Investor · San Juan Capistrano, CA
Mark Ritchart
Open Mark in the network graph →Filings
29
SEC Form D
Connections
76
co-filers
Capital
$25.1M
across filings
Active
Jul 2014
to Oct 2018
Most-connected co-filers (76)
Steve Parker · San Juan Capistrano, CA25 sharedEddie Chang · San Juan Capistrano, CA24 sharedWilliam G. Barr Iii · Lexington, KY15 sharedWilliam S. Daugherty · Lexington, KY15 sharedVince Kalish · Chapel Hill, NC15 sharedBrint Camp · Lexington, KY15 sharedStephen P. Carson · Lexington, KY15 sharedFred R. Lummis · Houston, TX15 sharedEd Harrell · Chevy Chase, MD15 sharedD. M. Wallen · Lexington, KY15 sharedRobert Turner · Pittsburgh, PA15 sharedJohn R. Bender · Lexington, KY15 sharedJohn Reardon · Chapel Hill, NC15 sharedMichael P. Windisch · Lexington, KY15 sharedNgas Production Co · Lexington, KY15 sharedSpencer Williamson · San Juan Capistrano, CA10 sharedDavid Conklin · Livingston, NJ7 sharedJohn Wolkstein · West Orange, NJ6 sharedChristopher A. Kroeger · MARLBOROUGH, MA4 sharedJeffrey B. Kramp · Princeton, NJ4 sharedJames A. Holanda · Princeton, NJ4 sharedBryan E. Smith · Washington, Washington, D.C.4 sharedBruce C. Robertson · MARLBOROUGH, MA4 sharedCharles J. Morris · Baltimore, MD4 shared
Recent filings (29)
Aveera Medical Inc.Feb 2026 · 5 co-filers$5.4MAveera Medical Inc.Apr 2024 · 11 co-filers$7.5MAveera Medical Inc.Apr 2024 · 11 co-filers$7.5MAVENU MEDICAL, INC.Oct 2018 · 14 co-filers$12.0MCardioFocus, Inc.Apr 2018 · 26 co-filers$21.0MCardioFocus, Inc.Apr 2018 · 26 co-filers$21.0MCardioFocus, Inc.Mar 2017 · 26 co-filers$32.1MAVENU MEDICAL, INC.Feb 2017 · 14 co-filers$16.1MDIGITAL AUTHENTICATION TECHNOLOGIES INCMay 2016 · 16 co-filers$1.0MCardioFocus, Inc.May 2016 · 19 co-filers$12.0MAVENU MEDICAL, INC.Dec 2015 · 10 co-filers$6.0MGTL Systems, Inc.Aug 2014 · 9 co-filers$200KDIGITAL AUTHENTICATION TECHNOLOGIES INCJul 2014 · 9 co-filers$1.0MCAYMUS MEDICAL, INC.May 2011 · 5 co-filers$5.5MNGAS Partners 2010-A, Ltd.Dec 2010 · 15 co-filers$61.2MNGAS Partners 2010-A, Ltd.Dec 2010 · 15 co-filers$61.2MNGAS Partners 2010-A, Ltd.Dec 2010 · 15 co-filers$61.2MNGAS Partners 2010-A, Ltd.Nov 2010 · 15 co-filers$61.2MNGAS Partners 2010-A, Ltd.Oct 2010 · 15 co-filers$61.2MNGAS Partners 2010-A, Ltd.Sep 2010 · 15 co-filers$61.2MCAYMUS MEDICAL, INC.Sep 2010 · 5 co-filers$1.0MNGAS Partners 2010-A, Ltd.Sep 2010 · 15 co-filers$61.2MNGAS Partners 2010-A, Ltd.Aug 2010 · 15 co-filers$61.2MNGAS Partners 2010-A, Ltd.Aug 2010 · 15 co-filers$61.2MNGAS Partners 2010-A, Ltd.Jul 2010 · 15 co-filers$61.2M
Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See Mark in the interactive graph →