Investor · Santa Monica, CA

Mark J. Suster

Open Mark in the network graph →

Filings

177

SEC Form D

Connections

562

co-filers

Capital

$31.0M

across filings

Active

Nov 2009

to Mar 2025

Most-connected co-filers (562)

Nicholas J. Halstead · Basingstoke, United Kingdom40 shared Danvers J. Baillieu · Basingstoke, United Kingdom26 shared Jason Schwartz · Fort Collins, CO24 shared Greg Nobile · Branford Center, CT24 shared Chris T. Duey · DES MOINES, IA23 shared Todd B. Everett · DES MOINES, IA23 shared Indraneel B. Karlekar · DES MOINES, IA23 shared Micah Sannan · Nashville, TN23 shared Terry W. Neild · Scottsdale, AZ22 shared Travis Terrell · Nashville, TN22 shared Neeraj Arora · San Francisco, CA21 shared Jay B. Davis · DES MOINES, IA21 shared William Hinesley · Nashville, TN21 shared Robert Olmstead · Nashville, TN21 shared Brian B. Sandfort · DES MOINES, IA21 shared Leonid Prumanov · Frisco, TX21 shared Moshe Gat · Frisco, TX21 shared Matt Gibbs · Fort Collins, CO21 shared John R. Berg · DES MOINES, IA21 shared Boris Liubovitch · The Woodlands, TX21 shared Rodney B. Vogel · DES MOINES, IA21 shared Todd R. White · DES MOINES, IA21 shared Michael Collett · Chicago, IL21 shared Douglas B. Harper · DES MOINES, IA20 shared

Recent filings (177)

DroneBase, Inc.Feb 2026 · 4 co-filers$130.0M AnySignal, Inc.Jun 2025 · 5 co-filers$11.2M AnySignal, Inc.Jun 2025 · 5 co-filers$11.2M Upfront Secondary II-A, L.P.Mar 2025 · 7 co-filers$8.0M Upfront Secondary IV, L.P.Jan 2025 · 7 co-filers$5.0M Upfront Secondary III, L.P.Jul 2024 · 7 co-filers$25.0M Upfront Secondary II, L.P.Apr 2024 · 7 co-filers$25.0M Upfront Secondary I, L.P.Dec 2023 · 7 co-filers$50.0M Upfront VIII, L.P.Sep 2023 · 4 co-filers$280.0M Upfront Growth IV, L.P.Sep 2023 · 4 co-filers$200.0M Upfront VII, L.P.Jul 2022 · 3 co-filers$280.2M Upfront VII, L.P.Jul 2022 · 3 co-filers$280.2M INVOCA, INC.Jun 2022 · 13 co-filers$100.0M Blizzard 22, L.P.Mar 2022 · 4 co-filers$5.0M Upfront Continuation Fund I, L.P.Jan 2022 · 3 co-filers$176.5M Upfront Continuation Fund I, L.P.Jan 2022 · 3 co-filers$176.5M Upfront VII Partners, L.P.Apr 2021 · 4 co-filers$20.0M UdiSense Inc.Feb 2021 · 17 co-filers$25.0M UdiSense Inc.Feb 2021 · 17 co-filers$25.0M PRELDF REIT, LLCJan 2021 · 27 co-filers$118K Cognitive Logic Inc.Sep 2020 · 10 co-filers$15.1M Upfront VII, L.P.Jun 2020 · 4 co-filers$280.0M PRINCIPAL REAL ESTATE LIQUID DEBT FUND, LPMay 2020 · 20 co-filers Cognitive Logic Inc.Feb 2020 · 8 co-filers$2.5M INVOCA, INC.Feb 2020 · 15 co-filers$41.5M

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