People · Operator

Thomas B Neff

Named in public records as an officer, director or promoter · active 2009–2014 · Biotechnology, Pharmaceuticals

3
Companies
6
Filings
$169.7M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Kolltan Pharmaceuticals IncBiotechnologySeries C$137.0M$2.5B2009
Fibrogen IncPharmaceuticalsSeries B$20.0M$680.1M2014
FibroGen China Anemia Holdings, Ltd.BiotechnologySeries A$12.7M$242.5M2012
Operator network

Thomas B Neff 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.

Peter 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…Carolyn 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 NeffW. Bradford Middlekauff · 2 companies · 1 sharedW. Bradford Middl…Alex Bolte · 1 companies · 1 sharedAlex BolteArthur G. Altschul, Jr. · 1 companies · 1 sharedArthur G. Altschu…Axel G. Bolte · 1 companies · 1 sharedAxel G. BolteJoseph B. Schlessinger · 1 companies · 1 sharedJoseph B. Schless…Joseph Peter Schlessinger · 1 companies · 1 sharedJoseph Peter Schl…James A. Schoeneck · 3 companies · 1 sharedJames A. SchoeneckRory B. Riggs · 2 companies · 1 sharedRory B. RiggsFrank H. Valone · 1 companies · 1 sharedFrank H. ValoneJorma Pedro Routti · 1 companies · 1 sharedJorma Pedro RouttiJulian N. Stern · 1 companies · 1 sharedJulian N. SternKalevi F. Kurkijarvi · 1 companies · 1 sharedKalevi F. Kurkija…Kolltan Pharmaceuticals Inc · $137.0M raisedKolltan Pharmaceutica…Fibrogen Inc · $20.0M raisedFibrogen IncFibroGen China Anemia Holdings, Ltd. · $12.7M raisedFibroGen China Anemia…Thomas B NeffTN
Thomas B Neff Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Peter Hirth17
Axel Bolte16
E. Jonathan Soderstrom13
Gerald McMahon13
Jane Pritchett Henderson13
James A. Schoeneck13
K. Peter Hirth12
Michael Schmertzler12
Rory B. Riggs12
W. Bradford Middlekauff12
Carolyn F. Sidor12
Joseph Schlessinger12
Thomas Neff12
Toshinari N. Tamura11
Kalevi F. Kurkijarvi11
Julian N. Stern11
Pat B. Cotroneo11
Roberto Pedro Rosenkranz11
Paul Jonathan Medeiros11
Stanley Pritchett Choy11

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.