Investor · MONTGOMERY, TX

Mark R. Holcombe

Open Mark in the network graph →

Filings

10

SEC Form D

Connections

58

co-filers

Capital

$1.8M

across filings

Active

Apr 2023

to Oct 2025

Most-connected co-filers (58)

Brett S. Vinson · MONTGOMERY, TX10 shared Lawrence G. Griffin · MONTGOMERY, TX8 shared Mathew Douglass · Newark, NJ4 shared Brian M. Thorne · New York, NY4 shared Lars Rohde · Farum, Netherlands4 shared Louiselind Ladegaard · Farum, DE4 shared Theophilus B. Houston · MONTGOMERY, TX4 shared Joshua Lemos · Leander, TX4 shared Gareth N. Jones · MONTGOMERY, TX4 shared John Helmsoe-Zinck · Farum, Netherlands4 shared Benjamin Kramarz · Farum, Netherlands4 shared Alan Freedman · New York, NY4 shared Sergio D. Montenegro · Bluffdale, UT3 shared Jamie A. Copaken · Kansas City, MO3 shared Daniel A. Galvan · Prospect Heights, IL2 shared John A. Guillett · Fort Worth, TX2 shared Raymond R. Bartoszek · Seattle, WA2 shared Jacob Swaney · Dallas, TX2 shared Michael A. Kmetz · Fort Lauderdale, FL2 shared Adam Edelman · Boulder, CO2 shared Leda Braga · Geneva, V82 shared Cullen N. Keyes · Houston, TX2 shared Ryan Pollock · Boulder, CO2 shared Erik Swain · Boulder, CO2 shared

Recent filings (10)

Defiant Engineering, LLCOct 2025 · 29 co-filers$1.9M Defiant Engineering, LLCOct 2025 · 29 co-filers$1.5M Defiant Engineering, LLCOct 2025 · 29 co-filers$1.9M Defiant Engineering, LLCOct 2025 · 29 co-filers$1.5M MDHI Panama City LLCAug 2025 · 26 co-filers$2.3M MDHI Panama City LLCAug 2025 · 26 co-filers$2.3M RESPONDOLOGY HOLDINGS, INC.Apr 2025 · 21 co-filers$5.0M VIA equity Fund V K/SSep 2023 · 11 co-filers$317.7M VIA equity Fund V K/SSep 2023 · 10 co-filers$317.7M VIA equity Fund V K/SSep 2023 · 11 co-filers$325.1M VIA equity Fund V K/SSep 2023 · 11 co-filers$325.1M RESPONDOLOGY HOLDINGS, INC.Apr 2023 · 17 co-filers$6.8M

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