Investor · NEW YORK, NY

Maxwell S. Heiden

Open Maxwell in the network graph →

Filings

14

SEC Form D

Connections

36

co-filers

Capital

$283.2M

across filings

Active

Jun 2022

to Mar 2025

Most-connected co-filers (36)

Daniel I. Haroun · NEW YORK, NY11 shared N. Three North Capital Gp, Llc · Wilmette, IL4 shared N. Three North Capital Gp, Llc · Wilmette, IL4 shared N. Three North Capital Management, Llc · Wilmette, IL4 shared Mark Buckley · Wilmette, IL4 shared N. Three North Capital Gp, Llc · Wilmette, IL4 shared Augustin Hong · Wilmette, IL4 shared Mark J. Pate · KNOXVILLE, TN4 shared N. Three North Capital Management, Llc · Wilmette, IL4 shared George B. Bashforth · Camana Bay, Grand Cayman, Cayman Islands4 shared David Longo · New York, NY3 shared Catalyst Ios Holdings LLC · NEW YORK, NY3 shared Catalyst Ios Fund Ii GP LLC · NEW YORK, NY3 shared Catalyst Ios Fund Ii GP Member LLC · NEW YORK, NY3 shared James Ramey · Roanoke, VA3 shared Benjamin Britt · Rockville, MD3 shared MA Investors Management LLC · Richmond, VA3 shared Ryan A. Mackay · Grand Duchy of Luxembourg, Luxembourg3 shared Ulo Palm · New York, NY3 shared Simon Kalmus · Denver, CO3 shared Sir Capital Management, L.P · New York, NY2 shared Mirco R. Elias · New York, NY2 shared Richard Holton, Jr · West Palm Beach, FL2 shared Vincent S. Maddi · New York, NY2 shared

Recent filings (14)

Catalyst IOS Fund III Cayman LPFeb 2026 · 2 co-filers Catalyst IOS Fund III LPJun 2025 · 5 co-filers Catalyst IOS Fund III LPJun 2025 · 5 co-filers Three North Capital Partners, LPMar 2025 · 10 co-filers Three North Capital Partners, LPApr 2024 · 10 co-filers Ordaos, Inc.Dec 2023 · 11 co-filers$500K Ordaos, Inc.Dec 2023 · 11 co-filers$1.8M CATALYST IOS FUND II LPDec 2023 · 11 co-filers$200.0M CATALYST IOS FUND II LPDec 2023 · 11 co-filers$200.0M Ordaos, Inc.Nov 2023 · 11 co-filers$5.0M CATALYST IOS FUND II LPOct 2023 · 11 co-filers$150.0M CATALYST IOS FUND II LPOct 2023 · 11 co-filers$150.0M Three North Capital Partners, LPMay 2023 · 10 co-filers Standard Investment Research SPV Holdings, LLC - Series 1Jan 2023 · 14 co-filers CATALYST IOS FUND II LPOct 2022 · 9 co-filers$150.0M CATALYST IOS FUND II LPOct 2022 · 9 co-filers$150.0M Standard Investment Research SPV Holdings, LLC - Series 1Jun 2022 · 14 co-filers Three North Capital Partners, LPJun 2022 · 10 co-filers

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