Information according to § 5 TMG:

Crystop GmbH
Durlacher Allee 47
DE 76131 Karlsruhe

Represented by:

Martin Nierlich, Ronny Sing


Phone: +49 (0)721 61 10 71
Telefax: +49 (0)721 62 27 57
E-mail: info(at)

Register entry:

Entry in the commercial register.
Register court: Mannheim Local Court
Register number: HRB 102934


Sales tax identification number according to §27 a Umsatzsteuergesetz:
DE 143 593 285

Professional liability insurance information:

Name and registered office of the company:
Diehl Assekuranz
Reinsurance and Brokerage Ltd.
Stephanstrasse 49
DE 90478 Nuremberg

Area of validity of the insurance:

Responsible for the content according to § 55 para. 2 RStV:

Martin Nierlich

Note on EU dispute resolution

The European Commission provides a platform for online dispute resolution (OS):
You can find our e-mail address in the imprint above.


Liability for contents

As a service provider, we are responsible for our own content on these pages in accordance with general legislation pursuant to Section 7 (1) of the German Telemedia Act (TMG). However, according to §§ 8 to 10 TMG, we are not obliged as a service provider 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 regard is only possible from the point in time at which a concrete infringement of the law becomes known. If we become aware of any such infringements, we will remove this 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 content of the linked pages. The linked pages were checked for possible legal violations at the time of linking. Illegal contents were not recognisable at the time of linking.

However, permanent monitoring of the content of the linked pages is not reasonable without concrete indications of a legal violation. If we become aware of any infringements, we will remove such links immediately.


The content and works created by the site operators on these pages are subject to German copyright law. Duplication, processing, distribution and any kind of exploitation outside the limits of copyright require the written consent of the respective author or creator. Downloads and copies of this site 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, third-party content is marked as such. Should you nevertheless become aware of a copyright infringement, please inform us accordingly. If we become aware of any infringements, we will remove such content immediately.

Image source reference:

Please note:

The information of the imprint and other information on these pages is non-binding and subject to change at any time. Any liability for the accuracy and completeness of this information is therefore excluded. Furthermore, liability for all links to external sites is excluded. Crystop GmbH neither adopts their contents nor is it responsible for them.