People · Operator

Beth Seidenberg, M.D.

Named in public records as an officer, director or promoter · active 2017–2025 · Biotechnology, Pharmaceuticals

3
Companies
6
Filings
$285.3M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Electra Therapeutics, Inc.BiotechnologySeries D+$134.2M$962.3M2025
Expansion Therapeutics, Inc.PharmaceuticalsSeries C$78.3M$1.1B2017
Kate Therapeutics Inc.BiotechnologySeries B$72.8M$163.8M2021
Operator network

Beth Seidenberg, M.D. 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.

Matthew Fust · 4 companies · 1 sharedMatthew FustCarl Gordon, Ph.D. · 2 companies · 1 sharedCarl Gordon, Ph.D.Nancy Stagliano, Ph.D. · 1 companies · 1 sharedNancy Stagliano, …Quehuong (Kathy) Dong, Pharm.D. · 1 companies · 1 sharedQuehuong (Kathy) …Thomas Geninatti, Ph.D. · 1 companies · 1 sharedThomas Geninatti,…SCOTT ROCKLAGE · 9 companies · 1 sharedSCOTT ROCKLAGEJason Hafler · 6 companies · 1 sharedJason HaflerPaul Stone · 5 companies · 1 sharedPaul StoneKevin Forrest · 3 companies · 1 sharedKevin ForrestYujiro Hata · 3 companies · 1 sharedYujiro HataMatthew Disney · 2 companies · 1 sharedMatthew DisneyAndy Phillips, Ph.D. · 1 companies · 1 sharedAndy Phillips, Ph…Campbell Murray, M.B.B.S., M.B.A. · 1 companies · 1 sharedCampbell Murray, …Jason Hafler, Ph.D. · 1 companies · 1 sharedJason Hafler, Ph.…Laura Tadvalkar, Ph.D. · 1 companies · 1 sharedLaura Tadvalkar, …Matthew Disney, Ph.D. · 1 companies · 1 sharedMatthew Disney, P…Renato Skerlj, Ph.D. · 1 companies · 1 sharedRenato Skerlj, Ph…Scott Rocklage, Ph.D. · 1 companies · 1 sharedScott Rocklage, P…Yujiro Hata, M.B.A. · 1 companies · 1 sharedYujiro Hata, M.B.…Kevin Forrest, Ph.D. · 2 companies · 2 sharedKevin Forrest, Ph…Clare Ozawa, Ph.D. · 1 companies · 1 sharedClare Ozawa, Ph.D.Electra Therapeutics, Inc. · $134.2M raisedElectra Therapeutics,…Expansion Therapeutics, Inc. · $78.3M raisedExpansion Therapeutic…Kate Therapeutics Inc. · $72.8M raisedKate Therapeutics Inc.Beth Seidenberg, M.D.BM
Beth Seidenberg, M.D. Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Kevin Forrest, Ph.D.22
SCOTT ROCKLAGE19
Jason Hafler16
Paul Stone15
Matthew Fust14
Kevin Forrest13
Yujiro Hata13
Carl Gordon, Ph.D.12
Matthew Disney12
Campbell Murray, M.B.B.S., M.B.A.11
Yujiro Hata, M.B.A.11
Matthew Disney, Ph.D.11
Jason Hafler, Ph.D.11
Thomas Geninatti, Ph.D.11
Nancy Stagliano, Ph.D.11
Quehuong (Kathy) Dong, Pharm.D.11
Clare Ozawa, Ph.D.11
Renato Skerlj, Ph.D.11
Laura Tadvalkar, Ph.D.11
Andy Phillips, Ph.D.11

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.