Property: 18 properties, including the Rote Rathaus (city hall), court buildings, tax offices and other state buildings.

Scope of services:

• Installation of modern heating systems and boiler facilities
• Installation of eight cogeneration units for production of energy from combined heat and power operations
• Maintenance of technical facilities
• Control, monitoring and documentation of energy-efficient operations

Savings p.a.:

• 2.200 t CO₂/a

Cost savings p.a.:

• EUR 450,000 p.a.
• 21% in total

Benefits for the customer:

• Operating and energy cost savings over a period of ten years of approx. EUR 4.5 million (21 percent of costs to date)
• Reduction of CO₂ emissions by total of 22,000 tonnes