Marek Stiefenhofer
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Marek Stiefenhofer Email & Phone Number

Progress is impossible without change, and those who cannot change their minds cannot change anything. at r-tec IT Security GmbH
Location: Cologne Bonn Region, Germany, Germany 5 work roles 1 school
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Current company
r-tec IT Security GmbH
Role
Progress is impossible without change, and those who cannot change their minds cannot change anything.
Location
Cologne Bonn Region, Germany, Germany
Company size
37 employees

Who is Marek Stiefenhofer? Overview

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Marek Stiefenhofer is listed as Progress is impossible without change, and those who cannot change their minds cannot change anything. at r-tec IT Security GmbH, a company with 37 employees, based in Cologne Bonn Region, Germany, Germany. AeroLeads shows a matched LinkedIn profile for Marek Stiefenhofer.

Marek Stiefenhofer previously worked as Managing Director at R-Tec It Security Gmbh and Managing Director, Partner at R-Tec It Security Gmbh. Marek Stiefenhofer studied at Fachhochschule Dortmund.

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Email format at r-tec IT Security GmbH

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r-tec IT Security GmbH

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About Marek Stiefenhofer

Cyber Security Framework: Identify > Protect > Detect > Respond > ManageOffensive SecurityCyber Security StrategyRisk & Compliance Management, ISMSState of The Art Security ArchitecturesCloud / IT / OT / IoT / IIoT / KRITIS ProtectionCyber Defense CenterCyber Advisory CenterManaged Detection and ResponseIncident Response

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Marek Stiefenhofer's current company

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r-tec IT Security GmbH
R-Tec It Security Gmbh
Progress is impossible without change, and those who cannot change their minds cannot change anything.
Website
r-tec.net
Employees
37
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5 roles · 9 years

Marek Stiefenhofer work experience

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Managing Director

Current
R-Tec It Security Gmbh

Wuppertal, North Rhine-Westphalia, Germany

CTO, Director Cyber Advisory Center

Aug 2024 - Present

Director Business Unit Cyber Security Consulting

R-Tec It Security Gmbh

Wuppertal Area, Germany

2017 - Sep 2021

Team Leader Security Management And Assessments

R-Tec It Systeme Gmbh

Wuppertal

Projects focussed on IT security management and IT risk analyses. Design and implementation of customer specific security solutions. Auditing, penetration testing, expert opinions..

Sep 2007 - Sep 2021

Information Security Officer

Ecofis Gmbh

Dortmund

Konzeption, Kontrolle und Weiterentwicklung der IT-Sicherheitslösungen. Erarbeitung und Durchsetzung von konzernweiten IT-Sicherheitsrichtlinien. Auditierung und Beratung der Kunden.

Sep 1999 - Aug 2007
Team & coworkers

Colleagues at r-tec IT Security GmbH

Other employees you can reach at r-tec.net. View company contacts for 37 employees →

JJ Jacqueline Jendyk Jacqueline Jendyk Colleague at R-Tec It Security GmbhWuppertal, North Rhine-Westphalia, Germany, Germany View → LL Lars Langewiesche Lars Langewiesche Colleague at R-Tec It Security GmbhSprockhövel, North Rhine-Westphalia, Germany, Germany View → JP Jonas Plitt Jonas Plitt Colleague at R-Tec It Security GmbhCologne Bonn Region, Germany View → JM Jasmin Marquaß Jasmin Marquaß Colleague at R-Tec It Security GmbhRuhr Region, Germany View → VM Victor Martins Victor Martins Colleague at R-Tec It Security GmbhGermany, Germany View → AT Aleksandar T. Aleksandar T. Colleague at R-Tec It Security GmbhSofia Metropolitan Area, Bulgaria View → HN Hinsena N. Hinsena N. Colleague at R-Tec It Security GmbhWuppertal, North Rhine-Westphalia, Germany, Germany View → SF Stephanie F. Stephanie F. Colleague at R-Tec It Security GmbhWuppertal, North Rhine-Westphalia, Germany, Germany View → PP Pavel Prostine Pavel Prostine Colleague at R-Tec It Security GmbhBingen, Rhineland-Palatinate, Germany, Germany View → PP Penyo Penev Penyo Penev Colleague at R-Tec It Security GmbhSofia, Sofia City, Bulgaria, Bulgaria View →
1 education record

Marek Stiefenhofer education

FAQ

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What company does Marek Stiefenhofer work for?

Marek Stiefenhofer works for r-tec IT Security GmbH.

What is Marek Stiefenhofer's role at r-tec IT Security GmbH?

Marek Stiefenhofer is listed as Progress is impossible without change, and those who cannot change their minds cannot change anything. at r-tec IT Security GmbH.

Where is Marek Stiefenhofer based?

Marek Stiefenhofer is based in Cologne Bonn Region, Germany, Germany while working with r-tec IT Security GmbH.

What companies has Marek Stiefenhofer worked for?

Marek Stiefenhofer has worked for R-Tec It Security Gmbh, R-Tec It Systeme Gmbh, and Ecofis Gmbh.

Who are Marek Stiefenhofer's colleagues at r-tec IT Security GmbH?

Marek Stiefenhofer's colleagues at r-tec IT Security GmbH include Jacqueline Jendyk, Lars Langewiesche, Jonas Plitt, Jasmin Marquaß, and Victor Martins.

How can I contact Marek Stiefenhofer?

You can use AeroLeads to view verified contact signals for Marek Stiefenhofer at r-tec IT Security GmbH, including work email, phone, and LinkedIn data when available.

What schools did Marek Stiefenhofer attend?

Marek Stiefenhofer studied at Fachhochschule Dortmund.

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