Contact / Imprint

For any kind of questions you are welcome to send an e-mail to the persons mentioned below. Questions regarding the website content and membership may be send initially to the Secretary of the group. You are invited to use the registration form for inquiries related to the access to the restricted parts of the website.


according to § 5 TMG (German Act for Telemedia Services) and § 55 Rundfunkstaatsvertrag (German Interstate Treaty on Broadcasting)

Deutsches Zentrum fuer Luft- und Raumfahrt e. V.
German Aerospace Center (DLR)
Linder Hoehe
51147 Koeln (Cologne)

Phone: +49 2203 601-0
Fax: +49 2203 67310
email: contact-dlr [at]

DLR’s Executive Board, consisting of Prof. Dr. Pascale Ehrenfreund (Chair of the Executive Board), Klaus Hamacher (Vice Chairman of the Executive Board), Prof. Rolf Henke, Prof. Dr. rer. nat. Hansjörg Dittus and Dr. Gerd Gruppe, is empowered to act as DLR’s representative. The Executive Board’s seat is located at DLR, Executive Board, Linder Hoehe, D-51147 Koeln. The Executive Board can also authorise DLR employees to act on behalf of DLR. The head of DLR’s legal department, Linder Hoehe, 51147 Cologne, can provide information about the extent of this authorisation. Registration court and registration number of DLR: District court of Bonn, VR 2780.

The ASPAG Portal is maintained by

German Aerospace Center (DLR)
Institute of Flight Guidance
Lilienthalplatz 7
38108 Braunschweig

Phone: +49 531 295-2501
Fax: +49 531 295-2550

Portal Editing:
Guenter Linde

Karl-Heinz Keller
Business Development Senior Manager – Airport Operations Air Transport Solutions – Europe SITA
(Business Management ASL)

Direct:      +49 (0) 6196 970 423
Mobile:      +49 (0) 172 4890404
CVS:         235 4423
Address:  SITA | Ludwig-Erhard-Strasse 30-34 | D-65760 Eschborn | Germany

All photos used on this website are provided by:

German Aerospace Center (DLR) –
The Executive Board, represented by
Prof. Dr. Pascale Ehrenfreund and Klaus Hamacher, Cologne

DLR cannot be held liable either for mistakes in editorial or technical aspects, nor for omissions, nor for the correctness of the content. In particular, DLR does not guarantee completeness or correctness of information contained in external websites which can be accessed via links from DLR’s websites. Despite accurate research on the content of such linked external websites, DLR cannot be held liable for their content. Only the content providers of such external sites are liable for their content. Should you notice any mistake in technical or editorial aspects of the DLR site, please do not hesitate to inform us.

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