Utility go Results Found: 3 Button group with nested dropdown Northland Constructors AMFA Northland Constructors 4843 Rice Lake Road Duluth MN 55803 (218) 721-8582 Minnesota Power AMFA Minnesota Power 30 W. Superior St. Duluth MN 55802 (218) 355-3303 Great River Energy AMFA Great River Energy 12300 Elm Creek Blvd Maple Grove MN 55369 (218) 355-8088