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Headquarter Darmstadt
(Sales and Administration)

MarkStein Software
Entwicklungs- und VertriebsGmbH
Marienburgstraße 27
D-64297 Darmstadt

Tel. +49 (6151) 396870
Fax +49 (6151) 3968710

Office hours:
Mon.-Thu. 9-17 o’clock, Fr. 9-15 o’clock

The headquarter of the Company is Darmstadt/Germany.
Managing directors are Hermann Ostgathe
and Dipl.-Ing. Michael Stühr.
The company is registered in the
Commercial Register Darmstadt under HRB 5682.

USt.-IdentNr.: DE162609143

Business Office Waldbröl
(Development and Support)

MarkStein Software
Entwicklungs- und VertriebsGmbH
Gartenstraße 3
D-51545 Waldbröl

Tel. +49 (2291) 9074180


„MarkStein“ is a registered trademark of MarkStein Software GmbH.

General terms and conditions (German)

Graphic concept: Annette Lührs
Webdesign: Agentur Schmelterdesign, Duisburg


Liability for contents
As a service provider we are responsible according to § 7 Abs.1 TMG for our own contents on these pages according to the general laws. According to §§ 8 to 10 TMG, we are not obliged to monitor transmitted or stored third-party information or to investigate circumstances that indicate illegal activity. Obligations to remove or block the use of information in accordance with general laws remain unaffected by this. However, liability in this respect is only possible from the time of knowledge of a concrete violation of the law. As soon as we become aware of such infringements, we will remove the content immediately.

Liability for links
Our offer contains links to external websites of third parties, on whose contents we have no influence. Therefore, we cannot assume any liability for these external contents. The respective provider or operator of the pages is always responsible for the contents of the linked pages. The linked pages were checked for possible legal infringements at the time of linking. Illegal contents were not recognisable at the time of linking. A permanent control of the contents of the linked pages is not reasonable without concrete evidence of an infringement. As soon as we become aware of any legal infringements, we will remove such links immediately.

The contents and works on these pages created by the site operators are subject to German copyright law. Duplication, processing, distribution and any form of commercialization of such material beyond the scope of the copyright law shall require the prior written consent of its respective author or creator. Downloads and copies of these pages are only permitted for private, non-commercial use. Insofar as the content on this site was not created by the operator, the copyrights of third parties are respected. In particular, contents of third parties are marked as such. Should you nevertheless become aware of a copyright infringement, please inform us accordingly. As soon as we become aware of any infringements, we will remove such content immediately.


Photo Credits


© kupicoo / (Bild Standard)

© depositphotos (Bild Professional)

© bowdenimages / (Bild Workgroup)

Standard Edition

© kupicoo /

Professional Edition

© depositphotos

Workgroup Edition

© bowdenimages /

Ernesto von MarkStein – diese Kunstfigur ist unser Maskottchen. Sie steht für die fortwährende Revolution im Guerilla-Marketing.

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