Investor · Boston, MA

Sam Knowles

Open Sam in the network graph →

Filings

2

SEC Form D

Connections

19

co-filers

Capital

—

across filings

Active

Oct 2013

to Sep 2025

Most-connected co-filers (19)

Daniel C. Herz · Pittsburgh, PA1 shared Christopher A. Crampton · New York, NY1 shared Justin T. Atkinson · Pittsburgh, PA1 shared TA Realty LLC · Boston, MA1 shared Kimberly Scotti · New York, NY1 shared Andrew Porter · New York, NY1 shared Roland Lessard · New York, NY1 shared Alla F. Schay · New York, NY1 shared William Greenblatt · New York, NY1 shared Richard F. Seldon · New York, NY1 shared Martin F. Brodbeck · New York, NY1 shared Daniel P. O'Brien · New York, NY1 shared C. W. Stevenson · Weston, MA1 shared Gregory P. Murdock · Arlington, MA1 shared David Brebner · Cambridge, MA1 shared Christian Puscasiu · San Francisco, CA1 shared Mark E. Wetzel · New York, NY1 shared Stuart Mclean · Los Angeles, CA1 shared Alastair Grigg · WELLINGTON, Q21 shared

Recent filings (2)

Umajin Inc.Sep 2025 · 7 co-filers$3.0M Umajin Inc.Sep 2025 · 7 co-filers$3.0M Xero LtdOct 2013 · 17 co-filers$97.9M Xero LtdOct 2013 · 17 co-filers$97.9M

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