People · Operator

Joseph Cook, Jr.

Named in public records as an officer, director or promoter · active 2015–2015 · Biotechnology

1
Companies
1
Filings
$59.0M
Combined raised · real
Single
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Castle Biosciences IncBiotechnologySeries A$59.0M$361.5M2015
Operator network

Joseph Cook, Jr. 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.

Garheng Kong · 16 companies · 1 sharedGarheng KongDaniel Bradbury · 7 companies · 1 sharedDaniel BradburyJOSEPH C. COOK, JR. · 5 companies · 1 sharedJOSEPH C. COOK, J…Joseph C. Cook, III · 4 companies · 1 sharedJoseph C. Cook, I…Bonnie Anderson · 3 companies · 1 sharedBonnie AndersonMara Aspinall · 3 companies · 1 sharedMara AspinallDerek Maetzold · 2 companies · 1 sharedDerek MaetzoldJoe Cook, Jr. · 2 companies · 1 sharedJoe Cook, Jr.Bernhard E. Spiess · 1 companies · 1 sharedBernhard E. SpiessDaniel M. Bradbury · 1 companies · 1 sharedDaniel M. BradburyDavid C. Kabakoff, Ph.D. · 1 companies · 1 sharedDavid C. Kabakoff…Derek J. Maetzold · 1 companies · 1 sharedDerek J. MaetzoldFederico E. Monzon, M.D., FCAP · 1 companies · 1 sharedFederico E. Monzo…Frank C. Stokes · 1 companies · 1 sharedFrank C. StokesG. Bradley Cole · 1 companies · 1 sharedG. Bradley ColeCastle Biosciences Inc · $59.0M raisedCastle Biosciences IncJoseph Cook, Jr.JJ
Joseph Cook, Jr. Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Garheng Kong116
Daniel Bradbury17
JOSEPH C. COOK, JR.15
Joseph C. Cook, III14
Bonnie Anderson13
Mara Aspinall13
Derek Maetzold12
Joe Cook, Jr.12
Derek J. Maetzold11
Daniel M. Bradbury11
David C. Kabakoff, Ph.D.11
Frank C. Stokes11
Bernhard E. Spiess11
Federico E. Monzon, M.D., FCAP11
G. Bradley Cole11

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.