Skip to main content
Skip to main content

Welcome to the website of the Chair of Business Administration, in particular Corporate Taxation

Team Lehrstuhl UB

Prof. Dr. Martin Thomsen and his team focus their teaching and research on corporate taxation at the University of Siegen. In doing so, emphasis is always placed on interaction with business practice.

Students, researchers and practice partners - on the following web pages, all interest groups will find all the information they need about our chair. If you have any questions or suggestions, please do not hesitate to contact us.

We look forward to getting to know you!

Prof. Dr. Martin Thomsen and his team

Logo LUB

Mareike Hockmann joins the Chair of Corporate Taxation!

Prof. Thomsen welcomes Mareike Hockmann as a research assistant.

Logo TaXquisite LUB

New application phase for TaXquisite

Apply now until April 21, 2026!

Logo TaXquisite LUB

A guest at the Siegen tax office

Practical insights for participants in the TaXquisite program

Logo LUB

Prof. Dr. Martin Thomsen becomes the new holder of the Chair of Corporate Taxation!

On 30.01.2023, Prof. Dr. Martin Thomsen will start at the University of Siegen and take over the Chair of Corporate Taxation.

Logo SiFo

32nd Siegen Colloquium of the Siegen Forum on Accounting, Auditing and Taxation

Logo LUB

Christian Dornhoff joins the Chair of Corporate Taxation!

Prof. Thomsen welcomes Christian Dornhoff as a research assistant.

EIASM Conference on Current Research in Taxation

AAT end-of-semester event

Award of the title of Honorary Professor and inaugural lecture by Prof. Dr. Martin Cordes

Contact us

Postal address

University of Siegen

Schools III

Chair of Business Administration, in particular Corporate Taxation

57068 Siegen

Visitor address

University of Siegen

Schools III

Chair of Business Administration, in particular Corporate Taxation

Prof. Dr. Martin Thomsen

Lower Castle 3

57072 Siegen