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RheinEnergie AG

Your energy and water supplier in Cologne and the Rhine region.

Annual Reports

Download a PDF copy of the current annual report or past annual reports (only available in German) by selecting a title below.

Geschäftsberichte
Geschäftsbericht RheinEnergie AG 2007 pdf-Download (3.6 MB)  
Geschäftsbericht RheinEnergie AG 2006 pdf-Download (4.54 MB)  
Geschäftsbericht RheinEnergie AG 2005 pdf-Download (2.33 MB)  
Geschäftsbericht RheinEnergie AG 2004 pdf-Download (3.07 MB)  
Geschäftsbericht GEW RheinEnergie AG 2003 pdf-Download (2.55 MB)  
Geschäftsbericht GEW RheinEnergie AG 2002 pdf-Download (1.71 MB)  
Geschäftsbericht GEW Köln AG 2001 pdf-Download (703 KB)  

 

Das Unternehmen
Daten & Fakten 2007 pdf-Download (807 KB)  
Daten & Fakten 2006 pdf-Download (393 KB)  
Daten & Fakten 2005 pdf-Download (473 KB)  

 

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Energy-saving tips

Turn to the right temperature
It is usually a waste of energy to turn the heating on full in every room. A simple adjustment of the thermostat could save you a lot of money. 20 to 21 degrees Celsius are sufficient in your living room, children's room and study, the temperature in your kitchen, bedroom and hallway can be 2 degrees less and 2 degrees more in your bathroom . A temperature of 12 degrees Celsius is usually sufficient in unused rooms.