Proudly Serving the Spokane County & Northern Idaho Area for Over 21 Years

Looking for a top-rated Electric, HVAC, or Plumbing home service company in the Spokane or Northern Idaho area? Mainstream® has you covered.


  • Spokane
  • Spokane Valley
  • North Spokane
  • South Hill
  • Liberty Lake
  • Veradale
  • Millwood
  • Cheney
  • Airway Heights
  • Nine Mile
  • Mead
  • Colbert
  • Mica
  • Newman Lake
  • Dishman
  • Otis Orchards
  • Deer Park


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