Investor · Martinez, CA

John S. Preston

Open John in the network graph →

Filings

7

SEC Form D

Connections

25

co-filers

Capital

$8.2M

across filings

Active

Sep 2020

to Sep 2024

Most-connected co-filers (25)

Lakhmir S. Chawla · Martinez, CA5 shared Erin S. Borger · Martinez, CA4 shared Robert S. Ward · Martinez, CA3 shared Royce Neubauer · Rochester, MI2 shared Karl N. Chowscano · Phoenix, AZ2 shared Aaron Perrine · Seattle, WA2 shared Gregory G. Dollarhyde · Culver City, CA2 shared Eran Bashan · Livonia, MI2 shared Nikolaus Correll · BOULDER, CO2 shared Charles Bisgaier · Northville, MI2 shared John Brooks · Ann Arbor, MI2 shared Andrew V. Cormier · Jennings, LA2 shared Doug K. Raetz · San Francisco, CA2 shared James Danforth · San Francisco, CA2 shared TRUE Capital Management, LLC · San Francisco, CA2 shared Bert Amato · Rochester, MI2 shared Scott Alderman · Bellevue, WA2 shared Tsp3 GP, LLC · Bellevue, WA2 shared Jaime U. Kolligan · Fairlawn, OH2 shared Rex Tessendorf · Manhattan, KS2 shared Jacqueline S. Price · Martinez, CA1 shared Michael S. Benjamin · Martinez, CA1 shared Michael S. Porter · Martinez, CA1 shared Mark Hirschhorn · Purchase, NY1 shared

Recent filings (7)

ExThera Medical CorpSep 2024 · 15 co-filers$1.5M ExThera Medical CorpSep 2021 · 15 co-filers$20.0M ExThera Medical CorpMar 2021 · 9 co-filers$20.6M ExThera Medical CorpMar 2021 · 9 co-filers$20.6M HYGIEIA INCJan 2021 · 10 co-filers$2.0M HYGIEIA INCSep 2020 · 8 co-filers$1.7M Robotic Materials Inc.Sep 2020 · 2 co-filers$100K Robotic Materials Inc.Sep 2020 · 2 co-filers$100K

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