Case Studies

Others are saving energy, and so can you!


Minneapolis City Hall

Local governments often tout the value of energy efficiency, and at Minneapolis City Hall, the Municipal Building Commission is putting those words into action. From switching to LED lights in the building's iconic clock tower to installing sophisticated building management system to turn off equipment when not in use, staff at City Hall continue to look for ways to save energy. Read more!


Hospital Parking Ramp

Parking ramps can often save big from lighting projects. Hospital Parking Ramp on Hennepin County Medical Center's campus is a great example of this: the property manager, Allied Parking, completed three rounds of lighting projects over the years to cut energy use by 19% and save over $18,500 annually on energy costs. Read more!


Butler Square

Butler Square was built in 1906, but that doesn’t mean that the large office building is wanting when it comes to energy efficiency. On the contrary, due to a motivated owner and smart staff, the building uses less energy on a square footage basis (53 kBtu/ft2) than most in the city. Read more!


Colwell Building

With a score of 79, the Colwell Building in the North Loop is Minneapolis' newest ENERGY STAR certified building. Gretchen Lundberg, who was in charge of the building’s application, says that for Minneapolis office buildings, certification is a must, “Prospective tenants ask if we’re LEED or ENERGY STAR certified.” Now, she can answer that question with an emphatic ‘yes!’ Read more!


DeLaSalle High School

DeLaSalle High School, the private high school on Nicollet Island, may be best known for its Catholic, LaSallian tradition and focus on educating diverse students, but it is quickly adding sustainability to its renown. As DeLaSalle ‘prepares students for life, work, and service to society,’ part of the school’s mission, it involves students in sustainability activities and seeks to make the physical earning environment productive, energy efficient, and affordable for all students. Energy benchmarking has helped measure progress toward these laudable goals. Read more!

Midtown Exchange

Benchmarking, or measuring energy use, allowed Ryan Companies to see how much energy the building was using and look for ways to save one nergy costs. Dave Burrill, director of management at Ryan Companies,says benchmarking is an easy way to find savings opportunities. “The sooner you can benchmark your building, it’s dollars in your pocket,” Burrill said... Read more!


Minneapolis Central Library

How does a library become a model for energy efficiency and cost savings? The answer: with a great design and employees willing to pay attention to the details. When the third generation of the Minneapolis Central Library, part of the Hennepin County library system, was built in 2006 it got a brand-new design with state-of-the-art energy efficient features. However, after time, Property Services staff realized that some of those features weren’t being used fully and they decided the building could use a tune up...Read more!

Case Studies from Outside Sources

New Lights, New Look for Hilton Hotels

For hotels, customer experience and satisfaction are a top priority. That’s why two Hilton Hotels in the Twin Cities decided to upgrade their lighting with dimmable LEDs. Thanks to Xcel Energy’s rebates, the project will have paid for itself in nine months and save the hotels an estimated $82,750 a year. Read the full case study developed by Xcel Energy® here





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About: This website was made possible through cooperation between the City Of Minneapolis, the Minnesota Pollution Control Agency, and the Center for Energy and Environment.



Background photo credit: Downtown Minneapolis - Mill City Museum by Jeremiah Peterson, on Flickr