Investor · Cambridge, MA

Mark P. De Souza

Open Mark in the network graph →

Filings

9

SEC Form D

Connections

13

co-filers

Capital

$44.0M

across filings

Active

Oct 2015

to Nov 2023

Most-connected co-filers (13)

Mark De Souza · Chestnut Hill, MA9 shared Stuart P. Marcus · Berkeley, CA4 shared Katrin I. Andreasson · Emeryville, CA3 shared Michelle L. James · Berkeley, CA2 shared Gerard P. Platenburg · Berkeley, CA1 shared Terence W. Lam Ting Yin · Cambridge, MA1 shared James W. Fordyce · Cambridge, MA1 shared Chun Chung W. Kwong · Cambridge, MA1 shared John Kincaid · Union City, CA1 shared Michael Venuti · Bethpage, NY1 shared Karoly N. Nikolich · Washington, DC, Washington, D.C.1 shared Hal Landy · Hingham, MA1 shared Vincent P. Sai · OAKLAND, CA1 shared

Recent filings (9)

SONALASENSE, INC.Nov 2023 · 5 co-filers$15.0M Willow Neuroscience, Inc.Jul 2023 · 5 co-filers$3.3M Willow Neuroscience, Inc.Jan 2022 · 5 co-filers$3.3M SonALAsense, Inc.Jan 2022 · 3 co-filers$30.1M SonALAsense, Inc.Feb 2021 · 3 co-filers$8.0M SonALAsense, Inc.Sep 2020 · 3 co-filers$2.0M Wings Therapeutics, Inc.Jun 2019 · 5 co-filers$2.0M Willow Neuroscience, Inc.Apr 2017 · 7 co-filers$54K Chromaderm, Inc.Oct 2015 · 9 co-filers$5.1M

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