I am passionate about how intelligent and trusted data is powering technologies transforming organizations and how they conduct business.

Dennis Preuss

EY Global Assurance Chief Data Officer

Digital native. Business-driven partner. Trusted advisor. Family man into sports and nature. Advocate of diverse teams and advancement of women in tech. Advisory to governing bodies and C-suites.

Areas of focus

As EY Global Assurance Chief Data Officer, Dennis works closely with leaders around the world. He brings deep assurance, technology and client-service experience to demonstrate the long-term value of data-powered audits to clients.

Dennis has been an advocate for data-driven services and a public speaker for process mining since his early days. During his initial years at EY, he led the Innovation and Assurance Digital team in Germany, Switzerland and Austria.

He holds a professional qualification in both information systems and applied economics. Additionally, he has accreditations in audit, cyber security and data protection.

How Dennis is building a better working world

“Data and technology alone are not of value. But in the hands of professionals who combine it with business acumen, it unlocks unseen potential. It facilitates long-term value for a broader group of stakeholders, including employees, consumers, suppliers, communities, government, investors and shareholders.

My role is to provide that the EY Assurance teams around the world help enable trusted data and advanced technologies to strengthen the quality of service we provide to clients.”

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