Best Electric Installation Or Replacement in Minneapolis MN

Will not honor warranty when something goes wrong. I have called company several times about my furnace they installed and they will not return calls

Scheduled a month in advance. They gave me an 8 hour window of when they would arrive. I called them at 8 am that morning to narrow down time. They said after 12:30. At 12:30 they called to cancel and said they couldn't get out for another 6 weeks.  Talk about wasting my time!  Good luck to them with an operation like that!