Investor · Paradise Valley, AZ
John S. Horton
Open John in the network graph →Filings
21
SEC Form D
Connections
70
co-filers
Capital
$880K
across filings
Active
Jun 2020
to Sep 2025
Most-connected co-filers (70)
Noah Bremen · Los Angeles, CA15 sharedRuan Van Vuuren · Grand Cayman, Cayman Islands15 sharedCraig S. Kairis · Los Angeles, CA12 sharedIronwood Capital Management · San Francisco, CA12 sharedPhilip R. Cater · GEORGE TOWN, GRAND CAYMAN, Cayman Islands12 sharedIronwood Capital Management · San Francisco, CA12 sharedJonathan Gans · San Francisco, CA12 sharedPhilippe A. Toudic · Los Angeles, CA12 sharedAnne B. Popkin · SAN FRANCISCO, CA12 sharedTrevin D. Vaughn · College Station, TX5 sharedJohn C. Wallace · Chapel Hill, NC4 sharedThomas C. Niccoli · Phoenix, AZ4 sharedJacob G. Jackson · Danville, VA4 sharedMichael J. Brown · Leawood, KS4 sharedPerry A. Fraley · Chandler, AZ4 sharedStephen J. Hedgecock · St. Helier, Y93 sharedMichael B. Zelouf · PASADENA, CA3 sharedLaurence B. Tree, Ii · Phoenix, AZ3 sharedMargret Hardardottir · San Mateo, CA3 sharedRichard De Silva · SAN MATEO, CA3 sharedSeth Rodgers · San Francisco, CA3 sharedEbony W. Myles-Berry · Grand Cayman, Cayman Islands3 sharedWalter V. Klemp · Houston, TX3 sharedAquilus Management Ltd · Hamilton, Bermuda3 shared
Recent filings (21)
Cladrius International Ltd.Sep 2025 · 9 co-filersTolis Investment Strategies Ltd.Jul 2025 · 11 co-filersIRONWOOD INTERNATIONAL LTDJun 2025 · 9 co-filersIRONWOOD INSTITUTIONAL LTDJun 2025 · 9 co-filersTolis Investment Strategies Ltd.Jul 2024 · 11 co-filersProteum Energy, LLCJul 2024 · 34 co-filers$5.0MIRONWOOD INSTITUTIONAL LTDJun 2024 · 9 co-filersIRONWOOD INTERNATIONAL LTDJun 2024 · 9 co-filersProteum Energy, LLCAug 2023 · 34 co-filers$6.0MIRONWOOD INSTITUTIONAL LTDJun 2023 · 9 co-filersIRONWOOD INTERNATIONAL LTDJun 2023 · 9 co-filersIRONWOOD INSTITUTIONAL LTDJun 2022 · 9 co-filersIRONWOOD INTERNATIONAL LTDJun 2022 · 9 co-filersIRONWOOD INSTITUTIONAL LTDJun 2021 · 9 co-filersIRONWOOD INTERNATIONAL LTDJun 2021 · 9 co-filersCH4 Power, LLCJun 2021 · 21 co-filers$3.1MCH4 Power, LLCJun 2021 · 21 co-filers$3.1MProteum Energy, LLCMay 2021 · 37 co-filers$5.0MCBD Global Sciences Inc.Sep 2020 · 5 co-filers$774KIRONWOOD INSTITUTIONAL LTDJun 2020 · 9 co-filersIRONWOOD INTERNATIONAL LTDJun 2020 · 9 co-filersCBD Global Sciences Inc.Jun 2020 · 5 co-filers$30K
Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See John in the interactive graph →