People · Operator

John Onopchenko

Named in public records as an officer, director or promoter · active 2009–2018 · Other Health Care, Healthtech, Other Technology, Biotechnology

4
Companies
8
Filings
$848.0M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Endologix Inc /De/Other Health CareSeries D+$420.0M$4.8B2018
Acutus Medical, Inc.HealthtechSeries D+$296.3M$68.9M2016
Oraya Therapeutics IncOther TechnologySeries B$74.9M$765.4M2009
Barosense IncBiotechnologySeries B$56.9M$1.2B2009
Operator network

John Onopchenko 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.

John McDermott · 5 companies · 1 sharedJohn McDermottLeslie V. Norwalk · 5 companies · 1 sharedLeslie V. NorwalkGregory D. Waller · 4 companies · 1 sharedGregory D. WallerRobert D Mitchell · 4 companies · 1 sharedRobert D MitchellJeffrey F. O'Donnell · 3 companies · 1 sharedJeffrey F. O'Donn…Matthew Thompson · 3 companies · 1 sharedMatthew ThompsonKevin Johnson · 12 companies · 1 sharedKevin JohnsonSteven Hochberg · 9 companies · 1 sharedSteven HochbergAndrew ElBardissi · 7 companies · 1 sharedAndrew ElBardissiScott Huennekens · 7 companies · 1 sharedScott HuennekensDavid Bonita · 6 companies · 1 sharedDavid BonitaAditya Puri · 4 companies · 1 sharedAditya PuriShahzad Malik · 4 companies · 1 sharedShahzad MalikVince Burgess · 3 companies · 1 sharedVince BurgessJames Taylor · 12 companies · 1 sharedJames TaylorBrian Halak · 10 companies · 1 sharedBrian HalakPeter Cohn · 10 companies · 1 sharedPeter CohnGuido Neels · 7 companies · 1 sharedGuido NeelsReza Zadno · 7 companies · 1 sharedReza ZadnoMark Brooks · 5 companies · 1 sharedMark BrooksAlan Levy · 7 companies · 1 sharedAlan LevyEric Linsley · 4 companies · 1 sharedEric LinsleyEndologix Inc /De/ · $420.0M raisedEndologix Inc /De/Acutus Medical, Inc. · $296.3M raisedAcutus Medical, Inc.Oraya Therapeutics Inc · $74.9M raisedOraya Therapeutics IncBarosense Inc · $56.9M raisedBarosense IncJohn OnopchenkoJO
John Onopchenko Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Kevin Johnson112
James Taylor112
Brian Halak110
Peter Cohn110
Steven Hochberg19
Alan Levy17
Andrew ElBardissi17
Reza Zadno17
Scott Huennekens17
Guido Neels17
David Bonita16
Leslie V. Norwalk15
Mark Brooks15
John McDermott15
Gregory D. Waller14
Robert D Mitchell14
Shahzad Malik14
Eric Linsley14
Aditya Puri14
Jeffrey F. O'Donnell13

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.