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Responsible for the content:

Thomas Lorenz ZT GmbH

Headquarters Graz, Raiffeisenstrasse 30, 8010 Graz, Austria

Branch Vienna, Wiedner Hauptstrasse 39/1/7, 1040 Vienna, Austria

T: +43 316 819 248 F DW 30


FN 245826i HG Graz

UID ATU57922145

Partner: DI Dr. Thomas Lorenz, DI Jürgen Kraker, DI Gregor Schwarz, DI (FH) Martin Pramhas, DI Roland Reichl, Ing.Manfred Grangl, DI Christoph Schmied, MSc, DI Matija Jesenko

Concern / “Direction of the website”

Information about our services, promotion of the goals of the area of activity

Web development, hosting and support:

A fast, secure and search engine optimized WordPress website from Zeitgeist Online Marketing Agentur, based on the 1WP WordPress Framework

Disclaimer of liability

With regard to the technical properties of the Internet, no guarantee can be given for the authenticity, correctness and completeness of the information made available on the Internet. There is also no guarantee for the availability or operation of the homepage and its content.

Any liability for direct, indirect or other damage, regardless of its cause, which arises from the use or unavailability of the data and information on this homepage, is excluded to the extent permitted by law.

No warning without prior contact

If the content of these pages, including sub-pages and links, violate the rights of third parties or statutory provisions, please inform us free of charge. We guarantee that passages that are rightly objected to will be removed or changed immediately, without the need for legal assistance on your part. However, costs incurred by you without contacting us beforehand will be rejected and, if necessary, a counterclaim for violation of the aforementioned provisions will be filed.

The European Commission provides a platform for online dispute resolution (OS). Participation in the OS is not mandatory and the operator of this website does not take part in it either. The platform can be found at

Information about content, copyright and links

Insofar as personal designations are only given in male form in the content, they refer to women and men in the same way.

The content of this website is protected by copyright. The information is for personal use only. Any further use, in particular storage in databases, duplication and any form of commercial use as well as transfer to third parties – also in parts or in revised form – without the consent of the respective organization is prohibited.

Hyperlinks to this website are welcome. Any integration of individual pages of our offer in external frames is prohibited.


The confidentiality and worth of protection of your data and privacy is of utmost importance to us. That is why we consistently implement the provisions of the EU GDPR. You can find out about the cookies on this website and what data we process, store and pass on when you use this website in the data protection declaration.




We answer your questions quickly and reliably.


Graz, Wien


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