Dennis Witte CIA®, FMVA®, CMSA®

Critic
DISC Type : C

Senior Manager Internal Audit at Deutsche Glasfaser Unternehmensgruppe

Düsseldorf, North Rhine-Westphalia, Germany

Overview

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.

Personality Overview

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.

Topics They Care 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.
Audit Technology
His background includes using BI tools, Process Mining, and RPA to create audit dashboards and automate processes.

Media Appearances

Dennis has no verified media appearances

Work History

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

Education

CAPITAL MARKETS & SECURITIES ANALYST from Corporate Finance Institute® (CFI)
1-2022 - 8-2022
FINANCIAL MODELING & VALUATION ANALYST from Corporate Finance Institute® (CFI)

More Information

Social Presence :

Prographics :

Exp : 6 Location : Düsseldorf, North Rhine-Westphalia, Germany Job Level : Middle Designation : Senior Manager Internal Audit at Deutsche Glasfaser Unternehmensgruppe
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Insights For Selling To Dennis

During A Call Or A Meeting

DO's

  • Leverage facts and figures wherever possible; use percentages, numbers etc.
  • Be ready to answer many clarity-seeking questions and requests for information
  • Use phrases like ‘expect X% improvement’, ‘data clearly shows’ etc.

DONT's

  • Make extra effort to not seem pushy or confrontational
  • Don’t try to give too many examples of other users, they like to make their own decisions
  • Avoid phrases like ‘trust me’, ‘others just love’ etc.

When Cold Calling

When Writing An Email

While Negotiating & Closing

    The secret to closing fast with Dennis is

  • Strong evidence of ROI, effective pricing, and proven data points matter the most to them.
  • Will you ever get a clear answer from Dennis

  • It is not very hard for them to say no if they are not convinced about the decision.

Insights For Deal Planning

    How fast (or slow) will Dennis move?

  • Their decision-making is neither very fast nor very slow, they are somewhere in between.
  • Can Dennis take some risk or not?

  • They can take risks if their analysis shows that it would be worth it.

You And Dennis

Personality Compatibility


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