Investor · St. Simons Island, GA

John E. Mccallum

Open John in the network graph →

Filings

20

SEC Form D

Connections

79

co-filers

Capital

$11.1M

across filings

Active

Jun 2023

to Dec 2025

Most-connected co-filers (79)

Henderson Dennis · Palo Alto, CA8 shared Michael J. Chobotov · San Diego, CA8 shared Stephen E. Ryan · San Diego, CA8 shared Aurelio E. Fernandez · San Diego, CA7 shared Neil S. Gehani · Chicago, IL6 shared Scott Dancy · Buffalo, NY5 shared Matthew Watkins · Bethel Park, PA5 shared Sukru Kesebi · Vancouver, British Columbia, Canada5 shared Charmaine Van Wingerden · Augusta, NJ5 shared Jeff Harris · Birmingham, AL5 shared Michael A. Klump · Atlanta, GA5 shared Adam I. Gehrie · New York, NY4 shared Craig Hall · Dallas, TX4 shared John J. Blake · San Diego, CA4 shared George Sirignano · New York, NY4 shared Andrew Ryan · Fort Lauderdale, FL4 shared Allan M. Petersen · PROVIDENCE, RI4 shared Joshua Rivas · Dingmans Ferry, PA4 shared Parker J. Champion · Santa Monica, CA4 shared A.W. Jones Advisors LLC · New York, NY4 shared Paul Grossinger · Burlington, VT4 shared Timothy E. Lindenfelser · San Diego, CA4 shared Frank J. Del Rio · San Diego, CA4 shared Seth Damski · New York, NY4 shared

Recent filings (20)

Provisio Medical Technologies CorpDec 2025 · 11 co-filers$10.0M Provisio Medical Technologies CorpDec 2025 · 11 co-filers$10.0M Provisio Medical Technologies CorpSep 2025 · 14 co-filers$10.0M Provisio Medical Technologies CorpSep 2025 · 14 co-filers$10.0M Provisio Medical Technologies CorpAug 2025 · 14 co-filers$10.0M Provisio Medical Technologies CorpAug 2025 · 14 co-filers$10.0M OCM AMERICAN RIVER LLCJun 2025 · 10 co-filers Melford IV LPJun 2025 · 19 co-filers Melford Care II LPJun 2025 · 19 co-filers Provisio Medical, Inc.May 2025 · 11 co-filers$3.0M Provisio Medical, Inc.May 2025 · 11 co-filers$3.0M Provisio Medical, Inc.Jul 2024 · 20 co-filers$15.0M OCM AMERICAN RIVER LLCJun 2024 · 10 co-filers Provisio Medical, Inc.Apr 2024 · 20 co-filers$10.0M STARFIRE ENERGY INCJan 2024 · 18 co-filers$25.9M Urban Sherpas Corp.Aug 2023 · 5 co-filers$4.7M OCM AMERICAN RIVER LLCJun 2023 · 10 co-filers OCM AMERICAN RIVER LLCJun 2023 · 10 co-filers Urban Sherpas Corp.Jun 2023 · 5 co-filers$14.2M Provisio Medical, Inc.Apr 2023 · 20 co-filers$25.0M Target Global Early Stage Fund III LPFeb 2023 · 10 co-filers Provisio Medical, Inc.Nov 2022 · 19 co-filers$30.0M Provisio Medical, Inc.Nov 2022 · 19 co-filers$30.0M Target Global Early Stage Fund III LPFeb 2022 · 12 co-filers Starfire Energy Inc.Feb 2022 · 20 co-filers$20.0M

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