Investor · San Francisco, CA

Jack Robertson

Open Jack in the network graph →

Filings

12

SEC Form D

Connections

60

co-filers

Capital

—

across filings

Active

Nov 2008

to Jul 2025

Most-connected co-filers (60)

Mark Slezak · Chicago, IL10 shared Kevin Stone · Tampe, AZ10 shared Robert Gatto · Hillsborough, CA10 shared William G. White · San Francisco, CA10 shared Tyler J. Johnston · Oakland, CA10 shared Peter Mattson · Foster City, CA10 shared John S. Ficarra · NEW YORK, NY5 shared Robert F. Cavanaugh · New York, NY5 shared Richard J. Curran · NEW YORK, NY5 shared Michael J. Bessel · New York, NY5 shared Carmine Fanelle · New York, NY5 shared Peter J. Feeney · New York, NY5 shared Michael W. Arpey · New York, NY5 shared Marian Tibbits · Rineyville, KY4 shared Simine Fardjadi · Glendale, CA4 shared Dave Ritterbush · Tempe, AZ4 shared Mark W. Cook · GRAND CAYMAN, Cayman Islands3 shared Andrew C. Mahoney · George Town, Cayman Islands3 shared Steven J. Musumeci · Greenwich, CT3 shared Marc Sulam · Teaneck, NJ3 shared Mark V. Murray · George Town, Cayman Islands3 shared John B. Hansen · San Francisco, CA2 shared Steven Kessner · White Plains, NY2 shared Michael Kessner · White Plains, NY2 shared

Recent filings (12)

Hamilton Daycroft Coinvest, L.P.Jul 2025 · 5 co-filers K5 Equities Real Estate Fund III, L.P.Jul 2025 · 5 co-filers JOINT JUICE INCFeb 2012 · 17 co-filers$750K JOINT JUICE INCOct 2011 · 15 co-filers$75.4M JOINT JUICE INCMay 2011 · 15 co-filers$4.6M JOINT JUICE INCFeb 2011 · 15 co-filers$9.2M CIGNA CORPOct 2010 · 31 co-filers$500.0M JOINT JUICE INCFeb 2010 · 14 co-filers$13.8M CIGNA CORPOct 2009 · 31 co-filers$500.0M JOINT JUICE INCAug 2009 · 15 co-filers$450K JOINT JUICE INCApr 2009 · 15 co-filers$750K JOINT JUICE INCNov 2008 · 16 co-filers$900K

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