Investor · Petaluma, CA

Jonathan F. Mangnall

Open Jonathan in the network graph →

Filings

34

SEC Form D

Connections

84

co-filers

Capital

$5.1M

across filings

Active

Jul 2020

to Sep 2025

Most-connected co-filers (84)

Michael N. Mcdonald · Grand Cayman, Cayman Islands23 shared Mats Lederhausen · Needham, MA23 shared Ebony W. Myles-Berry · Grand Cayman, Cayman Islands23 shared James Wauchope · Grand Cayman, Cayman Islands23 shared David Osztreicher · Chevy Chase, MD19 shared Daniel Yarano · Minneapolis, MN14 shared Nick Jones · Chicago, IL14 shared Victor A. Murray · Grand Cayman, Cayman Islands13 shared Brad L. Mistina · Valparaiso, IN13 shared Ben L. Bates · Dallas, TX12 shared Andrew Keller · Chevy Chase, MD11 shared Frank F. Culotta · Petaluma, CA11 shared Vernon Lobo · Boston, MA10 shared David M. Wezdenko · NEW YORK, NY10 shared Thomas J. Mcgraw · NEW YORK, NY10 shared Kevin W. Morrison · Petaluma, CA9 shared Frank F. Pellkofer, Jr · Petaluma, CA9 shared Frank W. Pellkofer · Petaluma, CA9 shared Stuart Bohart · Chevy Chase, MD9 shared Thomas Sipos · STOCKHOLM, V78 shared Huimin J. Zhan · HOUSTON, TX8 shared Mark W. Monaghan · Vancouver, British Columbia, Canada7 shared Preston Byrd · Lawrenceville, GA7 shared Nico Y. Mizrahi · Los Angeles, CA7 shared

Recent filings (34)

Utelogy CorpSep 2025 · 17 co-filers$2.5M Class C Segregated Portfolio of FORT Global Offshore Fund, SPCJul 2025 · 14 co-filers Class D Segregated Portfolio of FORT Global Offshore Fund, SPCJul 2025 · 14 co-filers Utelogy CorpFeb 2025 · 17 co-filers$1.6M Utelogy CorpJan 2025 · 17 co-filers$3.0M Utelogy CorpAug 2024 · 17 co-filers$3.0M Class C Segregated Portfolio of FORT Global Offshore Fund, SPCJul 2024 · 14 co-filers Class D Segregated Portfolio of FORT Global Offshore Fund, SPCJul 2024 · 14 co-filers Class D Segregated Portfolio of FORT Global Offshore Fund, SPCJul 2023 · 14 co-filers Class C Segregated Portfolio of FORT Global Offshore Fund, SPCJul 2023 · 14 co-filers Class T Segregated Portfolio of FORT Global Offshore Fund, SPCJul 2023 · 14 co-filers Class F Segregated Portfolio of FORT Global Offshore Fund, SPCJul 2023 · 14 co-filers Class E Segregated Portfolio of FORT Global Offshore Fund, SPCJul 2023 · 14 co-filers Utelogy CorpJun 2023 · 17 co-filers$2.0M Class F Segregated Portfolio of FORT Global Offshore Fund, SPCJul 2022 · 14 co-filers Class E Segregated Portfolio of FORT Global Offshore Fund, SPCJul 2022 · 14 co-filers Class D Segregated Portfolio of FORT Global Offshore Fund, SPCJul 2022 · 14 co-filers Class C Segregated Portfolio of FORT Global Offshore Fund, SPCJul 2022 · 14 co-filers Class T Segregated Portfolio of FORT Global Offshore Fund, SPCJul 2022 · 14 co-filers Utelogy CorpJun 2022 · 14 co-filers$500K Utelogy CorpDec 2021 · 14 co-filers$2.0M Class T Segregated Portfolio of FORT Global Offshore Fund, SPCAug 2021 · 14 co-filers Class C Segregated Portfolio of FORT Global Offshore Fund, SPCJul 2021 · 14 co-filers Class E Segregated Portfolio of FORT Global Offshore Fund, SPCJul 2021 · 14 co-filers Class F Segregated Portfolio of FORT Global Offshore Fund, SPCJul 2021 · 14 co-filers

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