Investor · Los Angeles, CA

Sean Rosenzweig

Open Sean in the network graph →

Filings

18

SEC Form D

Connections

36

co-filers

Capital

$1.9M

across filings

Active

Jun 2023

to Nov 2025

Most-connected co-filers (36)

Ryan Thiel · Denver, CO11 shared Advisors 3 LLC Rcp · CHICAGO, IL5 shared Hayley Stein · Evanston, IL5 shared Robert R. Krakowiak · Fort Worth, TX3 shared Anna-Lisa H. Corrales · Fort Worth, TX3 shared Jonathan H. Sandison · Fort Worth, TX3 shared Matthew J. Pietroforte · Fort Worth, TX3 shared Kiersten Stead · Palo Alto, CA3 shared Timothy M. Crow · Atlanta, GA3 shared Ben G. Lambert · Salt Lake City, UT3 shared Nick Berry · Dallas, TX3 shared Chris G. Cooper · Salt Lake City, UT3 shared Jeff G. Kearl · Salt Lake City, UT3 shared Chad G. Packard · Salt Lake City, UT3 shared Steve G. Glover · Salt Lake City, UT3 shared Blake G. Modersitzki · Salt Lake City, UT3 shared Clara Vydyanath · Austin, TX3 shared Ryan Doktorczyk · Nashville, TN3 shared Matt G. Mosman · Salt Lake City, UT3 shared Cameron Rock · Dallas, TX3 shared Nikul G. Patel · Fort Worth, TX3 shared Alexander Scaramucci · Palm Beach Gardens, FL2 shared Syed Ali · San Francisco, CA2 shared Seifdune, LLC · San Francisco, CA2 shared

Recent filings (18)

121-129 Michigan Investors LLCNov 2025 · 2 co-filers$1.3M 121-129 Michigan Investors LLCNov 2025 · 2 co-filers$1.3M 4452 Finley Investors, LLCSep 2025 · 2 co-filers$800K 4452 Finley Investors, LLCSep 2025 · 2 co-filers$800K CLP Investments, LLCJul 2025 · 2 co-filers$1.7M CLP Investments, LLCJul 2025 · 2 co-filers$480K CLP Investments, LLCJul 2025 · 2 co-filers$2.3M CLP Investments, LLCJul 2025 · 2 co-filers$2.0M CLP Investments, LLCJul 2025 · 2 co-filers$2.7M CLP Investments, LLCJul 2025 · 2 co-filers$1.9M CLP Investments, LLCJul 2025 · 2 co-filers$4.0M CLP Investments, LLCJul 2025 · 2 co-filers$5.8M CLP Investments, LLCJul 2025 · 2 co-filers$1.6M CLP Investments, LLCJul 2025 · 2 co-filers$3.1M CLP Investments, LLCMay 2025 · 2 co-filers$1.3M Seifdune Semiconductors I, LPJun 2024 · 8 co-filers Pelion Ventures VIII Financial Institutions Fund, L.P.Dec 2023 · 23 co-filers$60.0M Pelion Ventures VIII - Entrepreneurs Fund, L.P.Aug 2023 · 23 co-filers$20.0M Seifdune Semiconductors I, LPJun 2023 · 8 co-filers Pelion Olympus Fund I, L.P.Jun 2023 · 22 co-filers$100.0M

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