Investor · Durham, NC

Mark Harfouche

Open Mark in the network graph →

Filings

3

SEC Form D

Connections

7

co-filers

Capital

$1.8M

across filings

Active

Sep 2021

to Mar 2026

Most-connected co-filers (7)

Roarke Horstmeyer · Durham, NC3 shared Margaret Aery · Durham, NC3 shared Gregor Horstmeyer · Durham, NC3 shared Robert Horstmeyer · Pleasanton, CA2 shared Michael Shepherd · Durham, NC1 shared Patrick J. Weiss · Emeryville, CA1 shared Sean Kendall · Burlingame, CA1 shared

Recent filings (3)

Ramona Optics, Inc.Mar 2026 · 6 co-filers$31.0M Ramona Optics, Inc.Oct 2022 · 9 co-filers$600K Ramona Optics, Inc.Oct 2022 · 9 co-filers$600K Ramona Optics, Inc.Sep 2021 · 9 co-filers$2.0M Ramona Optics, Inc.Sep 2021 · 9 co-filers$2.0M

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