Investor · Plantation, FL

Greg Madden

Open Greg in the network graph →

Filings

6

SEC Form D

Connections

31

co-filers

Capital

$46.9M

across filings

Active

Aug 2018

to Aug 2024

Most-connected co-filers (31)

Brian Snider · Birmingham, AL2 shared Satish Movva · Plantation, FL2 shared J. Mark Halvorson · Steamboat Springs, CO2 shared Carter Mcnabb · Nashville, TN2 shared Thomas R. Patton · ST. PAUL, MN2 shared J. R. Paulson · WACONIA, MN2 shared Suzanne E. Schlicht · Steamboat Springs, CO2 shared Marc Loev · Plantation, FL2 shared Claire Cochran · San Francisco, CA1 shared Sonny Janda · SURREY, British Columbia, Canada1 shared William H. Miller, Iv · Baltimore, MD1 shared Craig Fulton · Grand Cayman, Cayman Islands1 shared Sanket S. Parekh · Miami, FL1 shared Jared A. Barlow · Greenwich, CT1 shared Craig R. Matturro · St. Paul, MN1 shared Steve Nemitz · St. Paul, MN1 shared Craig R. Matturo · ST. PAUL, MN1 shared Jamison R. Young · ST. PAUL, MN1 shared Chris Winkle · Plantation, FL1 shared Sanjay Khosla · Peoria, IL1 shared Dean Hatton · Fort Lauderdale, FL1 shared Blair Garrou · Austin, TX1 shared Philip Gisi · Fargo, ND1 shared Gloria Sefton · Irvine, CA1 shared

Recent filings (6)

SPINEOLOGY INCNov 2025 · 13 co-filers$10.5M SPINEOLOGY INCNov 2025 · 13 co-filers$10.5M CarePredict, Inc.Sep 2024 · 10 co-filers$28.9M CarePredict, Inc.Sep 2024 · 10 co-filers$28.9M SPINEOLOGY INCAug 2024 · 13 co-filers$25.0M SPINEOLOGY INCAug 2024 · 13 co-filers$25.0M CarePredict, Inc.Jul 2023 · 15 co-filers$28.9M CarePredict, Inc.Jul 2023 · 15 co-filers$28.9M West Woods Partners LLCNov 2021 · 1 co-filer$2.5M West Woods Partners LLCNov 2021 · 1 co-filer$2.5M AcuFocus, Inc.Aug 2018 · 15 co-filers$26.0M AcuFocus, Inc.Aug 2018 · 15 co-filers$26.0M

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