kabbes · Effingham, IL4 shared Max Lin · Menlo Park, CA4 shared Tousina Martin · Miramar, FL4 shared Jeremy Blackburn · North Charleston, SC4 shared Amber R. Ramsey · George Town, Grand Cayman, Cayman Islands4 shared Burak Sezen · Portland, ME4 shared Deann Mcclain · Effingham, IL4 shared Richard Workman · Effingham, IL4 shared Justin Mcdaniels · Medina, OH4 shared Edmund S. Corrente · MISSION VIEJO, CA4 shared David I. Hall · Leeds, United Kingdom3 shared Dan E. Clivner · Chicago, IL3 shared Joshua Feast · Boston, MA3 shared Richard Mulry · New York, NY3 shared

Recent filings (10)

Heartland Dental Holding CorpJul 2023 · 32 co-filers Heartland Dental Holding CorpJul 2022 · 32 co-filers Matillion LtdNov 2021 · 28 co-filers$150.0M Heartland Dental Holding CorpOct 2021 · 34 co-filers Matillion LtdFeb 2021 · 23 co-filers$80.0M Heartland Dental Holding CorpAug 2020 · 35 co-filers SimpleHealth Ventures Inc.Jan 2020 · 14 co-filers$2.0M SimpleHealth Ventures Inc.Jan 2020 · 14 co-filers$9.0M Matillion LtdJun 2019 · 19 co-filers$35.0M SimpleHealth Ventures Inc.Jun 2019 · 14 co-filers$14.0M

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