Dennis Witte CIA®, FMVA®, CMSA® in

Dennis Witte CIA®, FMVA®, CMSA®

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Senior Manager Internal Audit at Deutsche Glasfaser Unternehmensgruppe
📍 Düsseldorf, North Rhine-Westphalia, Germany

Dennis Witte is a Senior Manager of Internal Audit at Deutsche Glasfaser, bringing 20 years of experience in corporate governance, internal controls, and finance. A Certified Internal Auditor, he specializes in corporate audits, risk management, and data analytics, reporting to leadership and private equity investors.

He recently earned both the Financial Modeling & Valuation Analyst (FMVA) and Capital Markets & Securities Analyst (CMSA) certifications, demonstrating a strong commitment to continuous professional development.

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Experience
6 Years
Current Role
Senior Manager Internal Audit
Job Level
Middle
Location
Düsseldorf, North Rhine-Westphalia, Germany
Personality Overview

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Communication Style
Decision Approach
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Priorities

Topics Dennis cares about

Corporate Auditing
With 20 years of experience, he plans and performs corporate audits in finance, procurement, and business operations.
GRC & IT Security
His current role involves supporting Corporate Risk Management and collaborating with IT Security, indicating a focus on integrated Governance, Risk, and Compliance.
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Career

Work history

8-2025
Senior Manager Internal Audit
Deutsche Glasfaser Unternehmensgruppe
2-2021 - 8-2025
Senior Manager Internal Audit, Financial Audit & SOX Audit
BDO Germany
8-2020 - 1-2021
Manager Risk Advisory Services SOX & Financial Audit
RSM
1-2020 - 8-2020
SOX Manager Internal Audit & Financial Advisory
Protiviti
1-2019 - 12-2019
Manager Internal Controls Financial Audits & SOX
Alliance Automotive Services
In the press

Media appearances

No media yetWe could not find public media appearances for this person.
Education
CAPITAL MARKETS & SECURITIES ANALYST
Corporate Finance Institute® (CFI)
1-2022 - 8-2022
FINANCIAL MODELING & VALUATION ANALYST
Corporate Finance Institute® (CFI)
Social presence
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Behavioral profile

DISC profile (public)

DISC behavioral profile

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