New Temporary Hours: We have updated our customer support hours to Monday-Friday, 8am-6pm EST, and are closed on Saturdays and Sundays.

    Interstate Gas Supply, Inc.

    is the ultimate parent company of the following entities:


    Accent Energy Midwest II LLC

    Accent Energy Texas LP

    Border Energy Electric Services, Inc.

    DPL Energy Resources




    Contact for FERC-related matters:

    Joseph Haugen