Dennis Witte CIA®, FMVA®, CMSA® in

Dennis Witte CIA®, FMVA®, CMSA®

Critic · DISC type C
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

How Dennis shows up

ROI Driven
Precise
Critic

They enjoy working alone and do not rely on others very often. It is very likely that they will negotiate pricing or other important terms. They prefer to do logical analysis and value evidence over emotions.

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
in
Behavioral profile

DISC profile (public)

C

Calculativeness (C)

Calculativeness (C) reflects the degree to which a person is likely to be cautious, systematic and analytical. Those scoring high tend to emphasise quality and accuracy.

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