People · Operator

Stephen DeWeerth

Named in public records as an officer, director or promoter · active 2009–2009 · Biotechnology

1
Companies
1
Filings
$20.6M
Combined raised · real
Single
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Axion BioSystems, Inc.BiotechnologySeries A$20.6M$289.2M2009
Operator network

Stephen DeWeerth at the center, the companies they're named on, and every other operator named alongside them — an interlock map of shared founding teams, boards and funds. Name-matched, so treat as a research lead.

Mark Allen · 9 companies · 1 sharedMark AllenJames Ross · 4 companies · 1 sharedJames RossGreg Dane · 2 companies · 1 sharedGreg DaneDAVID J. GIBSON · 1 companies · 1 sharedDAVID J. GIBSONEdgar Brown · 1 companies · 1 sharedEdgar BrownEdgar J. Brown · 1 companies · 1 sharedEdgar J. BrownGlenn A. Epstein · 1 companies · 1 sharedGlenn A. EpsteinGLENN J. EPSTEIN · 1 companies · 1 sharedGLENN J. EPSTEINJames J. Ross · 1 companies · 1 sharedJames J. RossJAY J. TEICH · 1 companies · 1 sharedJAY J. TEICHJulian A. Bragg · 1 companies · 1 sharedJulian A. BraggMark J. Allen · 1 companies · 1 sharedMark J. AllenMICHELLE J. JARRARD · 1 companies · 1 sharedMICHELLE J. JARRA…Stephen J. DeWeerth · 1 companies · 1 sharedStephen J. DeWeer…Swaminathan J. Rajaraman · 1 companies · 1 sharedSwaminathan J. Ra…Swaminathan Rajaraman · 1 companies · 1 sharedSwaminathan Rajar…Thomas J. O'Brien · 1 companies · 1 sharedThomas J. O'BrienAxion BioSystems, Inc. · $20.6M raisedAxion BioSystems, Inc.Stephen DeWeerthSD
Stephen DeWeerth Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

People named alongside Stephen DeWeerth on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.

OperatorSharedTheir companies
Mark Allen19
James Ross14
Greg Dane12
Edgar Brown11
Swaminathan Rajaraman11
Swaminathan J. Rajaraman11
Edgar J. Brown11
Glenn A. Epstein11
Stephen J. DeWeerth11
James J. Ross11
Mark J. Allen11
GLENN J. EPSTEIN11
DAVID J. GIBSON11
JAY J. TEICH11
MICHELLE J. JARRARD11
Thomas J. O'Brien11
Julian A. Bragg11

People are matched by normalized name across records; a common name may merge distinct individuals. Treat as a research lead, the same way modeled valuations are directional, not quoted.