Hertzstrasse 4
69126 Heidelberg

Telephone: +49 6221 3 06-6
Telefax: +49 6221 3 03-122


Management Board:
Volker Geuder

Supervisory Board:
Dr. Jürgen Sontheimer (Chairman)
Karin Geuder
Bernhard Günther

District Court:
HRB 336531

Tax Id. No.:
DE 143459517

Old electrical device Registration No., WEEE Registration No. DE 29543398

Legal notes:

1. Limitation of Liability

The content of this website has been compiled with careful consideration. The owner, however, does not assume any liability for the correctness, completeness or currency of the content. The use of website-content is at the user’s own risk. Articles naming the author only express the opinion of the author and not that of the owner. Use of the website does not lead to any contractual obligations between the user and the owner.

2. External Links

This website contains external links to the websites of third parties.
These websites are the responsibility of their respective operators. The owner checked the content of these external sites and for legal violations when creating the links. At that time no legal violations were discernable. The owner has no influence on the currency, content and future layout of these linked websites. The creation of these external links does not mean that the owner has adopted the contents as his own. It is impossible for the owner to constantly check these external links for legal violations. Should the owner, however, become aware of legal violations, he will delete the external link to the offensive website immediately.

3. Copyright

The content of this website are subject to German copyright laws. Every use not in line with German copyright law, requires the written approval of the owner or other holder of rights. This is true in particular for duplication, editing, translating, saving, transfer, and reproducing content in data banks or other electronic media or systems. Contents and rights belonging to third parties have been appropriately labeled. Unapproved duplication or transfer of individual content or entire pages is forbidden and liable to prosecution. Only copies and downloads for personal and private use and not for commercial use are allowed. The display of this website using foreign frames is only permitted with prior written approval.

4. Data Protection

When visiting the website of the owner, information concerning access (date, time and pages viewed) is saved. This information is not personalized but remains anonymous and is used solely for statistical purposes. It is not transferred to third parties for commercial or non-commercial purposes. The supplier expressly points out that data transfer over the internet (e.g. email communication) has security gaps and cannot be completely protected against access by third parties. The use of contact data on this page for commercial use is explicitly not desired, unless the owner has provided written permission or there is an existing business relationship. The owner and all persons mentioned on this website herewith take the opportunity to object to the transfer of their data for commercial purposes.

5. Special Terms of Use

Should special terms for individual usages of this website differ from the previously mentioned numbers 1 through 4, then these will be referred to accordingly. Should this be the case, then the special terms of use will be valid for each individual case.


For your inquiries you can also use our contact form.


See where we are located all over Asia. click here