Investor · Boston, MA
Brian Greenfield
Open Brian in the network graph →Filings
40
SEC Form D
Connections
173
co-filers
Capital
$72.5M
across filings
Active
Jan 2014
to Dec 2025
Most-connected co-filers (173)
Geoff Chapin · Boston, MA37 sharedRichard P. Fox · Phoenix, AZ19 sharedJohn Mcquillan · Boston, MA18 sharedJeffrey B. Guldner · Phoenix, AZ18 sharedBruce J. Nordstrom · Phoenix, AZ18 sharedDennis F. Ko · East Quogue, NY17 sharedKathryn L. Munro · Phoenix, AZ17 sharedDavid P. Wagener · Phoenix, AZ17 sharedDale E. Klein · Phoenix, AZ16 sharedPaula J. Sims · Phoenix, AZ16 sharedTzafrir Shahar · Walnut, CA15 sharedPetrus J. Pretorius · Tzaneen, T315 sharedJohn Devillars · Boston, MA14 sharedSean Ladley · Boston, MA13 sharedRobert E. Smith · Phoenix, AZ13 sharedRob Day · Boston, MA13 sharedRobert W. Doherty · New York, NY13 sharedDenis A. Cortese · Phoenix, AZ12 sharedAmrit Nagpal · San Francisco, CA12 sharedDavid W. Cost, Jr · San Francisco, CA12 sharedHam K. Serunjogi · Menlo Park, CA12 sharedDaniel T. Froetscher · Phoenix, AZ12 sharedModi R. Rosen · Walnut, CA12 sharedDonna M. Easterly · Phoenix, AZ12 shared
Recent filings (40)
PINNACLE WEST CAPITAL CORPDec 2025 · 48 co-filersPINNACLE WEST CAPITAL CORPJan 2025 · 57 co-filersPINNACLE WEST CAPITAL CORPJan 2024 · 51 co-filersPINNACLE WEST CAPITAL CORPMar 2023 · 58 co-filersPINNACLE WEST CAPITAL CORPMar 2023 · 58 co-filersPINNACLE WEST CAPITAL CORPFeb 2023 · 55 co-filersPINNACLE WEST CAPITAL CORPJul 2022 · 58 co-filersPINNACLE WEST CAPITAL CORPAug 2021 · 56 co-filersPINNACLE WEST CAPITAL CORPMar 2021 · 56 co-filersPINNACLE WEST CAPITAL CORPJul 2020 · 53 co-filersPINNACLE WEST CAPITAL CORPMar 2020 · 55 co-filersPINNACLE WEST CAPITAL CORPJan 2020 · 51 co-filersPINNACLE WEST CAPITAL CORPJan 2019 · 53 co-filersPINNACLE WEST CAPITAL CORPNov 2018 · 49 co-filersPINNACLE WEST CAPITAL CORPNov 2017 · 53 co-filersPINNACLE WEST CAPITAL CORPNov 2016 · 44 co-filersPINNACLE WEST CAPITAL CORPMar 2016 · 46 co-filersNext Step Living, Inc.Apr 2015 · 20 co-filers$15.0MNext Step Living, Inc.Apr 2015 · 20 co-filers$15.0MNext Step Living, Inc.Apr 2015 · 20 co-filers$6.6MPINNACLE WEST CAPITAL CORPMar 2015 · 43 co-filersNext Step Living, Inc.Dec 2014 · 22 co-filers$40.0MPINNACLE WEST CAPITAL CORPJun 2014 · 23 co-filersPINNACLE WEST CAPITAL CORPMar 2014 · 45 co-filersNext Step Living, Inc.Mar 2014 · 13 co-filers$6.2M
Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See Brian in the interactive graph →