Investor · Irvine, CA

Mark Mcdonough

Open Mark in the network graph →

Filings

6

SEC Form D

Connections

44

co-filers

Capital

$55.0M

across filings

Active

May 2013

to Mar 2026

Most-connected co-filers (44)

Jeremy Jones · Pleasanton, CA3 shared Scott E. Gottlieb, M.D · La Jolla, CA3 shared Scott B. Burell · HINGHAM, MA3 shared R. J. Jessup · Irvine, CA2 shared Robert J. Hoffman · Irvine, CA2 shared Wei R. Ding · Irvine, CA2 shared Alexander G. Dickinson · Carlsbad, CA1 shared Aditya J. Rajagopal · Carlsbad, CA1 shared Sean Harper · Westlake Village, CA1 shared Amanda Epp · Columbus, OH1 shared Mike Benchimol · St. Helier, Y91 shared James M. Lynch · CHICAGO, IL1 shared Jenny C. Yip · Carlsbad, CA1 shared Pat C. Smerkers · Carlsbad, CA1 shared Kess Romano · Vancouver, WA1 shared Greg Naes · Boca Raton, FL1 shared Daniel Nissanoff · Boca Raton, FL1 shared Seth A. Bannon · San Francisco, CA1 shared Kevin G. O'Boyle · Carlsbad, CA1 shared Justin G. Klein · Carlsbad, CA1 shared Boris M. Gutin · New York, NY1 shared Cyrus B. Hormazdi · New York, NY1 shared Aingel Investments LLC · Draper, UT1 shared Landon Ainge · Draper, UT1 shared

Recent filings (6)

Vesica Health, Inc.Mar 2026 · 4 co-filers$4.6M ChromaCode, Inc.Feb 2023 · 22 co-filers$43.0M ChromaCode, Inc.Feb 2023 · 22 co-filers$43.0M PierianDx, Inc.Nov 2021 · 13 co-filers$17.0M PierianDx, Inc.Nov 2021 · 13 co-filers$17.0M CombiMatrix CorpFeb 2015 · 12 co-filers$1K CombiMatrix CorpFeb 2015 · 12 co-filers$1K CombiMatrix CorpJun 2014 · 9 co-filers$52K CombiMatrix CorpJun 2014 · 9 co-filers$52K CombiMatrix CorpMay 2013 · 10 co-filers$2.4M CombiMatrix CorpMay 2013 · 10 co-filers$2.4M

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