People · Operator

Johan Mattias Westerman

Named in public records as an officer, director or promoter · active 2019–2019 · Biotechnology

1
Companies
1
Filings
$91.1M
Combined raised · real
Single
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
ClearNote Health, Inc.BiotechnologySeries C$91.1M$137.7M2019
Operator network

Johan Mattias Westerman 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.

David Mullarkey · 2 companies · 1 sharedDavid MullarkeySamuel Levy · 2 companies · 1 sharedSamuel LevyStephen Quake · 2 companies · 1 sharedStephen QuakeJohan Mattias Westman · 1 companies · 1 sharedJohan Mattias Wes…Samuel Mattias Levy · 1 companies · 1 sharedSamuel Mattias Le…Tina Mattias Nova · 1 companies · 1 sharedTina Mattias NovaClearNote Health, Inc. · $91.1M raisedClearNote Health, Inc.Johan Mattias WestermanJW
Johan Mattias Westerman Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Stephen Quake12
David Mullarkey12
Samuel Levy12
Tina Mattias Nova11
Samuel Mattias Levy11
Johan Mattias Westman11

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.