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  • Citizens Utility Board is working together with Efficiency 2.0 to offer CUB Energy Saver to Illinois residents. CUB was founded by the state in 1983 to help protect consumers from high utility costs. CUB is proud to continue this mission with CUB Energy Saver.

    CUB Energy Saver provides tools that:

    • Create ways for you to save money while benefiting the planet.
    • Empower you to engage with your local community to help solve critical energy and environmental issues.
    • Reward smart decisions with discounts at national and local retailers.

    Click here to learn more

    Home Energy Conservation CUB Energy Saver


    500 North Gary Avenue | Carol Stream, Illinois 60188 | Phone: (630) 665-7050 | TDD: (630) 668-5785 | Fax: (630) 665-1064