People · Operator

ROBERT ZIESERL

Named in public records as an officer, director or promoter · active 2009–2025 · Other Health Care, Biotechnology, Other Technology

5
Companies
25
Filings
$198.8M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Endotronix IncOther Health CareSeries C$116.1M$1.6B2016
Verax Biomedical IncBiotechnologySeries A$45.8M$91.8M2009
NuCurrent, Inc.Other TechnologySeries A$31.5M$3.3M2014
Ultrasound Medical Devices, Inc.Other Health CareSeed$3.2M$3.8M2015
simMachines, Inc.Other TechnologySeed$2.2M$75.6M2018
Operator network

ROBERT ZIESERL 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.

PAUL LAVIOLETTE · 12 companies · 1 sharedPAUL LAVIOLETTEFouad Azzam · 8 companies · 1 sharedFouad AzzamGerry Brunk · 5 companies · 1 sharedGerry BrunkJohn Flavin · 4 companies · 1 sharedJohn FlavinJames Hummer · 2 companies · 1 sharedJames HummerMarc Goldberg · 9 companies · 2 sharedMarc GoldbergBUZZ BENSON · 8 companies · 1 sharedBUZZ BENSONJOE DEL GUERCIO · 4 companies · 1 sharedJOE DEL GUERCIOMARC E. GOLDBERG · 4 companies · 1 sharedMARC E. GOLDBERGRobert Flanagan · 4 companies · 1 sharedRobert FlanaganJames Lousararian · 3 companies · 1 sharedJames LousararianJohn Major · 9 companies · 1 sharedJohn MajorDaniel Einhorn · 7 companies · 1 sharedDaniel EinhornMichael Seedman · 5 companies · 1 sharedMichael SeedmanKeith Browning · 4 companies · 1 sharedKeith BrowningChristopher J Jensen · 3 companies · 1 sharedChristopher J Jen…Robert Shaw · 3 companies · 1 sharedRobert ShawChris Jensen · 2 companies · 1 sharedChris JensenWayne Wager · 6 companies · 1 sharedWayne WagerThomas Kinnear · 3 companies · 1 sharedThomas KinnearEric Sieczka · 2 companies · 1 sharedEric SieczkaHEATHER GRISHAM · 2 companies · 1 sharedHEATHER GRISHAMEndotronix Inc · $116.1M raisedEndotronix IncVerax Biomedical Inc · $45.8M raisedVerax Biomedical IncNuCurrent, Inc. · $31.5M raisedNuCurrent, Inc.Ultrasound Medical Devices, Inc. · $3.2M raisedUltrasound Medical De…simMachines, Inc. · $2.2M raisedsimMachines, Inc.ROBERT ZIESERLRZ
ROBERT ZIESERL Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Marc Goldberg29
PAUL LAVIOLETTE112
John Major19
BUZZ BENSON18
Fouad Azzam18
Daniel Einhorn17
Wayne Wager16
Michael Seedman15
Gerry Brunk15
Keith Browning14
MARC E. GOLDBERG14
Robert Flanagan14
JOE DEL GUERCIO14
John Flavin14
Thomas Kinnear13
Christopher J Jensen13
James Lousararian13
Robert Shaw13
HEATHER GRISHAM12
W. CHRISTOPHER BADE12

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.