Dr. Ferdinand Esser
Coordination / Managing Director

Christine Steinseifer-Jeske
Coordination / Managing Director

Oili Tsakmakis

Room W3 1-138

Phone.: +49 (0)441 – 798 3648/49

Contact options:
via e-mail and via phone from Mon-Thur 09:00-12:00

New: Online office hour on thursdays from 10:00-11:00 (by appointment) and individual appointments on request


Due to the current situation, we would like to ask you to proceed as follows:

  • For questions and other OLTECH related issues, please contact us via e-mail!
  • If you have any documents for us, please throw them in our OLTECH letterbox or the university house mail!
  • During our office hours we are available for you via e-mail!

Thank you for your understanding!



Published by

Carl von Ossietzky Universität Oldenburg    
Ammerländer Heerstr. 114-118 Bild
26129 Oldenburg
Germany   Phone: +49 441 798-0
Fax:     +49 441 798-3000
WWW: Oldenburg University is a corporation under public law. It is legally represented by the President.

Supervisory authority: Lower Saxony Ministry of Science and Culture, Leibnizufer 9, D-30169 Hannover

Sales tax identification number in accordance with § 27a Sales Tax Law:  DE 811184499

The names of the persons or institutions responsible for the content in accordance with § 6 MDStV can be found in the footnotes at the bottom of the respective page, in all other cases the university's internet co-ordinator Volker Burggräf is responsible.
In addition to this there are remote services, partly running on external servers, for which other persons bear responsibility as can be seen on the respective pages.
Websites starting with www.<servername.>,, or fall into the responsibility of the respective individuals (as indicated by a name in the URL) or the specific institutions. Oldenburg University accepts no liability for the content of these pages, as they are not official university publications. Disclaimer: despite careful checking of the content we accept no liability for the content of external links. We have no control over content and structure of these pages. The content of the linked pages, including those university pages mentioned above is exclusively the responsibility of those who issue this information. Copyright The copyright for any material on the pages of Oldenburg University is reserved. Any duplication or use of such pictures, diagrams, sounds or texts in other electronic or printed publications is not permitted without the university's explicit agreement. Design & System Administration Internet Co-ordinator (Press Office)

(Changed: 19 Aug 2022)