Investor · Pittsburgh, PA

Jonathan Oh

Open Jonathan in the network graph →

Filings

7

SEC Form D

Connections

38

co-filers

Capital

$1.7M

across filings

Active

Aug 2021

to Apr 2025

Most-connected co-filers (38)

Daniel Rooney · Pittsburgh, PA6 shared Robert Denove · Pittsburgh, PA4 shared Jorge Abreu · ROCKWALL, TX2 shared George L. Murphy · Wellesley, MA2 shared Daniel A. Phillips · SAN DIEGO, CA2 shared Joshua Britton · SAN DIEGO, CA2 shared Corinna A. Chen · SAN DIEGO, CA2 shared Gregory A. Weiss · SAN DIEGO, CA2 shared Raymond Apy · Saratoga Springs, NY2 shared Lee Wulfekuhle · Saratoga Springs, NY2 shared Jaspreet Dehl · New York, NY2 shared Shant Vartanian · LOS GATOS, CA2 shared Rifat C. Pamukcu · Hummelstown, PA2 shared Robert C. Towarnicki · Hummelstown, PA2 shared James O' Connor · Pittsburgh, PA2 shared Robert Nutting · Pittsburgh, PA2 shared Joshua J. Schachter · Pittsburgh, PA2 shared John Fucci · Dallas, TX2 shared Nicholas M. Strelov · New York, NY2 shared Emily Long · Seattle, WA2 shared Alex M. Zenla · Seattle, WA2 shared A Sobel LLC · Las Vegas, NV2 shared Sudhir S. Singh · SEATTLE, WA2 shared Michael Gulmann · SEATTLE, WA2 shared

Recent filings (7)

Northeastern Biochar Solutions LLCApr 2025 · 7 co-filers$2.0M Pittsburgh Knights, LLCJul 2023 · 19 co-filers$1.2M Pittsburgh Knights, LLCNov 2022 · 17 co-filers$2.0M DEBUT BIOTECHNOLOGY, INC.Nov 2021 · 11 co-filers$6.0M DEBUT BIOTECHNOLOGY, INC.Aug 2021 · 11 co-filers$22.6M Northeastern Biochar Solutions LLCAug 2021 · 5 co-filers$3.0M Pittsburgh Knights, LLCNov 2018 · 10 co-filers$600K Pittsburgh Knights, LLCNov 2018 · 10 co-filers$600K

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