Investor · Kentfield, CA

Robert A. Spinner

Open Robert in the network graph →

Filings

28

SEC Form D

Connections

68

co-filers

Capital

$8.4M

across filings

Active

Aug 2021

to May 2023

Most-connected co-filers (68)

Tim Rotolo · Los Angeles, CA13 shared Peter G. Bell · MINNEAPOLIS, MN13 shared Christopher Golec · Kentfield, CA6 shared Michael Alkin · Cold Spring Harbor, NY5 shared Kevin Y. Chow · Coppell, TX5 shared Kyle Widrick · New York, NY5 shared Jaime J. Cannon · San Francisco, CA5 shared Praveen H. Sahay · Boston, MA4 shared Eric Fiedler · Altamonte Springs, FL4 shared David J. Helfet · Palm Beach Gardens, FL4 shared Masahiro K. Ono · GRAND CAYMAN, Cayman Islands4 shared Lung-Chi Lee · Hong Kong, Hong Kong4 shared U. H. Crocker · Boston, MA4 shared Heather P. Floyd · Palm Beach Gardens, FL4 shared Dan Kato · GRAND CAYMAN, Cayman Islands4 shared Tsuyoshi K. Maruki · GRAND CAYMAN, Cayman Islands4 shared Leon Z. Rhule · George Town, Cayman Islands4 shared Brian K. Eden · Grand Cayman, Cayman Islands4 shared Ryan J. Tyler · Palm Beach Gardens, FL4 shared Steve Cope · Vancouver, British Columbia, Canada4 shared Carla Hartzenberg · Vancouver, British Columbia, Canada4 shared Luz Vega-Marquis · Hercules, CA3 shared Peng Wang · Seattle, WA3 shared Yung-Ping Yeh · Longwood, FL3 shared

Recent filings (28)

Channel99, Inc.Nov 2025 · 5 co-filers$2.5M Channel99, Inc.Nov 2025 · 5 co-filers$2.5M LifeBridge Innovations, PBCJul 2025 · 11 co-filers$5.0M Sachem Cove - P3 Fund LPJun 2025 · 5 co-filers LifeBridge Innovations, PBCMay 2025 · 11 co-filers$1.0M Lloyd Harbor Capital Funding, LLCMar 2025 · 2 co-filers$1.6M Lloyd Harbor Capital Funding, LLCMar 2025 · 2 co-filers$2.0M Sachem Cove Special Opportunities Fund, LPMar 2025 · 5 co-filers RunSafe Security, Inc.Aug 2024 · 17 co-filers$12.4M Lloyd Harbor Capital Funding, LLCJul 2024 · 2 co-filers$10.0M Sachem Cove - P3 Fund LPJun 2024 · 5 co-filers RunSafe Security, Inc.May 2024 · 17 co-filers$10.9M Channel99, Inc.May 2024 · 5 co-filers$6.0M Channel99, Inc.May 2024 · 5 co-filers$6.0M LHC Special Opportunities Fund I LPMar 2024 · 2 co-filers Sachem Cove Special Opportunities Fund, LPMar 2024 · 5 co-filers RFH I, LPJun 2023 · 2 co-filers Channel99, Inc.May 2023 · 5 co-filers$3.5M LHC Special Opportunities Fund I LPMar 2023 · 2 co-filers Sachem Cove Special Opportunities Fund, LPMar 2023 · 5 co-filers Lloyd Harbor Capital Funding, LLCOct 2022 · 2 co-filers$20.0M LifeBridge Innovations, PBCJul 2022 · 9 co-filers$4.0M LHC Special Opportunities Fund I LPJul 2022 · 2 co-filers Channel99, Inc.Jul 2022 · 5 co-filers$4.9M Oxford Storage, LLLPDec 2021 · 10 co-filers$2.8M

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