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Düsseldorf

Dr. John-Markus Maddaloni

Associate
john-markus.maddaloni@freshfields.com
Düsseldorf: +49 211 49 79 0
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About

John-Markus Maddaloni is a member of our Data & Technology practice, advising on European, and particularly German, legal and regulatory matters concerning data, cybersecurity, and artificial intelligence.

His practice spans established and emerging regulatory frameworks across these areas. He supports organisations in developing and implementing complex compliance strategies and programmes, including governance structures, product assessments, and incident response. He also advises clients on regulatory investigations, litigation, and transactions involving data, cybersecurity, and AI.

Across his practice, John-Markus combines legal expertise with a strong understanding of technology, enabling him to analyse complex technical matters and translate them into clear legal and practical solutions.

John-Markus is fluent in German and English.

Capabilities

Artificial intelligence
Data, cybersecurity and tech regulation
Intellectual property
Investigations
Mass claims and class actions
Mergers and acquisitions
Regulatory and compliance advisory
Automotive
Financial services
Life sciences

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German

Dr. John-Markus Maddaloni

Associate
john-markus.maddaloni@freshfields.com

T +49 211 49 79 0

Düsseldorf Office

Feldmühleplatz 1

Düsseldorf 40545

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