Investor · Stavanger, Q8

Matthew C. Hill

Open Matthew in the network graph →

Filings

4

SEC Form D

Connections

7

co-filers

Capital

$37.5M

across filings

Active

Oct 2021

to Sep 2025

Most-connected co-filers (7)

Peter C. Cooper · Newport Beach, CA4 shared Vatche Artinian · Cerritos, CA4 shared Freddie Sarhan · Cerritos, CA4 shared Jens C. Mathiesen · Hovedstaden, Netherlands4 shared Victor Pascucci Iii · Chicago, IL2 shared G. Suh · NEWPORT BEACH, CA1 shared David M. Huebner · Chicago, IL1 shared

Recent filings (4)

Sapphire Technologies, Inc.Sep 2025 · 7 co-filers$17.5M Sapphire Technologies, Inc.Nov 2024 · 10 co-filers$5.0M Sapphire Technologies, Inc.Nov 2024 · 10 co-filers$5.0M Sapphire Technologies, Inc.Jul 2023 · 4 co-filers$11.5M Sapphire Technologies, Inc.Oct 2021 · 4 co-filers$10.0M

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