Investor · Miami, FL

Matthew Hammel

Open Matthew in the network graph →

Filings

2

SEC Form D

Connections

4

co-filers

Capital

$59.6M

across filings

Active

Jun 2024

to Nov 2025

Most-connected co-filers (4)

Alexander Halliday · Miami, FL2 shared Sandhya Hegde · San Francisco, CA2 shared Mike Duboe · SAN FRANCISCO, CA1 shared Bernabe G. Segredo · Miami, FL1 shared

Recent filings (2)

Rivington Labs Inc.Nov 2025 · 7 co-filers$40.0M Rivington Labs Inc.Nov 2025 · 7 co-filers$40.0M Rivington Labs Inc.Jun 2024 · 7 co-filers$22.5M Rivington Labs Inc.Jun 2024 · 7 co-filers$22.5M

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