Investor · Williamsville, NY

John A. Marhofer

Open John in the network graph →

Filings

13

SEC Form D

Connections

82

co-filers

Capital

$440K

across filings

Active

May 2022

to Jun 2024

Most-connected co-filers (82)

Daniel D. Savage · Bartlett, NH6 shared William A. Huhn · Guilford, CT6 shared Jamie O. Sanchez · Alhambra, CA4 shared Lance A. Lundberg · Palm Beach Gardens, FL4 shared Benjamin Sanders · Ridgewood, NJ4 shared Andy O. Choi · Alhambra, CA4 shared Terry M. Theodore · CHICAGO, IL4 shared Mory Gharib · Altadena, CA4 shared Steven R. Purvis · Fort Worth, TX4 shared Cyndy A. Silverthorn · Dallas, TX2 shared Stanley V. Mullikin · Dallas, TX2 shared John D. Carter · Dallas, TX2 shared Rodney L. Whitley · Dallas, TX2 shared Annette Campbell-White · Emeryville, CA2 shared Robert A. Mcclain · Dallas, TX2 shared Steven G. Glenn · New York, NY2 shared Matthew E. Colter · Dallas, TX2 shared Michael L. Goldberg · West Palm Beach, FL2 shared Robert L. Lee · West Palm Beach, FL2 shared Carlos F. Rainwater · Dallas, TX2 shared Paul R. Billings · West Palm Beach, FL2 shared Rodney M. Perkins, M.D · Menlo Park, CA2 shared Nathan C. Schubert · Dallas, TX2 shared Senee P. Holditch · Dallas, TX2 shared

Recent filings (13)

dltHub Inc.Nov 2025 · 13 co-filers$8.0M MachineTrader.io Inc.Jun 2024 · 14 co-filers$500K MachineTrader.io Inc.Jun 2024 · 14 co-filers$500K MachineTrader.io Inc.Jan 2024 · 14 co-filers$500K MachineTrader.io Inc.Jan 2024 · 14 co-filers$500K MachineTrader.io Inc.Jan 2024 · 14 co-filers$500K MachineTrader.io Inc.Jan 2024 · 14 co-filers$500K dltHub Inc.Dec 2023 · 12 co-filers$4.8M MachineTrader.io Inc.Dec 2023 · 14 co-filers$500K MachineTrader.io Inc.Dec 2023 · 14 co-filers$500K CHRP X Moore Portfolio Co-Invest, L.P.Nov 2023 · 19 co-filers CHRP X Otay Business Park Co-Invest, L.P.Jun 2022 · 19 co-filers Lobos Parent, Inc.Jun 2022 · 32 co-filers Lobos Parent, Inc.May 2022 · 32 co-filers Paybby CorpAug 2021 · 3 co-filers Paybby CorpAug 2021 · 3 co-filers CLEVELAND BIOLABS INCMar 2010 · 13 co-filers$5.0M CLEVELAND BIOLABS INCApr 2009 · 13 co-filers$3.7M

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