top of page


Treybstoff & Collegen UG (limited liability)
Pützchensweg 32
D-53227 Bonn

Sales tax identification number according to § 27 a sales tax law: DE337184760

Bonn commercial register HRB 25311, Bonn District Court Labeling obligation according to § 6 TDG

Responsible for content according to § 10 paragraph 3 MDStV:

Janosch Wengenroth (Managing Director)







Liability for content


The content of this site was made with the highest care. However, Treybstoff & Collegen UG cannot guarantee that the content is correct, complete or up-to-date. As a service provider, we are responsible for our own content on these pages according to Section 7, Paragraph 1 of the German Telemedia Act (TMG). According to §§ 8 to 10 TMG, however, we as a service provider are not obliged 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 according to general laws remain unaffected. However, liability in this regard is only possible from the point in time at which knowledge of a specific infringement of the law is known. As soon as we become aware of any violations of the law, we will remove this content immediately.


Liability for links


The site contains links to external third-party websites over which we have no control. For this reason, Treybstoff & Collegen UG cannot assume any liability for this third-party content. 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 content was not recognizable at the time of linking. However, a permanent control of the content of the linked pages is not reasonable without concrete evidence of an infringement. As soon as we become aware of legal violations, we will remove such links immediately.




The content and works on these pages created by Treybstoff & Collegen UG are subject to German copyright law. Reproduction, processing, distribution and any kind of exploitation outside the limits of copyright require the written consent of Treybstoff & Collegen UG. Downloads and copies of this site are only permitted for private, non-commercial use. Insofar as the content on this page is not provided by Treybstoff & Collegen UG  were created, the copyrights of third parties are observed. In particular contents of third parties are marked as such. Should you nevertheless become aware of a copyright infringement, we ask that you inform us accordingly. As soon as we become aware of legal violations, we will remove such content immediately.

bottom of page