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Information according to §5 TMG

Daniel Ahrens
Cornerstone Consulting Inh. Daniel Ahrens
At the highest 23a
51643 Gummersbach


E-Mail: info[at]
Phone: +49 (0) 176 24190216
fax: 02261 9584981

Sales tax ID

Sales tax identification number according to § 27 a Umsatzsteuergesetz: DE344632166

Details of professional liability insurance

Name and domicile of the insurer:
Hiscox SA
Arnulfstrasse 31
80636 Munich

Area of validity of the insurance:
Worldwide, excluding USA and Canada 

EU dispute resolution

The European Commission provides a platform for online dispute participation (OS):
You can find our email address in the imprint above.

Consumer dispute resolution/universal dispute resolution body

We are not willing or obliged to participate in dispute resolution proceedings before a consumer arbitration board.


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