People · Operator

Jonathan Feldmann

Named in public records as an officer, director or promoter · active 2018–2021 · Biotechnology, Pharmaceuticals

2
Companies
2
Filings
$3.2M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Angstrom Bio, Inc.—BiotechnologySeed$3.0M$81.6M2021
Aperta Biosciences, LLC—PharmaceuticalsPre-Seed$175K$8.3M2018
Operator network

Jonathan Feldmann 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.

Carlos Santos · 2 companies · 2 sharedCarlos SantosForrest Cox · 2 companies · 2 sharedForrest CoxAngstrom Bio, Inc. · $3.0M raisedAngstrom Bio, Inc.Aperta Biosciences, LLC · $0.2M raisedAperta Biosciences, L…Jonathan FeldmannJF
Jonathan Feldmann Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Carlos Santos22
Forrest Cox22

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.