The following utilities and related associations provide service to Iowa customers. The websites are not maintained by the Iowa Utilities Board.
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MidAmerican Energy Company - Information on programs and rebates for residential energy efficiency.
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Alliant Energy-Interstate Power & Light Company - Information on programs and rebates for residential energy efficiency.
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Black Hills Energy - Energy saving tips.
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Liberty Energy (Midstates) Corporation d/b/a Liberty Utilities (f/k/a Atmos Energy)Â - Iowa Energy Efficiency Program.
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Iowa Association of Electric Cooperatives (IAEC) - General energy information.
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Iowa Association of Municipal Utilities (IAMU) - Energy efficiency program support