People · Operator

Jonathan Hartmann

Named in public records as an officer, director or promoter · active 2021–2024 · Biotechnology, Other Health Care

2
Companies
2
Filings
$18.0M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Nirrin Technologies, Inc.BiotechnologySeries A$13.3M$30.9M2021
Triple Endoscopy, Inc.Other Health CareSeed$4.7M$9.6M2024
Operator network

Jonathan Hartmann 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 Carr Michael · 1 companies · 1 sharedDavid Carr MichaelDavid Michael Seldin · 1 companies · 1 sharedDavid Michael Sel…Debrah Carr Herman · 1 companies · 1 sharedDebrah Carr HermanDebrah C. Herman · 1 companies · 1 sharedDebrah C. HermanGregory Cresenzi · 1 companies · 1 sharedGregory CresenziJohn C. Ho · 1 companies · 1 sharedJohn C. HoMatthew Carr Gunnison · 1 companies · 1 sharedMatthew Carr Gunn…David Pierce · 5 companies · 1 sharedDavid PierceChris Rowland · 2 companies · 1 sharedChris RowlandRyan Hartman · 2 companies · 1 sharedRyan HartmanBetsy Lahue · 1 companies · 1 sharedBetsy LahueCarl Traynor · 1 companies · 1 sharedCarl TraynorDavid Bunning · 1 companies · 1 sharedDavid BunningEmily DeBoer · 1 companies · 1 sharedEmily DeBoerJeff Harrington · 1 companies · 1 sharedJeff HarringtonJeremy Prager · 1 companies · 1 sharedJeremy PragerJoel Friedlander · 1 companies · 1 sharedJoel FriedlanderRobin Deterding · 1 companies · 1 sharedRobin DeterdingNirrin Technologies, Inc. · $13.3M raisedNirrin Technologies, …Triple Endoscopy, Inc. · $4.7M raisedTriple Endoscopy, Inc.Jonathan HartmannJH
Jonathan Hartmann Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
David Pierce15
Ryan Hartman12
Chris Rowland12
Jeff Harrington11
Joel Friedlander11
Carl Traynor11
Jeremy Prager11
Robin Deterding11
Emily DeBoer11
Debrah Carr Herman11
David Carr Michael11
Matthew Carr Gunnison11
Gregory Cresenzi11
David Michael Seldin11
Debrah C. Herman11
John C. Ho11
Betsy Lahue11
David Bunning11

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.