En-Concept® Energy Consultancy GmbH
Hauptstraße 27
D-77652 Offenburg

Telephone number: +49 (0) 781/93 22 98 – 0
Fax number: +49 (0) 781/93 22 98 – 21

Email: [email protected]

En-Concept® is a registered trademark of
En-Concept Energy Consultancy GmbH

Authorized Managing Director:
Dr. Marc Müller-Stoffels
Urs Rosenkranz, Dipl.-Volkswirt
Tobias Szargan, B.Sc.
Werner Urich, Dipl.-Wirtsch.-Ing. (FH)

Responsible for content:
Urs Rosenkranz
Werner Urich

Register court:
District Court Freiburg i. Br.

Registration number:
HRB 701957

Sales tax identification number:
DE 814933143

Despite careful content control, we assume no liability for the content of external links. The content of linked pages are the sole responsibility of their operators.

Any duplication of the website content of, even in excerpts, requires the written consent. Violations will be prosecuted.

Source for the used pictures:
duncanandison, thodonal, Joachim Wendler, Sergey Nivens, duncanandison, XtravaganT, wsf-f, Foto-Ruhrgebiet, lassedesignen, Sikov, andyller, rodnikovay, photocrew, leowolfert, ipopba, Ingo Bartussek, ibreakstock, momius, Janni, DOC RABE Media, adrian_ilie825, Stockfotos-MG, Iakov Kalinin, Andrei Merkulov, chalermchai k, Butch, Aania, psdesign1, kamasigns, peshkov, Joachim Lechner, Yvonne Weis, svort, Frank Wohlfeil, fotogestoeber, Coloures-Pic, Brian Jackson