People · Operator

W. Bradford Middlekauff

Named in public records as an officer, director or promoter · active 2008–2022 · Biotechnology

2
Companies
8
Filings
$976.8M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Castle Creek Biosciences, Inc.BiotechnologyGrowth/Late$839.8M$804.8M2021
Kolltan Pharmaceuticals IncBiotechnologySeries C$137.0M$2.5B2008
Operator network

W. Bradford Middlekauff 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.

Antonio Gracias · 15 companies · 1 sharedAntonio GraciasPatrick J. Morris · 8 companies · 1 sharedPatrick J. MorrisAntonio J. Gracias · 7 companies · 1 sharedAntonio J. GraciasJeffrey Aronin · 6 companies · 1 sharedJeffrey AroninPatrick Morris · 6 companies · 1 sharedPatrick MorrisMichael Derby · 5 companies · 1 sharedMichael DerbyTimothy Cunniff · 5 companies · 1 sharedTimothy CunniffDarien Parhad · 4 companies · 1 sharedDarien ParhadJeffrey S. Aronin · 4 companies · 1 sharedJeffrey S. AroninTimothy M. Cunniff · 2 companies · 1 sharedTimothy M. CunniffPeter Hirth · 7 companies · 1 sharedPeter HirthAxel Bolte · 6 companies · 1 sharedAxel BolteE. Jonathan Soderstrom · 3 companies · 1 sharedE. Jonathan Soder…Gerald McMahon · 3 companies · 1 sharedGerald McMahonJane Pritchett Henderson · 3 companies · 1 sharedJane Pritchett He…Thomas B Neff · 3 companies · 1 sharedThomas B NeffCarolyn F. Sidor · 2 companies · 1 sharedCarolyn F. SidorJoseph Schlessinger · 2 companies · 1 sharedJoseph Schlessing…K. Peter Hirth · 2 companies · 1 sharedK. Peter HirthMichael Schmertzler · 2 companies · 1 sharedMichael Schmertzl…Thomas Neff · 2 companies · 1 sharedThomas NeffAlex Bolte · 1 companies · 1 sharedAlex BolteCastle Creek Biosciences, Inc. · $839.8M raisedCastle Creek Bioscien…Kolltan Pharmaceuticals Inc · $137.0M raisedKolltan Pharmaceutica…W. Bradford MiddlekauffWM
W. Bradford Middlekauff Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Antonio Gracias115
Patrick J. Morris18
Peter Hirth17
Antonio J. Gracias17
Jeffrey Aronin16
Patrick Morris16
Axel Bolte16
Michael Derby15
Timothy Cunniff15
Jeffrey S. Aronin14
Darien Parhad14
Gerald McMahon13
Thomas B Neff13
E. Jonathan Soderstrom13
Jane Pritchett Henderson13
Timothy M. Cunniff12
Thomas Neff12
Joseph Schlessinger12
Michael Schmertzler12
K. Peter Hirth12

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.