People · Operator

James B. O'Neill

Named in public records as an officer, director or promoter · active 2023–2023 · Pharma

1
Companies
1
Filings
$19.0M
Combined raised · real
Single
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
ADvantage Therapeutics, Inc.—PharmaSeries A$19.0M$111.4M2023
Operator network

James B. O'Neill 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.

Jeffrey B. Madden · 2 companies · 1 sharedJeffrey B. MaddenWalter B. Schmidt · 2 companies · 1 sharedWalter B. SchmidtAgustin Fernandez Santana III · 1 companies · 1 sharedAgustin Fernandez…David B. Buchsbaum · 1 companies · 1 sharedDavid B. BuchsbaumFrank B. Mattner · 1 companies · 1 sharedFrank B. MattnerADvantage Therapeutics, Inc. · $19.0M raisedADvantage Therapeutic…James B. O'NeillJO
James B. O'Neill Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Jeffrey B. Madden12
Walter B. Schmidt12
Agustin Fernandez Santana III11
David B. Buchsbaum11
Frank B. Mattner11

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.