People · Operator

David De Graaf

Named in public records as an officer, director or promoter · active 2011–2020 · Biotechnology, Other Health Care

3
Companies
3
Filings
$359.2M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Abcuro, Inc.BiotechnologySeries D+$225.9M$718.8M2020
Mediar Therapeutics, Inc.BiotechnologySeries C$127.9M$194.6M2019
Selventa, Inc.Other Health CareSeries A$5.5M$100.2M2011
Operator network

David De Graaf 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.

John Edwards · 8 companies · 1 sharedJohn EdwardsJason Hafler · 6 companies · 1 sharedJason HaflerJulius Knowles · 5 companies · 1 sharedJulius KnowlesDonald McCarthy · 3 companies · 1 sharedDonald McCarthyIyona Rajkomar · 3 companies · 1 sharedIyona RajkomarJohn Alexander Martin · 3 companies · 1 sharedJohn Alexander Ma…Evan Thompson · 2 companies · 1 sharedEvan ThompsonMeredith Fisher · 6 companies · 1 sharedMeredith FisherPeter Parker · 6 companies · 1 sharedPeter ParkerBrian Hubbard · 4 companies · 1 sharedBrian HubbardMichael Baran · 4 companies · 1 sharedMichael BaranNandita Shangari · 4 companies · 1 sharedNandita ShangariAllan Marchington · 3 companies · 1 sharedAllan MarchingtonAndreas Jurgeit · 2 companies · 1 sharedAndreas JurgeitCassidy Blundell · 2 companies · 1 sharedCassidy BlundellMichael Grey · 10 companies · 1 sharedMichael GreyNoubar Afeyan · 9 companies · 1 sharedNoubar AfeyanMitchell Bloom · 6 companies · 1 sharedMitchell BloomArnold Levine · 4 companies · 1 sharedArnold LevineChris Thomajan · 3 companies · 1 sharedChris ThomajanSean McCarthy · 3 companies · 1 sharedSean McCarthyJim Matheson · 2 companies · 1 sharedJim MathesonAbcuro, Inc. · $225.9M raisedAbcuro, Inc.Mediar Therapeutics, Inc. · $127.9M raisedMediar Therapeutics, …Selventa, Inc. · $5.5M raisedSelventa, Inc.David De GraafDG
David De Graaf Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Michael Grey110
Noubar Afeyan19
John Edwards18
Mitchell Bloom16
Meredith Fisher16
Jason Hafler16
Peter Parker16
Julius Knowles15
Nandita Shangari14
Arnold Levine14
Michael Baran14
Brian Hubbard14
Allan Marchington13
Sean McCarthy13
Iyona Rajkomar13
Chris Thomajan13
John Alexander Martin13
Donald McCarthy13
Michael Pavia12
Andreas Jurgeit12

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.