He focuses on Swiss and international taxation, cross-border tax planning, corporate reorganizations and restructurings, M&A as well as financing transactions.

Prior to joining Loyens & Loeff, Thomas worked as a teaching and research assistant at the Chair for Swiss and International Tax Law of the University of Zurich.

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Memberships

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International Fiscal Association (IFA), 2022
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Qualifications

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PhD, University of Zurich, Switzerland, 2025
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Master of Law, Double Degree KU Leuven - University of Zurich, University of Zurich, Switzerland, 2021
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Master of Law, Double Degree KU Leuven - University of Zurich, KU Leuven, Belgium, 2020
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Bachelor of Law, KU Leuven, Belgium, 2019
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Publications

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Dilen, T. (2026). Crypto Tax Transparency. Series on International Taxation, Vol. 94. Alphen aan den Rijn, Nederland: Wolters Kluwer

Thomas Dilen

Associate - Tax Adviser

Thomas.Dilen@loyensloeff.com

Zurich

English, Dutch, German

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<p>Thomas is an associate and a member of the International Tax and Transfer Pricing practice group in the Zurich office.</p>

He focuses on Swiss and international taxation, cross-border tax planning, corporate reorganizations and restructurings, M&A as well as financing transactions.

Prior to joining Loyens & Loeff, Thomas worked as a teaching and research assistant at the Chair for Swiss and International Tax Law of the University of Zurich.