Legal Notice

The International Solar Energy Society e. V. is registered at the District Council of Freiburg, registration No. VR 2739. 

The representatives of the non-profit organisation are:
President: Dr. David S. Renné
Vice President: Prof. Volker Wittwer
Treasurer: Mr. Torben Esbensen

VAT Identification No. DE 177 197 424 (international use)
Taxation No. 06470/41456 (for use in Germany only)

Contact persons for the ISES e. V. International Headquarters are:
Head of Secretariat: Jennifer McIntosh

Contact Information
International Solar Energy Society
International Headquarters - Villa Tannheim
Wiesentalstr. 50
79115 Freiburg

Tel: + 49 761 45906 45
Fax: + 49 761 45906 99

All material contained in this site, including graphical elements and images, is, unless stated otherwise, copyright of the International Solar Energy Society e. V.  (ISES).  All rights reserved. The images, documents and information provided on this website are intended solely for informational and non-commercial purposes.

Unless stated otherwise, the images, documents and information may not be modified or altered in any way. You may not remove any copyright or other proprietary notices contained in the pictures, documents and information. Should you display any images or content originating from this site, they should be attributed to ISES, unless otherwise stated.

Photo Credits

The photos that appear in the home page banner of this website and on the following sites are credited to the following persons:

Homepage banner photos:

Andesol, Burkina Faso, Ghana, Mail, Ruanda and Spain - Â© Nathalie Bertrams /

Other photos courtesy of Corry de Keizer, Christian Budig and Ahmad Houri. 

Photo under "What we do" - © Nathalie Bertrams /

If a copyright is indicated on a photo, graphic, or other material appearing on this site, permission to copy these materials must be obtained from the original source.


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