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125 W. Main Street Sun Prairie, WI 53590   608.837.5500

There are approximately 15,400 residential customers in Sun Prairie Utilities' service area. We have developed programs and services specifically with you – the residential customer – in mind. Whether you own or rent, we have something that will help you save energy, as well as money.

Heating Initiative
High efficiency furnaces with an ECM can help you save on your electric bill and keep you comfortable all year long. Qualifying purchases may also be eligible for Cash-back rewards. Ask your local heating and cooling contractor for details about the Efficient Heating Initiative.

To find out more, visit Wisconsin Focus on Energy or call (800) 762-7077.


Products that carry the ENERGY STAR® label use less energy than other products, saving you money on electric bills. These products also help protect the environment by conserving energy and reducing the need to build additional power plants.

When shopping for lighting, be sure to look for the ENERGY STAR® label. ENERGY STAR® qualified products save energy, cost less to operate and meet higher standards for product performance.

To find out which lighting products qualify for a Cash-back reward, visit Wisconsin Focus on Energy or call (800) 762-7077.

Home Performance with ENERGY STAR (video)

Upgrading insulation and making other efficiency improvements to your existing home will not only help to reduce heating and cooling costs, but can eliminate unwanted drafts, solve problems with ice dams and more.

Customers who schedule a Home Performance with ENERGY STAR® evaluation may qualify for Cash-back rewards toward the cost of the recommended home improvements.

To find out more, visit Wisconsin Focus on Energy or call (800) 762-7077.

New Homes Program
Planning to build a new home? Talk to your builder about the New Homes Program to ensure your home will be as comfortable, durable, safe and energy-efficient as possible.

The Focus New Homes program is available through Wisconsin Focus on Energy. To qualify as a Focus New Home, the builder and homeowner contract with an independent consultant to analyze the home’s blueprints, project energy costs, perform site visits during the construction process to verify construction details, and conduct performance tests to ensure the home works as designed and meets Focus New Homes certification standards.

Benefits: A quality home built with greater attention to detail

To find out more, visit Wisconsin Focus on Energy or call (800) 762-7077