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  • American Transmission Company

    • Utilities
    • Power Companies
    5303 Fen Oak Drive
    Madison, WI 53718
    (608) 877-3600
    (608) 877-3604 (fax)
    • About

      American Transmission Co. is a Wisconsin based company that owns and operates the electric transmission system in portions of the Upper Midwest. Formed in 2001 as the nation's first multi-state transm

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