Investor · San Francisco, CA
Brian Grassadonia
Open Brian in the network graph →Filings
51
SEC Form D
Connections
135
co-filers
Capital
$378.7M
across filings
Active
May 2017
to Sep 2025
Most-connected co-filers (135)
Keith Rabois · Redwood City, CA44 sharedRobert Fishman · Poway, CA37 sharedWilliam J. Forrest · Poway, CA37 sharedAustin Walters · Cambrdige, MA35 sharedMikella D. Newsom · Lubbock, TX35 sharedYiannis Monovoukas · Cambridge, MA35 sharedBrian Grossman · SAN FRANCISCO, CA34 sharedChristopher C. Bowring · Grand Cayman, Cayman Islands34 sharedMark Withy · GEORGE TOWN, GRAND CAYMAN, Cayman Islands34 sharedPhilip R. Cater · GEORGE TOWN, GRAND CAYMAN, Cayman Islands34 sharedGwenne Henricks · Poway, CA32 sharedYuan Dubord · SAN FRANCISCO, CA31 sharedDarin Sadow · SAN FRANCISCO, CA31 sharedKyle R. Wargo · Lubbock, TX30 sharedDaniel Lambert · Cambridge, MA30 sharedDino Vendetti · Portland, OR30 sharedRichard D. Campbell · Lubbock, TX30 sharedPartner Fund Management, L.P · SAN FRANCISCO, CA30 sharedCory T. Newsom · Lubbock, TX30 sharedNicole J. Walker · CHICAGO, IL30 sharedChristopher James · SAN FRANCISCO, CA29 sharedJoseph Franzi · BEND, OR29 sharedCurtis C. Griffith · Lubbock, TX29 sharedPartner Fund Management, L.P · SAN FRANCISCO, CA29 shared
Recent filings (51)
PFM HEALTHCARE OFFSHORE FUND LTDSep 2025 · 16 co-filersPFM HEALTHCARE OFFSHORE FUND LTDAug 2024 · 16 co-filersPFM HEALTHCARE OFFSHORE FUND LTDAug 2023 · 16 co-filersStarburst Labs, Inc.Jun 2023 · 10 co-filers$15.0MFrontier Fund VI-A, L.P.Jul 2022 · 11 co-filers$275.0MFrontier Fund VI-B, L.P.Jul 2022 · 11 co-filers$275.0MPFM HEALTHCARE OFFSHORE FUND LTDJul 2022 · 19 co-filersFaire Wholesale, Inc.May 2022 · 24 co-filers$596.2MFaire Wholesale, Inc.Nov 2021 · 20 co-filers$400.2MPFM HEALTHCARE OFFSHORE FUND LTDJul 2021 · 19 co-filersFaire Wholesale, Inc.Jun 2021 · 20 co-filers$260.0MSquare, Inc.May 2021 · 34 co-filers$10.7MSquare, Inc.May 2021 · 34 co-filers$10.7MFaire Wholesale, Inc.Oct 2020 · 17 co-filers$170.0MSkyline AI Avia Riverside, LPJun 2020 · 11 co-filers$3.1MPFM HEALTHCARE OFFSHORE FUND LTDMay 2020 · 22 co-filersFrontier Fund VI-B, L.P.Jan 2020 · 11 co-filers$850.0MFrontier Fund VI-A, L.P.Jan 2020 · 11 co-filers$850.0MSkyline AI Avia Riverside, LPJan 2020 · 11 co-filers$2.1MFaire Wholesale, Inc.Nov 2019 · 17 co-filers$150.0MPFM HEALTHCARE OFFSHORE FUND LTDMay 2019 · 25 co-filersPFM Thematic Growth Offshore Institutional Fund, Ltd.May 2019 · 25 co-filersPFM Thematic Growth Offshore Fund A.I., Ltd.May 2019 · 25 co-filersPFM Therapeutics Offshore Fund, Ltd.May 2019 · 25 co-filersPFM Healthcare Emerging Growth Offshore Fund, Ltd.May 2019 · 25 co-filers
Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See Brian in the interactive graph →