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Illinois Energy (IE) is licensed by the Illinois Commerce Commission ("ICC") to offer and supply natural gas services in Illinois.  License number (05-0814).
Illinois Energy is part of the SouthStar Energy Services® multistate family.

Illinois Energy is part of SouthStar Energy Services. SouthStar is owned by Southern Company Gas™, a wholly owned subsidiary of Southern Company (NYSE: SO). Headquartered in Atlanta, SouthStar is proud to serve more than half a million residential, business, large commercial and industrial (LCI), and compressed natural gas (CNG) customers in numerous retail energy markets across the United States. You may also know us by one of our other trade names: Georgia Natural Gas®, Florida Natural Gas®, Ohio Natural Gas®, Grand Rapids Energy®, Pennsylvania Energy and Illinois Energy Solutions®.

SouthStar serves more than half a million customers.

For more than 20 years, SouthStar has built on the expertise of its parent company, Southern Company Gas. A history of solid financial performance and stability, as well as sophisticated in-house financial trading and risk management, has placed SouthStar in a position of leadership.

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