Investor · Greenwich, CT
David R. Brumberg
Open David in the network graph →Filings
44
SEC Form D
Connections
135
co-filers
Capital
$100.3M
across filings
Active
Jan 2022
to Jul 2025
Most-connected co-filers (135)
Matthew T. Brumberg · Greenwich, CT34 sharedLayton Croft · Toronto, Ontario, Canada12 sharedDaniel R. Henderson · Napa, CA8 shared1908 Capital, LLC · Atlanta, GA8 sharedStephanie Michelsen · Raleigh, NC7 sharedRyan Bethencourt · Raleigh, NC7 sharedPeter Andersen · Raleigh, NC7 sharedCorbin J. Robertson, Jr · Houston, TX6 sharedSusan Linney · Mt. Pleasant, SC6 sharedChristopher J. Baker · Houston, TX6 sharedRandall D. Keith · Houston, TX6 sharedDeborah Pearce · Arlington, VA6 sharedPaul Zorner · Encinitas, CA6 sharedKurtis Minder · Arlington, VA6 sharedRichard Boulay · Vancouver, British Columbia, Canada6 sharedDavid D. Aaronson · Houston, TX6 sharedKeefer M. Lehner · Houston, TX5 sharedGordon Babcock · Toronto, Ontario, Canada5 sharedDavid M. Petroff · Vancouver, British Columbia, Canada5 sharedJeffrey N. Theiler · Milwaukee, WI5 sharedMarc Droppert · Seattle, WA5 sharedJohn W. Sweet · Milwaukee, WI5 sharedJohn W. Lucey · Milwaukee, WI4 sharedRogers Herndon · Houston, TX4 shared
Recent filings (44)
APriori Family LPJul 2025 · 5 co-filersAPriori Family LPJul 2025 · 5 co-filersHavemeyer Place LPMay 2025 · 7 co-filersHavemeyer Place LPMay 2025 · 7 co-filersAPriori Family LPAug 2024 · 5 co-filersAPriori Family LPAug 2024 · 5 co-filersHavemeyer Place LPJun 2024 · 7 co-filersHavemeyer Place LPJun 2024 · 7 co-filerseGateway Capital Partners II, L.P.Jan 2024 · 19 co-filers$100.0MJellatech, Inc.Sep 2023 · 8 co-filers$3.0MJellatech, Inc.Sep 2023 · 8 co-filers$975KJellatech, Inc.Sep 2023 · 8 co-filers$75KJellatech, Inc.Sep 2023 · 8 co-filers$926KJellatech, Inc.Sep 2023 · 8 co-filers$3.5MJellatech, Inc.Sep 2023 · 8 co-filers$100KJellatech, Inc.Sep 2023 · 8 co-filers$725KAPriori Family LPAug 2023 · 5 co-filersAPriori Investment Partners Fund LPAug 2023 · 5 co-filersAPriori Family LPAug 2023 · 5 co-filersAPriori Investment Partners Fund LPAug 2023 · 5 co-filersAPriori Family LPSep 2022 · 5 co-filersSaber Breed Highway Holdings LLCJan 2022 · 26 co-filers$125KSaber 3725 Westinghouse Holdings LLCJan 2022 · 26 co-filers$125KSaber 2901 Lakemont Holdings LLCJan 2022 · 26 co-filers$125KeGateway Capital Partners II, L.P.Jan 2022 · 19 co-filers$100.0M
Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See David in the interactive graph →