Investor · Woodland Hills, CA
William Koch
Open William in the network graph →Capital
$4.4M
across filings
Active
Jan 2011
to Mar 2026
Most-connected co-filers (196)
Alex Yu · NEW YORK, NY60 sharedJonathan Steindorff · Los Angeles, CA60 sharedCora O'Donohoe · Dublin, Ireland49 sharedJohn Altomare · Jamison, PA12 sharedNeil C. Mckinnon · San Francisco, CA11 sharedNitesh Gandhi · Austin, TX11 sharedGary Fenton · Woodland Hills, CA11 sharedRobert A. Puglisi · Jamison, PA10 sharedReading Endoscopy Management, L.L.C · Jamison, PA10 sharedJames Odlin · New York, NY9 sharedKeith Decker · New Bedford, MA9 sharedMartin Smullen · New York, NY8 sharedLisa A. Arington-Glesinger · Cottage Grove, WI8 sharedTim Calveley · New York, NY8 sharedAmi W. Dwyer · Columbus, OH8 sharedWilfred Jaeger · Red Bank, NJ8 sharedGamefish Partners LLC · Jackson, WY7 sharedRoy Sheppard · Jamestown, ND7 sharedRay Braun · Valley City, ND7 sharedGene Smestad · Valley City, ND7 sharedJoe Hauer · Bismarck, ND7 sharedBrad Fay · Bismark, ND7 sharedCraig Lloyd · SIOUX FALLS, SD7 sharedStan Johnson · Fargo, ND7 shared Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See William in the interactive graph →