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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.

Memberships

International Fiscal Association (IFA), 2022

Qualifications

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

Publications

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

<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.