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DEEP Underground Engineering GmbH
Eyhauser Allee 2a
26160 Bad Zwischenahn
Christian Hellberg
Handelsregister HRB 120 651, Amtsgericht Oldenburg
Ust-Id.Nr.: DE 174 923 757

GTC/STC (Sales)
GTC/STC (Procurement)


DEEP Underground Engineering GmbH assumes no responsibility for the topicality, correctness, completeness or quality of the information provided. DEEP Underground Engineering GmbH disclaims any liability based on damage of a material or immaterial nature caused by the use or non-use of the information provided or the use of incorrect or incomplete information unless DEEP Underground Engineering GmbH has demonstrably acted in a deliberate or grossly negligent manner.

DEEP Underground Engineering GmbH expressly reserves the right to change, supplement or delete parts of the pages or the entire website without a separate announcement, or to discontinue publication temporarily or permanently.

DEEP Underground Engineering GmbH shall only be liable for the content of external web pages outside of its responsibility if DEEP knows about such content and would have been technically able and could reasonably have been expected to have prevented the use of any illegal content contained in such pages.

DEEP Underground Engineering GmbH therefore expressly declares that all links were free of illegal content at the time of publication. DEEP Underground Engineering GmbH has no influence whatsoever on the current and future design, content, authorship or copyright of the linked websites. DEEP Underground Engineering GmbH therefore expressly distances itself from the contents of all linked websites which have been altered in any way after the inclusion of the links into this website. This disclaimer is valid for all links placed within its own internet offering as well as for third party entries in any and all guest books, forums and mailing lists as supplied and featured by DEEP Underground Engineering GmbH. The owner of the linked website is the sole party against whom any and all liability claims can be made regarding illegal, incorrect or incomplete contents, in particular any claims for damage arising from the use or non-use of any and all information supplied therein.

DEEP Underground Engineering GmbH strives to observe copyright and trademark jurisdiction with respect to all graphics, sound files, video sequences or texts used in its publications and to use graphics, sound files, video sequences or texts that it has either created itself or that are licence-free.

All trademarks referenced in our internet offering, including any registered trademarks and copyrights belonging to third parties, are subject, without limitation, to the currently valid trademark regulations and the property rights of their registered owners. The fact that a trademark is referenced on our pages does not imply that it is not protected by the rights of third parties.

Copyright for all objects owned and published by DEEP Underground Engineering GmbH remains in the sole possession of DEEP Underground Engineering GmbH. Such graphics, sound documents, video sequences and texts in other electronic or printed publications may not be reproduced or used without the express written permission of DEEP Underground Engineering GmbH.

Wherever the possibility exists of submitting personal or business data such as email addresses, names or postal addresses, users disclose such information solely and exclusively on a voluntary basis. Insofar as technically feasible and reasonable, it is possible to use and pay for all services offered without providing such information or by providing anonymous data or a pseudonym.

This disclaimer is an integral part of the website. If parts or individual formulations of this text do not, no longer or not completely comply with existing and current laws, the remaining parts of this document shall remain valid and are not affected in any way by such a lack of validity.

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 (including your IP address) will be transmitted to and stored by Google on servers in the United States. 
In case of activation of the IP anonymization, Google will truncate/anonymize the last octet of the IP address for Member States of the European Union as well as for other parties to the Agreement on the European Economic Area. 
Only in exceptional cases, the full IP address is sent to and shortened by Google servers in the USA. 
On behalf of the website provider Google will use this information for the purpose of evaluating your use of the website, compiling reports on website activity for website operators and providing other services relating to website activity and internet usage to the website provider. 
Google will not associate your IP address with any other data held by Google. 
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Furthermore you can prevent Google’s collection and use of data (cookies and IP address) by downloading and installing the browser plug-in available under

You can refuse the use of Google Analytics by clicking on the following link. An opt-out cookie will be set on the computer, which prevents the future collection of your data when visiting this website:

Further information concerning the terms and conditions of use and data privacy can be found at or at 
Please note that on this website, Google Analytics code is supplemented by “gat._anonymizeIp();” to ensure an anonymized collection of IP addresses (so called IP-masking).