Responsible for the content of this website according to § 6 TDG (Teledienstegesetz)


Christian Schäffer

OTSD – Optimized Traffic Systems Development GmbH
Anne-Conway-Street 2
D-28359 Bremen, Germany

Phone +49 (0) 421 / 42777-60
Fax +49 (0) 421 / 42777-69

E-Mail: info [at]

Authorized representative: Christian Schäffer

Court of registry: Amtsgericht Bremen
Registration number: HRB 21923

VAT Id No .: DE 234077734

Statement of liability

OTSD GmbH accepts no liability for the content of external links. The content of any linked sites is solely the responsibility of their operators.



The contents of this website are the property of OTSD GmbH or are used with the permission of the respective rights holders. They are protected by copyright. Duplication of graphics, logos or texts in other electronic or printed publications, even in extracts, is not permitted without the express consent of OTSD GmbH or the respective copyright owners.



Your personal data will only be used for the purpose of communication and not passed on to third parties. For more information regarding privacy, see our Datenschutzerklärung (german only).