Delaware Sustainable Energy Utility  DBA Energize Delaware is a  501(c)(3) nonprofit corporation offering renewable and energy-efficiency programs that help Delawareans reduce their carbon footprint. Programs range from our most popular  Home Performance with ENERGY STAR® home assessments and rebates to low-interest loans that help businesses including farms, nonprofits, congregations,  schools, government, and residents convert to solar or install energy-efficient systems.   The Energize Delaware team and partners are happy to assist Delaware residents as they become energy efficient.

Making Homes More Comfortable and Affordable.

Our programs help improve your home’s coziness and safety while reducing its energy consumption. In-home energy audits identify exactly what’s needed—from new insulation, windows or doors to higher-efficiency appliances and HVAC equipment. All to make your home more comfortable and affordable.

See our residential programs

Improving Bottom Lines For Businesses, Government and Nonprofits.

We also help companies, governments, nonprofits and faith-based organizations save energy and money. We provide commercial-grade energy audits and recommendations, revolving loan and energy investment funds, grants for clean solar and geothermal energy, and other initiatives.

See our nonresidential programs

Our Valued partners.

Energize Delaware partners with utilities, public-advocacy and community-action groups, and other organizations. Together, we offer our programs to people statewide to help protect against volatile energy prices, reduce the environmental impact of energy production and lead Delaware to a sustainable energy future.

Our Partners

The latest on energize delaware news and initiatives.

May 11, 2022

 The drive for cleaner, greener and energy efficiency has never been stronger. Energize Delaware has been making Delawareans’ energy dreams come true with various programs helping people become more energy-efficient and graduate to renewable energy.  Who is Energize Delaware? Energize Delaware is the name used to represent all of the programs and initiatives offered by…

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May 10, 2022

Energize Delaware is proud to announce that it has received the 2022 ENERGY STAR Partner of the Year for Sustained Excellence Award from the U.S. Environmental Protection Agency and the U.S. Department of Energy.  This is the sixth year Energize Delaware has received this national honor. “Energize Delaware is honored to accept the ENERGY STAR…

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