People · Operator

Jason B. O'Byrne

Named in public records as an officer, director or promoter · active 2021–2021 · Biotechnology

1
Companies
1
Filings
$141.0M
Combined raised · real
Single
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Caribou Biosciences, Inc.BiotechnologySeries D+$141.0M$3.8B2021
Operator network

Jason B. O'Byrne 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.

Robert Weisskoff · 12 companies · 1 sharedRobert WeisskoffJenny Rooke · 5 companies · 1 sharedJenny RookeRodolphe Barrangou · 3 companies · 1 sharedRodolphe BarrangouAndrew May · 2 companies · 1 sharedAndrew MayBarbara G. McClung · 2 companies · 1 sharedBarbara G. McClungNatalie R. Sacks · 2 companies · 1 sharedNatalie R. SacksRachel Haurwitz · 2 companies · 1 sharedRachel HaurwitzAndrew P. May · 1 companies · 1 sharedAndrew P. MayJeffrey G. Long-McGie · 1 companies · 1 sharedJeffrey G. Long-M…Jenny E. Rooke · 1 companies · 1 sharedJenny E. RookePhilip E. Austin · 1 companies · 1 sharedPhilip E. AustinRachel E. Haurwitz · 1 companies · 1 sharedRachel E. HaurwitzRobert E. Weisskoff · 1 companies · 1 sharedRobert E. Weissko…Rodolphe E. Barrangou · 1 companies · 1 sharedRodolphe E. Barra…Santhosh G. Palani · 1 companies · 1 sharedSanthosh G. PalaniSteven B. Kanner · 1 companies · 1 sharedSteven B. KannerUn G. Kwon-Casado · 1 companies · 1 sharedUn G. Kwon-CasadoCaribou Biosciences, Inc. · $141.0M raisedCaribou Biosciences, …Jason B. O'ByrneJO
Jason B. O'Byrne Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Robert Weisskoff112
Jenny Rooke15
Rodolphe Barrangou13
Andrew May12
Natalie R. Sacks12
Barbara G. McClung12
Rachel Haurwitz12
Philip E. Austin11
Steven B. Kanner11
Santhosh G. Palani11
Jeffrey G. Long-McGie11
Jenny E. Rooke11
Rodolphe E. Barrangou11
Robert E. Weisskoff11
Andrew P. May11
Rachel E. Haurwitz11
Un G. Kwon-Casado11

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.