Mario H. Jungmann in

Mario H. Jungmann

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Chief Information Security Officer (CISO) at Kooyman B.V.
📍 The Randstad, Netherlands

Mario is a seasoned IT executive with over 25 years of international experience as a CISO, CIO, and Enterprise Architect, specializing in mergers and acquisitions. He holds CISA, CRISC, and CISM certifications and is described by colleagues as decisive, innovative, and professional, with a talent for managing pan-European projects.

Outside of his corporate roles, Mario is the founder of CritterKingNL, a non-profit initiative dedicated to his passion for keeping and breeding rare and endangered species of reptiles and amphibians. He has over 25 years of experience as a hobby breeder, focusing on various species of geckos and chameleons.

He has successfully bred multiple rare montane chameleon species from Tanzania and Cameroon since 1995.

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Experience
23 Years
Current Role
Chief Information Security Officer (CISO)
Job Level
Leadership
Location
The Randstad, Netherlands
Personality Overview

How Mario shows up

Communication Style
Decision Approach
Work Preference

Behavioral traits and communication patterns that shape how this person evaluates opportunities, builds trust, and makes decisions in professional settings.

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Priorities

Topics Mario cares about

IT Security & Compliance
As a CISO with CISM and CRISC certifications, he has deep expertise in implementing compliance frameworks for large organizations like Baker Tilly and Kooyman B. V.
Mergers & Acquisitions
This is a listed specialty, indicating significant experience in navigating the complex IT challenges that arise during corporate mergers and divestments.
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Career

Work history

1-2024
Chief Information Security Officer (CISO)
Kooyman B.V.
7-2023
Funding & Project Coördinator | Inriguo Plantae (Hortus Botanicus)
Delft University of Technology
1-2023
Senior Consultant
Agerion IT
12-2022
Chief Information Security Officer (CISO (Interim))
Baker Tilly
12-2019 - 9-2024
CIO a.i.
VISUfarma - the eye health company
In the press

Media appearances

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Education
2021 - 2022
University
ISACA
2010 - 2011
University
ISACA
Social presence
in
Behavioral profile

DISC profile (public)

DISC behavioral profile

Dominance, influence, steadiness, and calculativeness scores with guidance on how this person prefers to communicate and decide.

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