Investor · New York, NY

Mark T. Maruszewski

Open Mark in the network graph →

Filings

140

SEC Form D

Connections

381

co-filers

Capital

$4.5B

across filings

Active

Jan 2018

to Feb 2025

Most-connected co-filers (381)

Jason I. Ment · New York, NY94 shared Michael I. Mccabe · New York, NY90 shared Thomas A. Bradley · New York, NY77 shared Tom I. Keck · La Jolla, CA74 shared Jose I. Fernandez · La Jolla, CA64 shared Johnny A. Randel · La Jolla, CA59 shared Monte I. Brem · La Jolla, CA56 shared Jay I. Rose · La Jolla, CA44 shared John Ripple · Cambridge, MA34 shared Bruno Mota · Porto, S134 shared Chang Xu · Menlo Park, CA34 shared Jonathan R. Ezrow · New York, NY34 shared Cynthia C. Davis · Doylestown, PA34 shared Slalom Management, LLC · Seattle, WA34 shared Gregory R. Zaic · Greenville, SC34 shared Donald Mullen · New York, NY34 shared Michael Kosowan · Burnaby, British Columbia, Canada24 shared Laurens Goff · New York, NY24 shared Gregg S. Hymowitz · New York, NY24 shared Blake E. Corbet · Vancouver, British Columbia, Canada24 shared Darren I. Friedman · New York, NY23 shared Judith E. Blake · Portsmouth, NH20 shared Sean M. Doyle · New York, NY20 shared Nathaniel V. Henshaw · Brunswick, ME20 shared

Recent filings (140)

Florin Court Capital Fund LPMar 2026 · 4 co-filers RX Mapper, LLCSep 2025 · 8 co-filers$9.9M StepStone Acorn Opportunities Fund L.P.Apr 2025 · 26 co-filers StepStone Acorn Opportunities Fund L.P.Apr 2025 · 26 co-filers Florin Court Capital Fund LPMar 2025 · 12 co-filers SilverStone Sequel, L.P.Mar 2025 · 27 co-filers$91.9M SilverStone Sequel (Cayman), L.P.Mar 2025 · 27 co-filers$31.4M SilverStone Sequel, L.P.Mar 2025 · 27 co-filers$91.9M SilverStone Sequel (Cayman), L.P.Mar 2025 · 27 co-filers$31.4M SilverStone Harpoon Aggregator, L.P.Feb 2025 · 22 co-filers SilverStone Discovery Offshore Aggregator, L.P.Sep 2024 · 22 co-filers SilverStone Discovery, L.P.Sep 2024 · 22 co-filers RX Mapper, LLCSep 2024 · 8 co-filers$9.9M Adventure Sports Parks, Inc.Sep 2024 · 8 co-filers$500K Capula Hybrid Hedge Strategy Fund LtdAug 2024 · 18 co-filers Guerrilla RF, Inc.Aug 2024 · 35 co-filers$22.0M Park Valley PE LLCJun 2024 · 7 co-filers$800K SSOF V Overage EuropeJun 2024 · 26 co-filers SSOF V Overage Offshore, L.P.Jun 2024 · 26 co-filers SSOF V Overage, L.P.Jun 2024 · 25 co-filers SSOF V Overage, L.P.Jun 2024 · 25 co-filers SSOF V Overage EuropeJun 2024 · 26 co-filers SSOF V Overage Offshore, L.P.Jun 2024 · 26 co-filers StepStone Secondary Opportunities Fund V EuropeJun 2024 · 25 co-filers StepStone Secondary Opportunities Fund V Offshore, L.P.Jun 2024 · 26 co-filers

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