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Legal notice

Acting partner: Daniel Assmann
Mattentwiete 8
D-20457 Hamburg
Federal Republic Of Germany

Tel.: +49 (40) 23648268-0
Fax: +49 (40) 23648268-99


Personally responsible partner: CURRAX Verwaltungs GmbH
Partner entitled to act as subsitute: Daniel Assmann

Court: Local court Hamburg
C.R. no.: HR 108631
VAT-ID-No.: DE261511615
Disclaimer: Even we take all reasonable care in regular controlling those, we are not responsible for the contents of any external links. For the contents of the said external links their carriers are responsible only.

ZORN DESIGN Created by: Stefanie Zorn | ZORN DESIGN

Thanks to Siemens AG for the kind support with photographs and texts.
Copyright ©Siemens AG. All right reserved.

Note on protected trademark names, and logos:
Use of protected trademark names, brand names, utility models, and trademark logos on this homepage does not present any violation of copyright, but is used as illustrative information. Even if these are not specifically identified as such at relevant locations, corresponding legal regulations shall apply. Trademark names and brand logos used are the property of manufacturers, and are subject to their copyright regulations. For related information please refer to the manufacturers' notes on their web pages.


Here you can download our General Conditions.


Photos/photo credits

000013755018© van den Dries
000015954793© Cole
mechanical sketch with gears © Eric Milos -
zementwerk © jomare -
kiesgrube © jomare -


Liability for contents

The content of our website is created at the highest level of accuracy. For the correctness, completeness and actuality of the contents we do not take over any responsibility, however. As a provider of service, we are liable for own contents in our website as per §7 clause 1 TMG (German tele-media act) and as per the German law in general only. As per §§ 8 to 10 TMG (German tele-media act) however we as a provider of service are not obliged to monitor submitted or saved external information on our website or to actively research circumstances that indicate illegal activity related to such information. Our commitment towards deleting and / or disabling of the utilization of such information as per the general German law remains untouched. Any related responsibility can be claimed after the effective moment that any infringement has been brought to our knowledge only. We will delete any contents of our website upon noticing any related infringement immediately.


Our website contains links to third-party websites, on which contents we have no influence. We therefore cannot accept any liability for this third-party content. The content of such third-party websites is the responsibility of the respective owners and / or providers only. At the time these links were implemented into our website, we found no violation of the law on them. A permanent monitoring of the content of the websites linked to from our website regarding violations of the law is not reasonable. We shall delete any link upon becoming aware of it violating the law immediately.



The content and works provided on this website are subject to the German copyright. The duplication, processing, distribution and any kind of commercialization beyond the scope of the copyright law requires the consent of the creator or author in written form. Downloading and copying of our website is permitted for the private use only, not for commercial use. For the content not created by us, the copyrights of third parties apply.

If you encounter any violation of copyright, we kindly request your related notice. Upon noticing any violation of copyrights on our website we will delete related contents immediately.



The usage of our website is generally possible without revealing personal data. As long as personal data is being asked for (e.g. name, address or e-mail-address), the user will reveal this on his/her own will only. This personal data will not be passed on to third parties without the explicit acceptance of the user.
We need to point out that data submission on the internet (e.g. by communication by e-mail) is still subject to high security risks. A complete protection against unauthorized access by third parties is not possible.
The usage of the contact data we are obliged to announce in our legal notice by third parties for sending not requested advertising material and sales promotion material is being disagreed by us herewith explicitly. The operator of this website strictly reserves the right for legal steps against anyone sending us unsolicited advertising and promotion material (e.g. spam e-mails).


Privacy notice for the usage of Google Analytics

This website uses Google Analytics, a web analytics service provided by Google, Inc. (“Google”). Google Analytics uses “cookies”, which are text files placed on your computer, to help the website analyze how users use the site. The information generated by the cookie about your use of the website will be transmitted to and stored by Google on servers in the United States .

In case IP-anonymisation is activated on this website, your IP address will be truncated within the area of Member States of the European Union or other parties to the Agreement on the European Economic Area. Only in exceptional cases the whole IP address will be first transfered to a Google server in the USA and truncated there. The IP-anonymisation is active on this website.

Google will use this information on behalf of the operator of this website for the purpose of evaluating your use of the website, compiling reports on website activity for website operators and providing them other services relating to website activity and internet usage.

The IP-address, that your Browser conveys within the scope of Google Analytics, will not be associated with any other data held by Google. You may refuse the use of cookies by selecting the appropriate settings on your browser, however please note that if you do this you may not be able to use the full functionality of this website. You can also opt-out from being tracked by Google Analytics with effect for the future by downloading and installing Google Analytics Opt-out Browser Addon for your current web browser:


For further information please refer to and respectively (general information about Google Analytics and protection of data privacy). We would like to point out that Google Analytics has been amplified by the code “gat. _anonymizelp();” on this website, to ensure the IP-addresses being gathered being fully anonymized (so-called “IP-masking”).